Overlay 8'x7' or 8'x8' Cheap Overhead Insulated Garage Door Manufacturer

This 8'x7' or 8'x8' overlay insulated garage door delivers outstanding thermal insulation and quiet operation. With precision sealing and smooth movement, it meets international B2B standards. It offers cost-effective performance and tiered bulk pricing, perfect for distributors and contractors pursuing high margins.

Features

3-layer or 1-layer construction options

Door sections are 40mm/50mm thick

High insulation R-value: R9–R18

Outstanding sound insulation performance

Environmentally Compliant Polyurethane Insulation

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Colour

Surface

Model

Windows

Hardware

CHI is available in a range of colours, shades and effects for any home's style. Explore our full range of colours below. Still can't see what you're looking for? You can also upgrade the finish by selecting from more than custom colors.

CHI offers textures and profiles to ensure your garage door blends beautifully with the style of your home. There's a range of on-trend profile options available to suit every home, from clean, sharp lines for a modern look to classic, timeless patterns.

CHI garage door are available in ten stylish designs—Short Panel, Long Panel, Flush Panel, Vertical Short Panel or Vertical Long Panel, and so on. Ask your CHI representative about additional sizes.

We offers an incredible selection of window panels. You have the ability to place windows in any location on your door for a one-of-a-kind look.

Inspired by the artisanry of traditional blacksmiths, our decorative hardware collections lend a distinctive, yet subtle touch of individuality to your garage doors.

PRODUCT DETAIL

The Overhead 8'x7'/8'x8' insulated garage door is engineered as a cost-effective solution for garage door wholesale suppliers and residential contractors. Its innovative overlay structure combines high thermal insulation with precision sealing, effectively reducing energy loss and lowering long-term operational costs. Equipped with quiet rails ensuring smooth, friction-free operation, this model complies with stringent international quality standards.

Powered by CHI’s rigorous manufacturing standards, this garage door undergoes stringent in-house quality inspections, ensuring uniform performance and long-term reliability. As a direct garage door supplier, we deliver competitive bulk pricing and flexible order scheduling, seamlessly accommodating the scale of major projects. We supply complete technical manuals and on-site training programs for installers, guaranteeing professional and efficient construction execution. Our stable supply network and proactive client support establish us as a dependable partner for global distributors and contractors pursuing high-quality, energy-saving garage door solutions.

Product Specifications

Main Size

8'x7', 8'x8', 9'x7', 9'x8', 16'x7', 16'x8', customized

Panel Construction

Galvanized steel - PU foam - Galvanized steel

Panel Thickness

40mm (1-9/16"), 50mm (2"), customized

Steel Thickness

0.326mm (28gauge), 0.4mm (27gauge), 0.45mm (26gauge), customized

Panel Width

457mm (18"), 533mm (21"), 610mm (24"), Max to 650mm

Panel Length

Max to 12m (39'), customized

Thermal Rating

R-Value: R6-R18

Wind Load

Wind load rated system is available on selected products

Window

Size could be customized, with full view or frosted polycarbonate board

Accessory

Torsion spring, hinges, rollers, cable drum with cables, brackets, other accessories

Garage Door Advantages

Smooth Opening and Closing

Polyurethane insulated doors typically have a smooth sliding mechanism that makes them very smooth when opening and closing.

Convenient installation

Universal sizes, pre-drilled marked holes, adjustable tracks and springs allow easy installation with high error tolerance.

Excellent wind resistance

Built to meet ANSI/DASMA 108 or ASTM E330 standards with strict wind load testing. Permanent labels confirm certified wind-resistant performance.

Thickened Steel Plate

Hot dipped galvanized steel construction with hemmed inside return rail provides superior strength and durability.

Outstanding air tightness

It has excellent air tightness, with outstanding quality of top, side and bottom sealing strips. The tenon joints and reinforcing rib holes are properly handled, meeting the DASMA112 standard.

Hot-dipped Galvanized Steel Track

All CHI tracks are constructed from heavy-gauge steel for maximum stability and long life.

Garage Doors Supplier

Garage Door Parts

Hardware Boxes: Complete Garage Door Hardware Kit designed for sectional garage doors, includes all essential components-rollers, hinges, brackets and others, this all-in-one kit ensures smooth operation, durability, and easy installation.
Springs: Torsion garage door springs are an essential part to any Garage, for creating the Torque to open and close the Garage.
Tracks: garage door tracks are the metal parts that form the pathway for the garage door as it opens and closes.
Shafts & Tubes: Shafts are the base of every torsion assembly, and choosing the right one matters.
Seals: garage door seals are also known as weatherstripping and astragal. Seals are found around all four edges of the garage door.

Factory Advantagesg

We have advanced PU foaming, roll forming and automatic hardware assembly lines. Using 47kg/m³ high-density PU foam for superior insulation and strength, our products feature UV-resistant, scratch-proof and anti-corrosion surface treatment for durable use in harsh environments.
High-precision manufacturing ensures accurate sizing and perfect fitting. All components pass strict fatigue, tensile and corrosion tests, delivering stable quality and fewer after-sales issues.
Our factory guarantee stable, efficient supply with 96%+ OTIF, 97%+ fill rate. Samples deliver within 14 days, standard doors in 15–35 days. Professional anti-collision wooden crates and cold-region packaging keep damage rate ≤0.5%.

FREQUENTLY ASKED QUESTIONS

What are the design style options for farmer garage door?

The design styles of farmer garage doors are rich and diverse to meet the aesthetic preferences of different people. Here are some common farmer garage door design styles: Traditional Steakhouse, Rustic, Modern Farmhouse, Craftsman, Spanish Colonial, Mediterranean, Gothic, Modern, French Country, Arabic, and more.

Do carriage house garage door support custom sizes?

Yes,carriage house garage doors support custom sizes to meet the needs of different users and homes. The advantage of custom sizing is that it ensures that the garage door will fit perfectly to the specific opening size, resulting in better sealing, appearance, and functionality. When purchasing farmer garage doors, you can contact us with the exact opening size and other customization requirements so that we can provide you with a suitable solution. With custom sizing, you can ensure your garage door will coordinate with your home's exterior and meet special design or space requirements.

How to choose a carriage house garage doors that suits your needs?

There are several factors to consider when choosing the right carriage house garage door for your needs. Here are some suggestions: style and design, material selection, colors and coatings, insulation properties, safety features, operating methods, budget, size and installation requirements, warranty and service, and more.

Taking these factors into consideration, you can better choose an carriage house garage door that suits your needs, enhances the appearance of your home, and meets your actual needs.