Strength and Energy-Efficiency
1½” thick 25 gauge H-340S series offer an R-value of 7.4, 3-layer bonded construction with a hot-dipped galvanized, finished steel front and back enclosing a HCFC-free polystyrene core. No matter which door suits your needs best, all H-340S doors are manufactured to the highest quality standards and come with thermally broken tongue and groove section joints as standard.
Energy-efficient polystyrene core
The H-340S series of doors offer enhanced energy efficiency and sound-dampening qualities. The polystyrene insulation fills the top of the door channel for maximum insulation. With 2” thick sections, both series gives you an R value of 7.4
Hörmann Special Features
Double end stile design adds to the door’s overall structural integrity and its long term performance.
Hörmann H-340S doors utilize safety fixtures on their bottom sections for added safety for your peace of mind.
H-340S door panels are prepared inside and out to offer maximum protection against the adverse effects of the elements to provide you with a long-lasting surface finish and reduced maintenance cost.