We ship to the Philippines — door-to-door, customs and logistics handled by 3G Electric

DUCTMATE Duct Coupler: 11 in Duct, Neoprene, Steel, 3 1/2 in Lg - Round Duct Connector Clamps
DUCTMATERound Duct Connector Clamps

DUCTMATE Duct Coupler: 11 in Duct, Neoprene, Steel, 3 1/2 in Lg

The DUCTMATE Duct Coupler (SKU 3G-OTH-80049, MPN GRLABQS11GA) is a round duct connector clamp made of steel with a neoprene fabric and polyethylene seal. It features a double-bolt connection, measures 3 1/2 inches in…

SKU 3G-OTH-80049

Brand
DUCTMATE
Item
Duct Coupler: 11 in Duct, Neoprene, Steel, 3 1/2 in Lg
Category
Round Duct Connector Clamps
Available to Order
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Worldwide Shipping
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Technical specs
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Local availability & support — the Philippines

Delivery
5–8 business days door-to-door; Bureau of Customs clearance typically 2–4 business days.
Payment
Invoicing in PHP or USD. Bank transfer and corporate PO accepted.
Ships to
Manila, Quezon City, Cebu, Davao, Batangas

Technical Specifications

DUCTMATE
Manufacturer Part Number
GRLABQS11GA
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 3G-OTH-80049, MPN GRLABQS11GA) is a round duct connector clamp made of steel with a neoprene fabric and polyethylene seal. It features a double-bolt connection, measures 3 1/2 inches in length and 11 inches in width, and is designed for 11-inch round spiral ductwork.

Supplied to the Philippines — compatible with 60 Hz installations. DHL Express delivery to Manila, Quezon City, Cebu, customs and duties handled door-to-door.

Frequently Asked Questions

What is the DUCTMATE Duct Coupler used for?

The DUCTMATE Duct Coupler connects two sections of 11-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 GRLABQS11GA) has a steel base with a silver finish, a neoprene fabric, and a polyethylene seal. It uses a double-bolt connection, measures 3 1/2 inches in length and 11 inches in width, and is designed for 11-inch round spiral ductwork.

Where to buy the DUCTMATE Duct Coupler worldwide?

3G Electric supplies the DUCTMATE Duct Coupler worldwide. As a global industrial equipment distributor, we handle full logistics, customs clearance, and delivery to your site. Contact us for availability and lead time; we source and deliver this coupler to any international destination.

How to install the DUCTMATE Duct Coupler?

To install the DUCTMATE Duct Coupler, slide it over the ends of two 11-inch round spiral ducts. Align the double-bolt connection and tighten the bolts evenly to create a secure, airtight seal. Ensure the neoprene fabric and polyethylene seal are properly seated before final tightening. Follow standard HVAC ductwork practices.

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
Flexible Duct Connector: Neoprene, Power Lock, Steel, 50 ft Lg, 9 in Wd (MPN GRPFC3NGA50)
DUCTMATE
Flexible Duct Connector: Neoprene, Power Lock, Steel, 50 ft Lg, 9 in Wd (MPN GRPFC3NGA50)
Duct Access Door: For 25 in_26 in_27 in_28 in Ducts, 12 in x 16 in, 20 ga, Steel, Knobs (MPN GRDRI161228GA)
DUCTMATE
Duct Access Door: For 25 in_26 in_27 in_28 in Ducts, 12 in x 16 in, 20 ga, Steel, Knobs (MPN GRDRI161228GA)
Duct Access Door: For 7 in_8 in_9 in Ducts, 4 in x 8 in, 22 ga, Steel, Thumbscrews, 2 Mounting Stud (MPN GRDR849F2GA)
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Duct Access Door: For 7 in_8 in_9 in Ducts, 4 in x 8 in, 22 ga, Steel, Thumbscrews, 2 Mounting Stud (MPN GRDR849F2GA)
Duct Access Door: For 37 in_38 in_39 in_40 in Ducts, 18 in x 24 in, 18 ga, Steel, Knobs (MPN GRDRI241840GA)
DUCTMATE
Duct Access Door: For 37 in_38 in_39 in_40 in Ducts, 18 in x 24 in, 18 ga, Steel, Knobs (MPN GRDRI241840GA)
Duct Access Door: For 33 in_34 in_35 in_36 in Ducts, 12 in x 16 in, 20 ga, Steel, Knobs (MPN GRDRI161236GA)
DUCTMATE
Duct Access Door: For 33 in_34 in_35 in_36 in Ducts, 12 in x 16 in, 20 ga, Steel, Knobs (MPN GRDRI161236GA)
Duct Access Door: For 10 in_11 in Ducts, 8 in x 12 in, 22 ga, Steel, Thumbscrews, 2 Mounting Stud (MPN GRDR12811F2GA)
DUCTMATE
Duct Access Door: For 10 in_11 in Ducts, 8 in x 12 in, 22 ga, Steel, Thumbscrews, 2 Mounting Stud (MPN GRDR12811F2GA)

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