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DUCTMATE Round Duct Connector Clamp, 18 in, Double Bolt, Steel, Neoprene - Round Duct Connector Clamps
DUCTMATERound Duct Connector Clamps

DUCTMATE Round Duct Connector Clamp, 18 in, Double Bolt, Steel, Neoprene

The DUCTMATE Duct Coupler (SKU GRLABQS18GA, MPN GRLABQS18GA) is a round duct connector clamp designed for round spiral ductwork. It features a steel base with a neoprene fabric and polyethylene seal, a double-bolt…

SKU 3G-OTH-80105

Brand
DUCTMATE
Item
Round Duct Connector Clamp, 18 in, Double Bolt, Steel, Neoprene
Category
Round Duct Connector Clamps
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
GRLABQS18GA
Color
Silver
Base Material
Steel
Seal Material
Polyethylene
For Duct Shape
Round
Connection Type
Double Bolt
Fabric Material
Neoprene
Duct Compatibility
Round Spiral

Technical Documents

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

Product Description

The DUCTMATE Duct Coupler (SKU GRLABQS18GA, MPN GRLABQS18GA) is a round duct connector clamp designed for round spiral ductwork. It features a steel base with a neoprene fabric and polyethylene seal, a double-bolt connection type, and measures 3 1/2 inches in length by 18 inches in width for 18-inch ducts.

Frequently Asked Questions

What is the DUCTMATE Duct Coupler used for?

The DUCTMATE Duct Coupler connects sections of 18-inch round spiral ductwork in commercial HVAC systems. Its steel base, neoprene fabric, and polyethylene seal provide a durable, airtight joint. It is commonly used in ventilation, exhaust, and air-handling applications where reliable duct connections are required.

What are the specifications of the DUCTMATE Duct Coupler?

The DUCTMATE Duct Coupler (MPN GRLABQS18GA) is designed for 18-inch round spiral ducts. It has a steel base, neoprene fabric, polyethylene seal, and a double-bolt connection. Dimensions are 3 1/2 inches long by 18 inches wide. The color is silver.

Where to buy the DUCTMATE Duct Coupler worldwide?

3G Electric supplies the DUCTMATE Duct Coupler to customers worldwide. As a global industrial equipment distributor, we handle full logistics, customs clearance, and delivery to your site. Contact our team to place an order or request a quote for this round duct connector clamp.

How to install the DUCTMATE Duct Coupler?

To install the DUCTMATE Duct Coupler, align the coupler over the ends of two 18-inch round spiral ducts. Insert the double bolts through the mating flanges and tighten evenly with a wrench to compress the neoprene and polyethylene seal. Ensure the connection is snug to prevent air leaks.

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 round duct connector clamps. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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Compatible alternatives & equivalents

Cross-referenced by specification & description
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Steel access door for round ducts with diameters of 37, 38, 39, or 40 inches. Features an 18-inch by 24-inch opening, 18-gauge steel construction, and thumbscrew fasteners. Used for inspection, cleaning, and maintenance of HVAC ductwork
Curved access door designed for round HVAC ducts with diameters of 45 to 48 inches. Features an 18 in x 24 in opening, constructed from 18-gauge steel with fiberglass insulation, and secured with knob-style fasteners. Provides maintenance access for inspection, cleaning, and repair of duct interiors
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Curved access door designed for round HVAC ducts with diameters of 45 to 48 inches. Features an 18 in x 24 in opening, constructed from 18-gauge steel with fiberglass insulation, and secured with knob-style fasteners. Provides maintenance access for inspection, cleaning, and repair of duct interiors
This curved access door is designed for round ducts and provides entry for inspection, cleaning, and maintenance. Constructed from 20 ga steel, it features thumbscrews and two mounting studs for installation. Suitable for high-temperature applications in HVAC, exhaust, and process-air systems
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This curved access door is designed for round ducts and provides entry for inspection, cleaning, and maintenance. Constructed from 20 ga steel, it features thumbscrews and two mounting studs for installation. Suitable for high-temperature applications in HVAC, exhaust, and process-air systems

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