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Winda FAQ's

What is the timeline for material supply, installation and final handover of the project?

Timeline for material supply from Day 0 in 45 Days

Definition of Day 0
When Cavity are ready for sizes within 2 working days our Service Engineer will come to the site and take the final measurements by Laser Equipment. Once the sizes are taken within next 2 to 3 working days he will submit a final commercial for your approval. This final commercial will have the same discount percentage of the agreement signed. Once you give final approval on the final commercial that will be Day 0

Once the material has been supply to your site within next 2-3 days the Glass will also be supplied and our installation team will also be there within next 3-4 days simultaneously then depending upon the size of the project it usually takes 10 – 20 days to complete any residential sites.

What are color choices & finishes available with Winda SYSTEMS?

Plain White Finish, Any Painted Finish, Wood Finish are available in multiple shades like Oak Wood Walnut etc.

What kind of Sound Insulation (Acoustic Performance) is available with Winda Systems?

Acoustic performance refer to Sound insulations of windows & doors post installation. Normally insulation range remain from 30 dB to 52 dB depending on profile system, glass and building walls/ structure specifications.

What is average per sq. ft cost?

If the window is a fix window it might cost you as less as Rs 400 per sq. ft. If the same window is a openable sliding window with a small size that sq. ft, price can go upto 1200- 1400 sq. ft. Then again it depends on which system of opening window we are taking or if it is an insulated or Non Insulated series very much depends on every house how many fix windows and how many sliding windows are there that will decide the Sq. Ft. price of that particular project. Every House and every project has a separate sq. ft. rate depending on the design and opening and requirement of the project As well as the colour and finishing choices of the profile and the choices of the glass thickness and the Glass specifications. Windows width & Height and any special hardware required like Key Locking, Door Closure etc. So many variants are there. So saying a Sq. Ft rate for any project or any product in windows it is residential it is not possible. Every house will have its own Sq. Ft area

What is maintenance cost?

Maintenance cost is almost Zero to client for next 21 year including the colour of profile joints hardwares etc. In case there is a accidental damage then pricing as per the actual service cost like if it is a broken glass or if it is a broken handle or if it is something you know damaged profile then it might be of cost or else any kind of maintenance for the next 21 years is Zero to the client.

Do the Mesh provided are rust free?

Yes, Stainless steel 304 Grade in slide panels, In Zigzag and Role one Mesh is Fiberglass.

What is the distance between two Glasses in the Glass to Glass joint window?

4 - 6mm

Will Gap in G2G joints will be visible?

Yes, It will be visible like a line covered with a clear silicon

Can uPVC windows be recycled?

uPVC windows can be recycled safely despite the claims of it being impossible & harmful the environment. This saves thousands of tons of landfills being dumped every year & prevents land pollution.

Can you put blinds in glass?

Yes, possible in Double Glass Unit with a limited Width and Height options. Ideally Blinds in window is preferred in Kitchen & Bathroom Glasses as Curtains are not Feasible at both places due to oil and moisture content in air.

Why you don't give warranty on glass?

All Glass are duly tested in stress load and Allowable Deflection parameter. Glass can break due to Nickel Sulphide activation, which does not cover in warranty in any way.

What is Laminated and its benefits ?

Laminated glass is two or more glass permanently bonded together with one or more plastic interlayers Poly Vinyl Butyral (PVB) using heat & pressure Laminated Glass is called as security glass or Safety Glass also. This combination helps to keep the intruder out even after hit break for minimum 20 mins or more This also ensure safety once the glass breaks and it does not fall down due to the lamination layer.

What is the difference in DGU and Laminated Glass?

DGU Glass is used for Thermal insulation (Heat & Cold) & Acoustic performance, laminated glass is used for security & acoustic performance. Thermal insulation can be achieved in laminated glass by using solar control glass.

What can be the reason of delamination of Glass?

Manufacturing defect or Constant touch of Moisture.

Where we can use HS (Heat Strengthen) Glass?

Laminated Glass in which thickness of single glass maximum 8 mm. Glass thickness 10 mm and above can not be Heat Strengthened Glass by property of glass.

What is the performance glass ?key points to take care in the Glass?

Performance Glass is called as Solar Control Glass also . There is a layer applied on the clear glass to reflect the U.V Rays out and keep the inside cool.

What are the security options provided with windows?

Full Reinforcement, Laminated glass, Multipoint locking, Key locking, Beading inside, Burglar resistance class (RC) depending upon design & System.

