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DUCTMATE Duct Access Door: 16 in x 20 in, 11 ga, Steel, Thumbscrews, 2,300°F Max Temp Rating - High-Temperature Flat Access Doors
DUCTMATEHigh-Temperature Flat Access Doors

DUCTMATE Duct Access Door: 16 in x 20 in, 11 ga, Steel, Thumbscrews, 2,300°F Max Temp Rating

The DUCTMATE Duct Access Door (SKU 3G-OTH-74935, MPN GRD1814ULBI) is a high-temperature flat access door made of steel for rectangular ducts. It measures 16 in x 20 in with an 11 ga thickness, features thumbscrews…

SKU 3G-OTH-74935

Brand
DUCTMATE
Item
Duct Access Door: 16 in x 20 in, 11 ga, Steel, Thumbscrews, 2,300°F Max Temp Rating
Category
High-Temperature Flat Access Doors
Available to Order
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Local availability & support — Singapore

Local office
20 Woodlands Link #09-05, Singapore 738733
Phone
+65 8878 8355
Delivery
Same-day or next-business-day delivery within Singapore for in-stock items; 7–14 days for factory-order parts from Europe.
Payment
Invoicing in SGD. PayNow, bank transfer, and corporate PO accepted.
Ships to
Singapore

Technical Specifications

DUCTMATE
Manufacturer Part Number
GRD1814ULBI
Type
11 ga, Steel, Thumbscrews
Material
Steel
Mounting Stud
2
For Duct Shape
Rectangular
Max Temp Rating
2,300°F

Technical Documents

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DUCTMATE Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The DUCTMATE Duct Access Door (SKU 3G-OTH-74935, MPN GRD1814ULBI) is a high-temperature flat access door made of steel for rectangular ducts. It measures 16 in x 20 in with an 11 ga thickness, features thumbscrews and 2 mounting studs, and has a maximum temperature rating of 2,300°F.

Frequently Asked Questions

What is the DUCTMATE Duct Access Door used for?

The DUCTMATE Duct Access Door provides secure, high-temperature access to rectangular duct systems for inspection, cleaning, and maintenance. It is rated for continuous service up to 2,300°F, making it suitable for industrial exhaust, boiler, and furnace applications where standard access doors would fail.

What are the specifications of the DUCTMATE Duct Access Door?

This DUCTMATE access door (MPN GRD1814ULBI) is 16 in x 20 in, made of 11 ga steel with thumbscrews and 2 mounting studs. It is designed for rectangular ducts and has a maximum temperature rating of 2,300°F. The steel construction provides durability in high-heat environments.

Where to buy the DUCTMATE Duct Access Door worldwide?

3G Electric supplies the DUCTMATE Duct Access Door worldwide. As a global industrial equipment distributor, we handle full logistics, customs clearance, and delivery to your site. Contact us for pricing and lead time on this high-temperature access door.

How to install the DUCTMATE Duct Access Door?

Install the DUCTMATE access door by positioning it over a rectangular duct opening, aligning the 2 mounting studs with pre-drilled holes, and securing with nuts. Tighten the thumbscrews to seal the gasket. Always follow the manufacturer's guidelines for torque and gasket replacement to maintain the 2,300°F rating.

Used in

Common applications for DUCTMATE
Commercial HVAC — DUCTMATE flat access doors for rectangular duct inspection in office buildings
Industrial exhaust systems — DUCTMATE high-temperature curved access doors for round flue ducts up to 2,300°F
Process air handling — DUCTMATE duct hangers for supporting 6 in to 12 in round ducts in manufacturing plants
Boiler room maintenance — DUCTMATE curved access doors with knobs for 19 in to 20 in ducts in boiler flues
Cleanroom ductwork — DUCTMATE flat access doors with double-cam closure for sealed rectangular duct access

DUCTMATE Products

3G Electric supplies DUCTMATE high-temperature flat access doors. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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