Door Installation Door Repair Doors Are Gateways To Throughout Your Home. Although you may not think of them often, doors serve as a critical component of your home’s functionality and aesthetic..Gordon Corporation manufactures top quality cellar doors. Gordon is able to fit virtually any size required with either standard stock sizes or custom sized cellar doors..Bulkhead, Cellar Door, Hatchway, Bilco Door. They are all referring to the same item your ba.t entry. Different terms are used based on different dialects in different areas..It is important to have an insulated, weather .ped door at the bottom of the hatchway stairs. The ba.t area of a home typi.y produces warm, moist air..