What is silicon and what is use in windows?

1 - Windows are always installed with gap of 4-6 mm from Wall in all sides to absorb variation impact of civil structure (Thermal expansion or contraction)
2 - A silicone sealant always finds use where a gap requires to fill for insulation.
3 - It should be weather proof to ensure high insulation from Sound, Air, Thermal & Dust for the long term

Can uPVC windows be repaired?

uPVC windows are best in their hardly require any kind of maintenance or repair as they are best in their quality. In certain cases these windows might require some maintenance service or repair & it’s considered to be a tough task, despite the claims that uPVC windows can’t be repaired, it’s surprisingly easy.They can be made to look & perform as good as new if you put the experts at work.

Can we fix uPVC windows with Mosquito mesh / Insect screen?

Insect screens are a part of most of the windows systems. They help us enjoy our windows to the fullest extent by letting us see nature as it is & not worry about the insects that come along with it. When this joins hand with a window system that has all the best qualities that a modern customer requires, who would say no to that? That’s mosquito mesh in a uPVC window for you.
WINDA Gives you Standard 304 Grade SS Mesh.

What is uPVC?

uPVC stands for Unplasticized polyvinyl chloride. It is a polymer that has an array of amazing features that could come in handy in tons of places. Some of them being its self-extinguishing property that could stop a raging fire, High thermal resistance that keeps the inside of a place cosy and most importantly it is strong in spite of being very light weighted, which cuts down on weight in tall structures.

From where all the WINDA material is coming?

Profiles are extruded with WINDA polymer formulation in various location in India depending upon articles & their quantum.

What is the make of Hardware?

WINDA Hardware comes with 21 years warranty marked with WINDA make.

What is Warranty Period?

21 Years operational warranty excluding glass breakage.

Discuss Warranty, how WINDA is better?

WINDA offering reliable warranty of 21 years.Unlike wood work, these are high performance profile system come with the specialized profiles and hardware’s and accessories which needs specific supply & skill set for after sales service in which WINDA is highly specialized.

USP of System

1 - Tested & certified systems
2 - Designed per Indian weather conditions
3 - 21 Years reliable warranty
4 - Multipoint locking
5 - Integrated Solutions with multiple type of typologies like door windows
6 - Perfect Sound , Dust , Thermal Insulation
7 - No Paint or Polish Required
8 - No Warping or Change in Size due to moisture.

Do we need to pay full GST?

Prices are inclusive GST. Client has to keep the record of Invoices to ensure warranties in the long run.

What is your customer care number?

0161-5016251

What is response time in case of any service is required or any damage or glass breakage happens?

Within 48 hours our team will respond and within next 7 Working Days we will resolve the issue.

What are the points for which you must think before giving order of uPVC windows to any organization?

1. Will that organization give you proper service after installation?
2. Will they supply of hardware later like handles & rollers be available in their stock ?
3. Is it a very small Company and they might vanish from the market later when you need service down the line 5 years or 7 years?
4. What is the track record of that organization?
5. How many people are working there?
6. What kind of infrastructure they are having?
7. What kind of factories or showroom they have?
8. What is the Sound Insulation, Thermal Insulation, Dust Proof, Water Tightness, Wind Load Bearing all the technical parameters do they have proper certificates of Third Party Testing ?

What is U value?

The U-value of a window is a measurement of the rate of heat loss indicating how well your windows are keeping valuable heat in. It is expressed as Watts per square metre Kelvin W/m2 K. The lower the U-value the better the thermal performance of the glass.

What is DGU (Double Glass Unit) Glass and benefits ?

Glass comprise of two panes of glass that are separated with a spacer and filled with argon gas in the gap between the two layers of glass. Single Clear Glass transfers 95% heat through the glass which makes premises very hot inside Double Glass Unit is effective in Thermal Insulation (Heat & Cold) as it has low U value depending upon the combination & glass used. Also it helps in improving acoustic performance due to air gap / inert gas filling between 2 glasses.
At least Keep Westside and Southside solar control glass to minimize heat gain.

What is the thickness of reinforcement?

1.5 mm to 2.5mm thickness depending upon system requirement.

Is there any scope of water penetration in windows system?

When windows are closed water will not come inside, In case this happens purpose of system is defeated.

What is max thickness of glass that can be used?

In sliders 24 mm and in Casement 32 mm.

Will Laminated profile peel off?

Winda profiles are laminated with highly UV Stabilized lamination & using latest hot lamination technology which does not come out with the weather effect.

