
AJ Manufacturing
AJ Manufacturing: Quality Walk Doors: Doors are constructed of foam injected 1-3/4” galvanized panels for strength, rigidity and R12 insulating value. Doors are Pre-Hung with 4x4-1/2” fixed pin hinges in a 4-Way universal 16 ga frame. A variety of lites, panel embossments, thermal option and painted door trim are available.

AMBICO
Since 1955 AMBICO Limited has partnered with architects and engineers to manufacture standard and specialized door and frame assemblies. Custom products include recessed panel steel and oversized steel doors and frames. An extensive stock/expedited delivery program offers immediate shipment. Experienced sales and engineering personnel can tailor your project requirements to our product.

Hollow Metal Manufacturer's Association ![]()
A division of NAAMM, HMMA is an association of more than 60 manufacturers of hollow metal doors and frames. HMMA’s website features: Our acclaimed standards and guide specification documents. A directory of HMMA members nearest your project. The Hollow Metal Manual – a comprehensive guide to the industry’s standard practices and construction specifications.

Karpen Steel Custom Doors & Frames
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Quick-ship manufacturer of 12, 14, 16, & 18 gauge hollow metal doors and 12, 14 & 16 gauge hollow metal frames, temperature rise doors, wood-grained doors, dutch doors, acoustic assemblies, lead-lined doors and frames, pocket door frames, 2-piece slip frames, elevator sub-buck and shadow line frames, round top doors and frames, gothic arch frames, and more.

Metropolitan Door Industries
works with architects and general contractors to specify and supply the correct doors, frames & hardware for specific applications. Metropolitan's product line includes a full range of standard and custom engineered doors & frames for new and retrofit projects in the commercial, institutional, educational, hospitality and healthcare markets.

Stiles Custom Metal ![]()
Stiles builds doors to your exact specifications. We afford a remarkable degree of design freedom, primarily in non-typical situations where a standard-sized product is inappropriate. With a solid reputation for producing the finest built-to-order steel, stainless steel and bronze doors and window systems in the world, Stiles consistently delivers on-time and at a reasonable cost.

Timely Industries
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Timely pre-finished steel door frames offer six in stock or 29 custom colors of durable baked-on polyester coatings. We'll also match any color. Timely frames feature "snap-lock" casings in five versatile profiles of steel, aluminum and PVC. Even wood trims supplied by others can be easily fastened to our basic steel frames without milling.
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See also:
08 1050 - Door Accessories - (Includes louvers, vision lights and kick plates)
08 1700 - Preassembled Metal Door and Frame Units

AJ Manufacturing
AJ Manufacturing: Quality Walk Doors: Doors are constructed of foam injected 1-3/4” galvanized panels for strength, rigidity and R12 insulating value. Doors are Pre-Hung with 4x4-1/2” fixed pin hinges in a 4-Way universal 16 ga frame. A variety of lites, panel embossments, thermal option and painted door trim are available.

AMBICO
Since 1955 AMBICO Limited has partnered with architects and engineers to manufacture standard and specialized door and frame assemblies. Custom products include recessed panel steel and oversized steel doors and frames. An extensive stock/expedited delivery program offers immediate shipment. Experienced sales and engineering personnel can tailor your project requirements to our product.

Karpen Steel Custom Doors & Frames
![]()
Quick-ship manufacturer of 12, 14, 16, & 18 gauge hollow metal doors and 12, 14 & 16 gauge hollow metal frames, temperature rise doors, wood-grained doors, dutch doors, acoustic assemblies, lead-lined doors and frames, pocket door frames, 2-piece slip frames, elevator sub-buck and shadow line frames, round top doors and frames, gothic arch frames, and more.

Metropolitan Door Industries
works with architects and general contractors to specify and supply the correct doors, frames & hardware for specific applications. Metropolitan's product line includes a full range of standard and custom engineered doors & frames for new and retrofit projects in the commercial, institutional, educational, hospitality and healthcare markets.

Stiles Custom Metal ![]()
Stiles builds doors to your exact specifications. We afford a remarkable degree of design freedom, primarily in non-typical situations where a standard-sized product is inappropriate. With a solid reputation for producing the finest built-to-order steel, stainless steel and bronze doors and window systems in the world, Stiles consistently delivers on-time and at a reasonable cost.

Timely Industries
![]()
Timely pre-finished steel door frames offer six in stock or 29 custom colors of durable baked-on polyester coatings. We'll also match any color. Timely frames feature "snap-lock" casings in five versatile profiles of steel, aluminum and PVC. Even wood trims supplied by others can be easily fastened to our basic steel frames without milling.

Hollow Metal Manufacturer's Association ![]()
A division of NAAMM, HMMA is an association of more than 60 manufacturers of hollow metal doors and frames. HMMA’s website features: Our acclaimed standards and guide specification documents. A directory of HMMA members nearest your project. The Hollow Metal Manual – a comprehensive guide to the industry’s standard practices and construction specifications.