Commercial-Grade Mill Finish Threshold | 36" Length | Durable Aluminum Construction | Smooth Doorway Transition

Create a clean, durable transition at commercial door openings with this Aluminum Door Threshold, measuring 5" wide x 1/2" high x 36" long.

Built from commercial-grade aluminum with a mill finish, this threshold is designed to provide a strong transition across the bottom of the opening while helping protect the floor edge from daily traffic, carts, equipment, and general wear.

Its low-profile 1/2" height and broad 5" width make it a practical choice for commercial, institutional, industrial, and retail door openings.

Key Features

• 36" overall length

• 5" wide

• 1/2" high

• Heavy-duty commercial aluminum construction

• Durable mill finish

• Creates a smooth transition across door openings

• Helps protect floor edges

• Suitable for commercial and institutional applications

• Corrosion-resistant aluminum construction

• Ideal for interior and exterior compatible openings

• Suitable for new construction and replacement projects

• Can be field-trimmed where appropriate

Commercial-Grade Aluminum

The aluminum construction provides a strong, durable threshold that withstands frequent pedestrian traffic and everyday commercial use.

Benefits include:

• Corrosion resistance

• Long service life

• Lightweight installation

• Durable commercial performance

• Clean architectural appearance

• Easy field cutting when required

5" Wide Profile

The 5" wide design provides broad floor coverage across the opening and creates a smooth transition between adjoining surfaces.

This can be especially useful for:

• Commercial entrances

• Hollow metal door openings

• Storefront doors

• Replacement threshold applications

• Openings with wider floor transitions

1/2" Height

The 1/2" profile provides a low transition while still offering the strength and coverage required for many commercial openings.

Always verify project accessibility, clearance, and code requirements before installation.

Product Specifications

Product Type: Commercial Door Threshold
Length: 36"
Width: 5"
Height: 1/2"
Material: Aluminum
Finish: Mill Finish
Application: Commercial / Institutional
Door Type: Hollow Metal / Wood / Aluminum Commercial Doors
Use: Interior / Exterior Compatible Applications
Field Trimmable: Yes, where appropriate

Common Applications

Ideal for:

• Commercial entrance doors

• Hollow metal doors

• Aluminum storefront doors

• Commercial wood doors

• Office buildings

• Retail stores

• Schools and universities

• Hospitals and healthcare facilities

• Government facilities

• Warehouses

• Manufacturing facilities

• Apartment buildings

• Institutional facilities

Replacement Applications

This threshold is ideal for replacing an existing unit that is:

• Bent

• Corroded

• Loose

• Cracked

• Worn

• Damaged by carts or equipment

• Creating an uneven doorway transition

Replacing a damaged threshold helps restore a cleaner, safer, and more professional opening.

Installation Notes

Before ordering, verify:

• Door opening width

• Existing threshold dimensions

• Floor elevation

• Door-bottom clearance

• Door swing

• Required sealing components

• Accessibility requirements

Mounting fasteners and sealant should be selected according to the floor construction and installation environment.

What's Included

(1) Aluminum Door Threshold – 5" Wide x 1/2" High x 36" Long

Door, sweep, gasketing, fasteners, anchors, and sealant are sold separately unless specifically stated otherwise.