Our superior range of uPVC casement windows from Liniar offer the very highest levels of security and thermal performance.
With ultra slim sight lines, clean and modern aesthetics our stylish casement windows enhance the beauty of any property.
Yale High Security Locking
Our casement windows can be supplied with Yale high security shootbolt locking.
Liniar’s revolutionary range of multi-chambered Energy Plus profiles offers superior heat retention and structural rigidity.
Our state of the art window system has been engineered to be capable of achieving WERs as high as A+12 and U-values as low as 1.0 W/(m²-K).
Liniar casement windows are totally lead free and 100% recyclable, thereby reducing environmental damage and meeting EU and UK legislation ahead of time.
10 Year Warranty
All Liniar casement windows are guaranteed not to warp, split or discolour for a minimum of 10 years from the date of installation.