Western Integrated Materials 300 Series Interior Aluminum Double Door Frame (Pairs)
Western Integrated Materials 300 Series Double Door Frames are extruded aluminum frame systems designed for commercial paired door openings, providing clean architectural profiles and compatibility with standard 1-3/4″ double door configurations.
- Interior Knock-Down Frame
- Includes Matching Casing
- Fire & Non-Fire Rated Options
- Standard & Custom Sizes
Product ID: WIM-300-DBL
Free delivery to most businesses and jobsites throughout the US.
Most orders ship within 3-5 business days. Get a quote now.
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Product Details
Western Integrated Materials 300 Series Double Door Frames are engineered for commercial interior applications requiring paired door openings. Built from extruded aluminum, these frames provide a consistent architectural appearance while supporting wider access openings for high-traffic areas. The knock-down frame design allows efficient installation, with snap-on trim that conceals fasteners and provides a clean finished look. The system supports standard wall thicknesses and accommodates a variety of door hardware configurations, including astragals and coordinators. Optional fire-rated assemblies are available, making this frame suitable for commercial, institutional, and healthcare environments.
Specifications
Product type: Extruded aluminum double door frame system
Material: 6063 aluminum alloy extrusion
Construction: Knock-down frame with snap-on trim casing
Frame configuration: Pair opening with two door leaves
Installation: Post-wall installation with concealed fasteners
Door compatibility: Two 1-3/4″ commercial doors
Throat sizes:
3-3/8″
3-3/4″
3-7/8″
4-5/8″
4-3/4″
4-7/8″
5″
5-1/4″
5-1/2″
6″
7-1/4″
Frame profiles: Multiple trim and reveal configurations available
Hardware prep: Factory mortised for hinges, strikes, and center hardware
Accessories: Snap-on trim, reinforcement components, and mullion options
Finish options:
Clear anodized
Bronze anodized
Black anodized
Baked enamel painted finishes (custom colors available)
Fire rating:
Up to 20 minutes (conditions apply)
Applications: Commercial interiors, offices, healthcare, education, and institutional buildings
Lock Prep Options

161 Lock Prep / Deadbolt Prep
Bored – 2-3/4″ Backset (ANSI / SDI A115.2)

86 Edge Prep
Mortise Lock Edge Prep w/ Blank Face (ANSI / SDI A115.1)

RPD – Rim Panic Reinforced
(Blank Edge & Blank Face) Designed for use with panic bar exit devices.

Custom Lock Prep
(Template Required)
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