Why Tostem?
Max Sound Insulation – Three Layers of EPDM and Silicon Gaskets in Every Frame.
Best Rain Protection – Steepest slope in Tracks with Non-Returnable Valve.
100 % Pre-Engineered – Made in Japanese Plants. No third party Fabricators.
Quick to Install – Windows in a Box. Installed like a Lego set.
Easy to Operate – By 5 years old and 80 Years Old with Equal Ease. Only 5N force required.
TEXGUARD – Scratch and Dust repellent for 40 years.
Maximum light – Large Sizes with Sleek Frames.
L Fit Handles – Symmetric Handles Allows you to Mix n Match.