What is the ideal railing glass height?

1000 mm - 1200 mm depending upon the foot step load.

What is Jumbo Glass & challenges?

Jumbo Glass is called to the Extra Large Glasses use for the extra clear views and high aesthetics on the architectural point of view. Any glass above 2400 mm in width & height on both sides comes in this category Jumbo Glass has to be reachable till cavity in the premises as well as must be replaceable in case of breakage later down the years.

Galvanised steel is full in frame or in portions?

Full

Why you don't give warranty on glass?

All Glass are duly tested in stress load and Allowable Deflection parameter. Glass can break due to Nickel Sulphide activation, which does not cover in warranty in any way.

Why wind load is important?

Wind load is critically important for high rise building . Due to heavy wind load windows may warp or give whistle in case of lack of proper reinforcement and adequate system efficiency.

Are uPVC windows soundproof?

Yes. uPVC windows comes with very good soundproofing quality this is due to excellent sealing. If you want to achieve more sound insulation, then you can select DGU (Double Glazing Unit) or laminated with assymetric combination that provide sound insulation properties .

Can I use Gregorian bars with uPVC Windows?

Georgian bars are the design comes from Georgian Era. These kind of design has mostly used for traditional ancient look to make the window more aesthetically pleasing design has grown together with the wooden windows & have been adding elegance to homes but as the wooden windows lost their majority due to their poor physical properties the use of the Georgian bars saw a decline too. Now uPVC has pulled it out of the closet & has given it back to the world.

Can uPVC windows be painted?

Yes. uPVC windows can be painted using a special type of paint called the uPVC/Dico paint, but spray paint on the windows will cause to lose the good surface finish of the windows. White Coloured uPVC windows are sparkling white & have no maintenance at all, So if you wants to make it any kind of colourful and we would suggest getting it laminated.

Gebe FAQ's

Why shall I go with GEBE or how it is German?

GEBE is pioneer and most trusted brand in outdoor living furniture industry collaboration with Raucord Germany providing 5 years onsite service Warranty.

Is there any maintenance required?

The basic principle of the design is maintenance free furniture bearing the sun & rain exposure on day basis without any protection cover There is very little maintenance may require as per the usage and geo location. There is no special treatment required for the maintenance .GEBE Furniture is designed & built to be maintenance free as you can wash with Jet spray on daily basis

What are the Guiding Principle of Design & Quality in GEBE?

Below are the principles to design & develop GEBE Outdoor furniture with weightage as in sequence below: 1. Zero Defect 2. Zero Complaint 3. High Performance 4. High Comfort 5. High Aesthetics 6. Value for Money

Is GEBE furniture Rust free?

Yes, as GEBE uses Aluminium 6063 T5 & T6 Grade. This aluminium alloy is virtually indestructible & it can be exposed to sea water or sea wind for next 15-20 years, nothing can actually happen to the alloy so rust is entirely out of the question.

Do any impact of Dust?

No, dust does not do any kind of impact on the furniture and easiest thing is you can wash it on daily basis.

Does Sun impact the furniture?

No, GEBE Furniture is highly U.V stabilized & Resistant. Sun or sunlight do not have any kind of impact on the furniture.

What is your customer care number?

0161-5016251, 0161-5051252

Can I place my furniture outside whether it Rains or it’s Sunny or it’s Windy?

Yes, you can as this furniture is entirely weather proof.

Can Cushions be Left outside even in the rain?

Yes, Cushions Fabric is Water Repellent, It is suggestible to keep in standing position or keep them inside during rains.

What is Warranty Period?

5 Years standard onsite warranty excluding glass breakage subject to the product. Refer to Quote and Warranty card. There are few lifestyle material which comes variable warranty.

Why you don't give warranty on glass?

Glass can break due to hit or Nickel Sulphide activation, which does not cover in warranty in any way.

What is response time in case of any service is required or any damage or glass breakage happens?

Within 48 hours our team will respond and within next 10 Working Days we will resolve the issue.

Do we need to pay full GST?

Yes, 100%

Can I buy a product directly from GEBE?

Yes, you can if in case there is a dealer in your area we will do the deal directly with you but invoicing will be done through the dealer.

What colors do you offer, in your wicker and in your cushions?

GEBE Offers Solid and Natural color finishes in wicker and fabrics refer to GEBE shade cards.

What makes you different from your competitors?

