Published on January 14, 2021
Dowell ThermaLine™ is fully insulated with complete thermal breaks in all parts of the window ensuring there is optimal thermal performance.
Over 400 iterations of thermal modelling were carried out to optimise design characteristics, Dowell ThermaLine™ has been developed and designed from start-to-finish by Dowell’s team of engineers and design specialists.
Dowell’s extensive manufacturing experience has ensured the Dowell ThermaLine™ range can be manufactured economically with exceptional quality standards.
Outstanding air infiltration performance is achieved through meticulous design and incorporation of bulb seals means the Dowell ThermaLine™ products have excellent air infiltration performance. This is important as air leakage can negate the benefits of great thermal performance.