Company record
Dunbarton Corporation manufactures pre‑finished steel door frames, steel and mirror doors, and steel bi‑fold doors. The bi‑fold product line features wide, deep louvers as well as a hybrid option that combines wide louvers with embossed panels, and it is supplied in six distinct designs suitable for both residential and commercial applications. The fire‑rated, adjustable‑fix steel door frame is engineered for durability and eliminates the need for on‑site painting. Frame sizes are offered for 1‑3/8‑inch and 1‑3/4‑inch doors, with wall dimensions ranging from 3‑5/8 inches to 7‑1/4 inches. A 5/8‑inch stop height is provided for interior installations that require weather stripping. Additional options include casings in S56 steel colonial, aluminum, or wood‑casing preparation, galvanized (A‑40) finishes, special hinge or strike locations, Dutch‑door configurations, 4‑inch and 4‑1/2‑inch hinge preparations, standard strike preparations, and 4‑7/8‑inch adjustable ASA strike preparations, as well as threshold preparation.
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