top of page

World’s Best uPVC Windows tested for over 25000 hours for extreme weather resistance, sound insulation & energy efficiency.

Ratnam® uPVC Doors & Windows

Casement uPVC Windows

This system is designed for more strength and better performance with twin gasket sealing. The gasket sealing coupled with multi-point lock ensures tight closure with no gaps for proper sealing, thermal and acoustic performance. Thicker Mullion profiles with reinforcements ensure sturdiness against heavy wind load. Our mullions, transoms with external strengthening bars ensures we can design large size windows with required wind load resistance.

​

Advantages

Applicable for hall and bed rooms facing busy and noisy streets.Significant for thermal and acoustic performance.Supports large sized fixed glass enabling better view and light.Stronger system developed by Ratnam against wind load.Offers multi chamber profiles , sealing gaskets and range of glass options usage.

WhatsApp Image 2023-12-19 at 18.39.06.jpeg
sliding1.jpg

Sliding uPVC Windows

Ratnam Sliding uPVC Windows features two (or more) horizontal sashes fitted with rollers at the bottom for swift sideways movement on tracks. Easier and faster to operate, they are great for air circulation and panoramic views. A popular choice for contemporary styled homes sliders brings finesse to the room while satisfying all its fenestration requirements.
Designed with maximum space for reinforcement supporting large sized windows/doors.
Can be used in hall and bedroom allowing space saving and 66% opening.
Numerous architectural elevations are possible with the range of profiles and accessories.

Tilt & Turn Windows

uPVC Tilt & Turn Windows are designed to provide a European style window option to our customers that gives them state of the art inward opening fenestration solution. Ideal for modern homes, these windows are gaining huge popularity now-a-days. Just by turning the handle of the tilt and turn windows once, you can open the top slightly for secure ventilation. Also, by twisting the handle again and the window will swing inward on its side hinges for easy cleaning.

Tilt & Turn uPVC windows features two (or more) horizontal sashes fitted with rollers at the bottom for swift sideways movement on tracks. Easier and faster to operate, they are great for air circulation and panoramic views. A popular choice for contemporary styled homes sliders brings finesse to the room while satisfying all its fenestration requirements.

Tilt n turn.png
Fold n Slide.png

Fold and Slide Windows

Entertain more easily by connecting your outdoor deck, pool or patio to the another section of property. The space-saving designs serve as an important access point from one space to another. These multi-functional windows occupy less space than an open door but still offer ample convenience, ventilation and natural light.

A slide and fold can add a lot of flexibility and make your entrance grand and welcoming. 

Casement UPVC Door

  • Provides for inside and outside opening doors such as internal doors as well balcony doors.

  • Mainly recommended and used for dust and weatherproofing.

  • Compatible with International hardware.

  • Maximum width allowed per leaf is 1200 mm.

  • Glass safety can be achieved by using toughened or laminated glass.

  • French door Or door with mullions needs to be analysed on a case to case basis.

  • The threshold is optional. It is advisable to use a threshold for achieving better acoustic and thermal performance.

Ratnam UPVC Casement Door
Ratnam UPVC Sliding Door

Sliding UPVC Door

  • Ideal for properties where one side wall is replaced by window/door opening.

  • It can handle a large opening allowing a larger influx Of air & sunlight.

  • We have also designed 3 track 3 shutters or 3 track 6 shutters which give ample choice to architects and developers.

  • It can be used as a large balcony door and Floor to ceiling windows.

  • Bigger sizes can be made with wind load resistance on the interlock section.

  • Inventa slider system is ideal for architecture which promotes more light and open space.

Slide & Fold UPVC Door

Another exclusive design from Ratnam's kitty is the Bi-Fold solution. Bi-folds are increasingly getting into demand due to the ability to open 100% and cover wide openings. Besides, the weather tightness performance is comparable to any good casement systems thus avoiding the downside Of conventional sliding doors.

​

Advantages

  • Used in high rise buildings where huge openings to balconies are covered like the doors in hall opening to the balcony outside.

  • Used in the villa to merge inside and outside space.

  • It is sturdy against heavy winds and rains.

  • For structural safety, a thorough analysis is required while installing these doors.

Ratnam UPVC Slide & Fold Door
Combination of Design Patterns

© 2025 by Ratnam HomeCraft Products & Services

bottom of page