TwinSash Windows - uPVC window system by Winkraft (Lucknow, India). WINKRAFT TwinSash Windows are designed to provide ultimate flexibility for fabricators and clients alike. It provides the option of combining the traditional casement window with traditional inward opening fly screen option. There is a facility to incorporate a security grill or blinds for security or privacy. It also offers an additional variant of sash with integrated louvers with fly screen option. It was designed to facilitate maximum application coverage with the minimum number of profile sections providing fabricator and at the same time the end user with the ideal range of products. Specifications: Options: Security grill, blinds, integrated louvers with fly screen. Applications: Ventilation with fly screen combined. Finishes: Dark Oak, Golden Oak, Walnut, Mahogany, Rustic Oak, Anthracite Grey, Black Smooth, Flemish Gold, Smooth Grey, Rose Gold, Brush Gold. Profiles: ENCRAFT India - ISO 9001:2015, ISO 14001:2015, TUV Nord certified; Profile guarantee: 10 years; Glazing: 4 mm single to 36 mm triple; Wind load: 3000 Pascal (245 km/hr equivalent); Sound insulation: Up to 40 dB reduction; Thermal performance: 0.8 W/m2K (TwinSash double-glazed unit); Fire safety: uPVC is self-extinguishing.

uPVC Windows/System 03
TwinSash Windows
WINKRAFT TwinSash Windows are designed to provide ultimate flexibility for fabricators and clients alike
- Product
- TwinSash Windows
- Type
- uPVC window system
- Profiles
- ENCRAFT India
- Options
- Security grill, blinds, integrated louvers with fly screen
- Typical applications
- Ventilation with fly screen combined
- Finish options
- 11 shades
- Glazing
- 4 mm single to 36 mm triple
- Profile guarantee
- 10 years
About TwinSash Windows
WINKRAFT TwinSash Windows are designed to provide ultimate flexibility for fabricators and clients alike. It provides the option of combining the traditional casement window with traditional inward opening fly screen option. There is a facility to incorporate a security grill or blinds for security or privacy. It also offers an additional variant of sash with integrated louvers with fly screen option. It was designed to facilitate maximum application coverage with the minimum number of profile sections providing fabricator and at the same time the end user with the ideal range of products.
Where it is specified
TwinSash Windows are typically used in ventilation with fly screen combined. Browse by room:
Specifications
Construction
| Options | Security grill, blinds, integrated louvers with fly screen |
|---|
Range performance
| Glazing | 4 mm single to 36 mm triple |
|---|---|
| Wind load | 3000 Pa (245 km/hr) |
| Sound reduction | Up to 40 dB |
| Thermal | 0.8 W/m²K (TwinSash DGU) |
| Profiles | ENCRAFT India · ISO 9001:2015 |
| Guarantee | 10 years on profile |
Profile section

Finishes
TwinSash Windows in nine production shades
- Dark Oak
- Golden Oak
- Walnut
- Mahogany
- Rustic Oak
- Anthracite Grey
- Black Smooth
- Flemish Gold
- Smooth Grey
- Rose Gold
- Brush Gold
Matching system
Also available as TwinSash Doors
The same operating mechanism in the door range — commonly specified together so an elevation reads as one system.
TwinSash Windows — questions we are asked
What are TwinSash Windows?
WINKRAFT TwinSash Windows are designed to provide ultimate flexibility for fabricators and clients alike.
Where are TwinSash Windows typically used?
TwinSash Windows are specified for ventilation with fly screen combined.
What finishes are available for TwinSash Windows?
TwinSash Windows are available in nine production shades: Dark Oak, Golden Oak, Walnut, Mahogany, Rustic Oak, Anthracite Grey, Black Smooth, Flemish Gold, Smooth Grey, Rose Gold, Brush Gold. Woodgrain, solid and metallic options are all offered.
What glazing can TwinSash Windows take?
Glazing runs from 4 mm single to 36 mm triple, in heat, sound and safety configurations. Winkraft systems achieve up to 40 dB sound reduction and a 3000 Pascal wind load rating (equivalent to 245 km/hr).
Who manufactures TwinSash Windows?
TwinSash Windows are manufactured by Winkraft (Ram Mohan Polypack Pvt. Ltd.) in Lucknow, established 2011. Winkraft manufactures rather than trades, and installs with its own site teams. Profiles are ENCRAFT India, ISO 9001:2015 and ISO 14001:2015 certified, with a 10-year profile guarantee.
Related systems
Often specified alongside
Next
What most people ask next.
- TwinSash DoorsMatching setSpecifying doors to match? The same mechanism, detailed to align with these.
- All uPVC Windows8 systemsNot sure this is the right system? Compare all 8 in the range side by side.
- The aluminium rangeCompareAluminium buys you slimmer sightlines and longer spans, at a higher price.
- Finishes and colours9 shadesNine woodgrain and solid finishes, with the exact shade shown against a white frame.
- Get a price for this systemFreeSend the opening sizes and we return a window schedule with a quotation.
Send us the elevation. We’ll return a window schedule.
Free for registered architects, builders and channel partners — prepared by our team before you commit to anything.
- All uPVC WindowsFull range
- Aluminium WindowsCompare
- Finishes9 shades
- Manufacturing & Technology
- Request a Quote