1. GEBE has proven track record of giving 5 Years On Site Service warranty since 2009
2. World best raw materials being used from Germany France and US..like Wicker or Fabric Color does not fade with time
3. Delivered more than 4235 projects with Pan India Network of sales & service.
4. International Designs & custom solutions which are durable, comfortable and maintenance free for outdoor living under high weather and sun.
5. Natural finishes are the edge over the competitors in GEBE.
6. Strong design & development team with high end infrastructure & client centric principles Zero Defect, Zero Complaint, High Performance, High Comfort, High Aesthetics, Value for Money.
7. Water Repellent and Breathable Solution Dyed Acrylic Fabric.
8. Light In Weight Furniture for easy movement

What is your minimum order quantity?

You can order as per your requirement for the standard models but for the custom solutions depends upon the project basis.

What is Solution Dyed Acrylic?

Solution-dyed acrylic fabrics are unique in that a liquid acrylic solution is mixed with dye, formed into a fiber, and then spun into yarn. These are very advanced technology fabrics which are mildew free, water repellent, stain free washable, stable in colours & breathable which does not sweat after long seating.

Is GEBE Fabric is Washable?

One of the great things about the fabric is it is very easy to wash. For light cleaning you can just use the sponge and some mild soap and water, for deeper cleaning remove the fabric from the cushion you can do hand wash or soak it in soapy water to wash it. However make sure to hand dry the fabric as it should never be placed in the dryer.

Is GEBE Fabric waterproof / water resistant?

While GEBE Fabrics are water repellent and are made to be breathable to repel water, they are not waterproof. Do not fully submerge the fabric in water, and if it supposed to rain for a few days then just place the cushion in standing position which would make the rain impact less on fabric.

Is GEBE Fabric Polyester?

No it is not polyester it is 100 % solution dyed acrylic

Is GEBE Fabric Fade Resistant?

Yes GEBE Fabric is fade resistant, we give 5 Years assured service guarantee on any kind of Fading in colour.

Is GEBE Fabric Stain Resistant?

Fabric is manufactured to keep away moisture. The design has two different functionalities, as it makes the fabric water repellent for rain or other moisture and can also make the fabric resistant to stains

What are the Raw Materials used in GEBE Furniture?

1 - Base Frame is made of Aluminium 6063. An aluminium alloy which has more zinc and magnesium because of which there is no Rust possible
2 - Wicker made in Germany
3 - Fabric (100 % Solution Dyed Acrylic)
4 - Accessories 304 Grade Stainless Steel.
5 - Structure in MS & SS of Gazebos & Umbrellas (As per Requirements)

Warranty period on Umbrella & Gazebos?

3 Years but it is advisable that in Rains and High winds you must close the Umbrella. 1 Years in Gazebos as it is made up of MS.

Can we buy furniture only from GEBE without Cushions?

Ideally GEBE Furniture must come with GEBE Cushions for the best experience of usage.

Is GEBE Fabric Mildew resistant?

Yes

Is there any kind of color damage would be there to fabric color if it dip in Bleach?

No there would not any kind of damage to the color of the fabric.

Can we wash Fabric in Washing Machine?

NO, we cannot wash or dry in washing machine.

Can we give any warranty on Repaired material after 5 years?

There is no warranty or guarantee after 5 years from the company but any kind of damage or any kind of maintenance can be given by GEBE Onsite Service for lifetime on paid basis.

Can you manufacture Custom Design?

Yes. GEBE offers custom solutions as required by architects and project owners. GEBE new Product Building principles are ZERO DEFECT, ZERO MAINTENANCE, HIGH COMFORT, HIGH AESTHETICS and VALUE FOR MONEY. Design team can provide CAD and samples once the order is confirmed with advance

What are the items you are including in the warranty?

Total Furniture inclusive of Cushions, Aluminium Skeleton, Wicker Excluding any accidental damage or glass breakage.

What is the warranty on Furniture Cover?

There is not any kind of warranty on the Furniture Cover.

Who will unload the Furniture at Customer Place?

Unloading is completely at client end though GEBE is a light weight furniture easy to handle.

Lumani FAQ's

What is the timeline for material supply, installation and final handover of the project?

Timeline for material supply from Day 0 in 45 Days

Definition of Day 0
When Cavity are ready for sizes within 2 working days our Service Engineer will come to the site and take the final measurements by Laser Equipment. Once the sizes are taken within next 2 to 3 working days he will submit a final commercial for your approval. This final commercial will have the same discount percentage of the agreement signed. Once you give final approval on the final commercial that will be Day 0

Once the material has been supply to your site within next 2-3 days the Glass will also be supplied and our installation team will also be there within next 3-4 days simultaneously then depending upon the size of the project it usually takes 10 – 20 days to complete any residential sites

What are color choices & finishes available with LUMANI SYSTEMS?

