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Composite top endcaps increase rigidity and energy efficiency.
Special adhesives/thermal barrier reduce heat and cold transfer, while our exclusive tab and slot system of mechanical interlocks gives the door exceptional structural strength.
ProVia doors are foam filled by a computer driven process that ensures the optimal foam fill for maximum energy efficiency and strength.
To reinforce the lock and deadbolt area, we add a rigid composite lock block to all of our steel doors.
The edges and face skin of our steel doors are one continuous piece of steel for strength and durability.
Our 20-gauge steel doors give you 49% more galvannealed steel than a standard 24-gauge door.
Composite bottom endcaps increase rigidity and energy efficiency.
ZAI™ threshold has a manually-adjustable riser with complementary screw cover caps.