Aluminum Glass Door 521, Overhead Door of Grand Islnad™

Aluminum Glass Doors 521

Overhead Door’s Commercial Aluminum Glass Door 521 provides an attractive solution for commercial and industrial applications where visual access, light infiltration, and aesthetics are key design considerations.

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Aluminum Model 521, Dark Bronze Finish, Satin Etched Glass

Sleek and Modern Aluminum Glass Doors 521 is appropriate for environments where maximum light infiltration and/or visual access is required.

Visual Access • Light Infiltration • Contemporary Look

Ideal Applications Include

Bars & Restaurants

Trendy Cafes

Auto Dealerships

Business Interior Room Divider

Commercial Aluminum Glass Doors 521 Overview

Aluminum Glass Door model 521 is a sectional aluminum door appropriate for environments where maximum light infiltration and/or visual access is required.

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Aluminum Model 521, Powder oat Black Finish, Clear Glass, Interior View

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Modern Aluminum Glass 521, Black Finish, Clear Glass, Interior View

Designed to fit openings up to 26’2″ wide and 20’1″ high, the Model 521 features a wide, 2-11/16″ center stile and a 3-3/4″ (95 mm) or 4-1/2″ (114 mm) bottom rail, depending on the door size.

General Features and Benefits – Models 511/521:

1 3/4″ (45 mm) thick, corrosion-resistant 6063-T6 aluminum sections with galvanized fixtures and hinges promote durability and trouble-free operation

1/4″ (6 mm) diameter through-rods on all stiles and rails enhance strength and sturdiness

Top-quality materials, excellent field service, and an optional maintenance program contribute to extended door life, low maintenance costs, and maximum productivity.

Glazing choices include DSB glass, acrylic, tempered glass, clear polycarbonate, multi-wall polycarbonate, wire glass, Low E, Lexan, and laminate.

Manual pull rope operation with optional chain hoist or electric motor operator

Standard clear anodized finish for low-maintenance and corrosion-resistance

Optional finishes: Available in approximately 200 RAL powder coat colors to match the aesthetic and design of your project, this color upgrade includes a hardening additive and an attractive, durable finish with an easy-to-clean surface.

Features

Construction – Product Specifications

Standard max width :26’2″

Standard max height: 20’1″

Panel thickness: 1 3/4″ (45 mm)

Material: 6063-T6 aluminum

Standard finish: 204R-1 clear anodized

Center stile width: 2 11/16″

End stile width: 3 5/16

Top rail width: 2 3/8″ (60 mm)or 3 3/4″ (95 mm)

Top intermediate rail width: 2 1/8″ (54 mm)

Bottom intermediate rail width: 1 19/32″ (40 mm)

Bottom rail width: 3 3/4″ (95 mm) or 4 1/2″ (114 mm)

Weatherseals: Bottom, flexible PVC

Standard springs: 10,000 cycle

Track: 2″ (51 mm)

Mounting: Angle

Operation: Manual pull rope

Hinges and fixtures: Galvanized steel

Lock: Galvanized, interior-mounted single unit

Options

Door options:

Electric operator or chain hoist
Bottom sensing edge
3″ track
Bracket mounting (not available on full vertical door tracks)
Higher-cycle springs in 25k, 50k, 75k, 100k cycle
Exhaust ports
Polyurethane insulation is available in the rails and stiles
- R-value up to 4.1 depending on glazing choice
Higher-cycle springs in 25k, 50k, 75k, 100k cycle
Four-section pass door
Wind load options available

Finish options:

Bronze anodized
Select from 197 standard powder coat colors or colors to match the specification.

Window Glazing Options:

1⁄8″ (3 mm) DSB
1⁄8″ (3 mm) or 1⁄4″ (6 mm) acrylic
1⁄8″ (3 mm) or 1⁄4″ (6 mm) tempered
1⁄8″ (3 mm) or 1⁄4″ (6 mm) clear polycarbonate
1/4” (6 mm) and 3/8” (10 mm) multi-wall polycarbonate
1⁄4″ (6 mm) wire glass
1⁄2″ (12 mm) insulated glass

Colors

Colors

Clear (standard) Light Bronze Medium Bronze Dark Bronze Black

RAL Powder Coat

197 optional RAL powder coat color options are available. The actual door color may vary from the digital representation shown here. Color samples are available; please get in touch with us.

Glass

Glass Options

Double Strength Obscure Satin Etched Gray Tint Green Tint
(DSB) Standard

Bronze Tint Impact Frosted Polycarbonate

Specialty Glass:

Laminated White – privacy
Low E Glass* – thermal efficiency
Tempered Glass – enhanced safety
Tinted Glass* – color options: Green, Grey, Bronze

Glass Alternatives:

Cl ear Lexan® Polycarbonate* – shatter-resistant
Multi-Wall Polycarbonate – superior strength with UV protection; color options: Clear, White, Bronze
Plexiglas® Acrylic* – shatter resistant
Impact Clear and Frosted Polycarbonate – 0.250″ minimum