Plain Finish, Texture Finish, Sparkling, Wood Finish. All the Finishes are available in multiple colours like Gray, Black, Dark Wenge, Walnut etc.

What kind of Sound Insulation (Acoustic Performance) is available with LUMANI Systems?

Acoustic performance refer to Sound insulations of windows & doors post installation. Normally insulation range remain from 30 dB to 52 dB depending on profile system, glass and building walls/ structure specifications.

What is average per sq. ft cost?

If the window is a fix window it might cost you as less as Rs 400 per sq. ft. If the same window is a openable sliding window with a small size that sq. ft, price can go upto2100- 2200 sq. ft. Then again it depends on which system of opening window we are taking or if it is an insulated or Non Insulated series very much depends on every house how many fix windows and how many sliding windows are there that will decide the Sq. Ft. price of that particular project. Every House and every project has a separate sq. ft. rate depending on the design and opening and requirement of the project As well as the colour and finishing choices of the profile and the choices of the glass thickness and the Glass specifications. Windows width & Height and any special hardware required like Key Locking, Door Closure etc. So many variants are there. So saying a Sq. Ft rate for any project or any product in windows it is residential it is not possible. Every house will have its own Sq. Ft area

What is maintenance cost?

Maintenance cost is almost Zero to client for next 10 years including the colour of profile joints hardwares etc. In case there is a accidental damage then pricing as per the actual service cost like if it is a broken glass or if it is a broken handle or if it is something you know damaged profile then it might be of cost or else any kind of maintenance for the next 10 years is Zero to the client

Do the Mesh provided are rust free?

Yes, Stainless steel 304 Grade in slide panels, In Zigzag and Role one Mesh is Fiberglass.

What is the make of Role-on mesh?

Role-on mesh is a Third Party solution Lumani will provide the warranty as per different kind of specification available in the Nylon Role on Mesh.

What is the distance between two Glasses in the Glass to Glass joint window?

4 - 6mm

Will Gap in G2G joints will be visible?

Yes, It will be visible like a line covered with a clear silicon

Can you put blinds in glass?

Yes, possible in Double Glass Unit with a limited Width and Height options. Ideally Blinds in window is preferred in Kitchen & Bathroom Glasses as Curtains are not Feasible at both places due to oil and moisture content in air.

Why you don't give warranty on glass?

All Glass are duly tested in stress load and Deflection load parameter. Glass can break due to hit or Nickel Sulphide activation, which does not cover in warranty in any way.

What is DGU Glass and benefits ? (Double Glass Unit)

Glass comprise of two panes of glass that are separated with a spacer and filled with argon gas in the gap between the two layers of glass. Single Clear Glass transfers 95% heat through the glass which makes premises very hot inside Double Glass Unit is effective in Thermal Insulation (Heat & Cold) as it has low U value depending upon the combination & glass used. Also it helps in improving acoustic performance due to air gap / inert gas filling between 2 glasses. At least Keep Westside and Southside solar control glass to minimize heat gain

What is Laminated and its benefits ?

Laminated glass is two or more glass permanently bonded together with one or more plastic interlayers Poly Vinyl Butyral (PVB) using heat & pressure Laminated Glass is called as security glass or Safety Glass also. This combination helps to keep the intruder out even after hit break for minimum 20 mins or more. This also ensure safety once the glass breaks and it does not fall down due to the lamination layer.

What is the difference in DGU and Laminated Glass?

DGU Glass is used for Thermal insulation (Heat & Cold) & Acoustic performance, laminated glass is used for security & acoustic performance. Thermal insulation can be achieved in laminated glass by using solar control glass.

What can be the reason of delamination of Glass?

Manufacturing defect or Constant touch of Moisture.

Where we can use HS (Heat Strengthen) Glass?

Laminated Glass in which thickness of single glass maximum 8 mm. Glass thickness 10 mm and above can not be Heat Strengthened Glass by property of glass.

What is the performance glass?

Performance Glass is called as Solar Control Glass also . There is a layer applied on the clear glass to reflect the U.V Rays out and keep the inside cool.

What is Jumbo Glass & challenges?

