Flat Roof Constructions
We investigate the different types of flat roof construction
Knowledge Article5 min read
© 2026 Kingspan Holdings (IRL) Limited, All Rights Reserved
As a high performance tapered insulation system, Thermataper TT44 provides insulation and drainage in one. It is designed to enhance water drainage for flat roofs waterproofed with partially bonded torch applied waterproofing. Thermataper TT44 comes with a supporting design service ensuring an end result that meets the roof’s rainwater run-off and insulation requirements.
Product Highlights
Insulation and drainage in one - a practical alternative to screeding, structural falls or firrings
Supported by a bespoke design service
Compatible with majority of torch applied waterproofing and green roof systems
Load bearing implications for an existing structure can be minimal
Easy to handle and install compared to some other commonly used insulants
