it doesn't mean the door itself but the "door assembly," including the frame, glazing, and mechanisms (think locks and hinges). Residential fire-rated doors are tested and assigned a rating of 20 ...

it’s important to know when you need a fire door as well as why and understand how they’re rated, so we’ve put together all ...

Designed for versatility, the CX-ED1420 Series features a universal 12/24V AC or DC design with field-selectable fail-safe or ...