Jumbo Glass is called to the Extra Large Glasses use for the extra clear vies and high aesthetics on the architectural point of view. Any glass above 2400 mm in width & height on both sides comes in this category Jumbo Glass has to be reachable till cavity in the premises as well as must be replaceable in case of breakage later down the years.

What are the security options provided with windows?

Laminated glass, Multipoint locking, Key locking, Beading inside, Burglar resistance class (RC) depending upon design & System.

What is silicon and what is use in windows?

1 - Windows are always installed with gap of 4-6 mm from Wall in all sides to absorb variation impact of civil structure (Thermal expansion or contraction)
2 - A silicone sealant always finds use where a gap requires to fill for insulation.
3 - It should be weather proof to ensure high insulation from Sound, Air, Thermal & Dust for the long term

From where all the Schueco material is coming?

Schueco is the world largest system design company which outsource its extrusion from multiple source all over the world some of the sources are in India also The entire hardware’s & accessories are coming in from Schueco Factory in Bielefeld Germany.

Are colour coating provided by Schueco?

No, Powder Coatings or any kind of anodizing or surface finish is given by LUMANI and 10 year warranty on the finishes is also attended by LUMANI.

Where the Gasket are produced?

All the Gaskets and Accessories are produced at Schueco Germany Factory at Bielefeld.

What is Warranty Period?

10 Years operational warranty excluding glass breakage.

Discuss Warranty, how LUMANI is better?

LUMANI offering reliable warranty, The system we are offering does not work as wood that you can repair from any street carpenter, These are high performance system come with the specialized profiles and hardware’s and accessories which needs specific supply & skill set for after sales service, LUMANI - SCHUCO is highest & most promising brands who give above as Brand Promise with full integrity.

How SCHUCO is Reliable Brand ?

1 - With annual global turnover of more than 18000 Cr in Windows, Doors & Facade
2 - Presence in more than 80 Countries,
3 - High German investment in India, Presence with team of more than 150 team members & pan India infrastructure.
4 - Strong research & development on doors, windows & Facade's offering integrated systems which are maintenance free & high in performance
5 - Installed in world largest projects like: Music and Life Style Hotel Berlin Hamburg Heights 3 Adina Hotel, Hamburg, Le Meridian, Hotel Hyatt etc. …..

USP of System

1 - Tested & certified systems
2 - Designed as per Indian weather conditions
3 -10 Years reliable warranty
4 - Multipoint locking
5 - Integrated Solutions with multiple type of typologies like door windows
6 - Perfect Sound , Dust , Thermal Insulation
7 - No Paint or Polish Required
8 - No Warping or Change in Size due to moisture.

Do we need to pay full GST?

Prices are inclusive GST. Client has to keep the record of Invoices to ensure warranties in the long run.

What is your customer care number?

0161-5016251

What is response time in case of any service is required or any damage or glass breakage happens?

Within 48 hours our team will respond and within next 7 Working Days we will resolve the issue.

What is ideal Handle height from floor level in Casement/Slider windows?

1050 mm

What is ideal Handle height from floor in Top Hung windows in washroom to avoid visual access from outside?

1800 mm

Which powder is being used in powder coating?

Jotun or Akzonobel (Both are world largest & International Brands)

What is the thickness of Powder Coating?

60 – 80 Microns

What is the thickness of Anodizing?

15 - 20 Microns

What are the points for which you must think before giving order of Aluminium windows to any organization?

1. Will that organization give you proper service after installation?
2. Will they supply of hardware later like handles & rollers be available in their stock ?
3. Is it a very small Company and they might vanish from the market later when you need service down the line 5 years or 7 years?
4. What is the track record of that organization?
5. How many people are working there?
6. What kind of infrastructure they are having?
7. What kind of factories or showroom they have?
8. What is the Sound Insulation, Thermal Insulation, Dust Proof, Water Tightness, Wind Load Bearing all the technical parameters do they have proper certificates of Third Party Testing?

What is U value?

The U-value of a window is a measurement of the rate of heat loss indicating how well your windows are keeping valuable heat in. It is expressed as Watts per square metre Kelvin W/m2 K. The lower the U-value the better the thermal performance of the glass.

What is the ideal railing glass height?

1000 mm - 1200 mm depending upon the foot step load.

Is there any scope of water penetration in windows system?

When windows are closed water will not come inside, In case this happens purpose of system is defeated.

Why wind load is important?

Wind load is critically important for high rise building . Due to heavy wind load windows may warp or give whistle in case of lack of proper reinforcement and adequate system efficiency.