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AMERI-VENTAdapters

AMERI-VENT Universal Adapter

The AMERI-VENT Round to Oval Duct Transition is a universal adapter for transitioning from a 4-inch round duct to a 4-inch oval duct. It is constructed from steel with a galvanized finish and features an outer…

SKU 3G-OTH-77154

Brand
AMERI-VENT
Item
Universal Adapter
Part Number
40E
Category
Adapters
Available to Order
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Local availability & support — Singapore

Local office
20 Woodlands Link #09-05, Singapore 738733
Phone
+65 8878 8355
Payment
Invoicing in SGD. PayNow, bank transfer, and corporate PO accepted.

Technical Specifications

AMERI-VENT
Manufacturer Part Number
40E
Type
Steel, 26 ga
Material
Steel
Lg
6 7/8 in
Finish
Galvanized
Inlet Dia
4 in
Outlet Dia
4 in
Product Type
Universal Adapter
Vent Material
Outer Galvanized Steel w/ Inner Aluminum Liner
Connection Type
Interlocking Bracket

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AMERI-VENT Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The AMERI-VENT Round to Oval Duct Transition is a universal adapter for transitioning from a 4-inch round duct to a 4-inch oval duct. It is constructed from steel with a galvanized finish and features an outer galvanized steel vent material with an inner aluminum liner. The adapter measures 6 7/8 inches in length, uses a 26-gauge thickness, and connects via an interlocking bracket.

Frequently Asked Questions

What is the AMERI-VENT Round to Oval Duct Transition used for?

The AMERI-VENT Round to Oval Duct Transition is a universal adapter that connects a 4-inch round duct to a 4-inch oval duct. It is used in HVAC venting systems to change duct shape while maintaining airflow, commonly in residential or light commercial exhaust applications.

What are the specifications of the AMERI-VENT Round to Oval Duct Transition?

This AMERI-VENT adapter has a 4-inch inlet and outlet diameter, 6 7/8-inch length, and is made of 26-gauge steel with a galvanized finish. The vent material is outer galvanized steel with an inner aluminum liner, and it connects via an interlocking bracket.

Where to buy the AMERI-VENT Round to Oval Duct Transition worldwide?

3G Electric supplies the AMERI-VENT Round to Oval Duct Transition to customers worldwide. We handle full logistics, customs clearance, and delivery to your site. Contact us for pricing and lead time on this universal adapter.

How to install the AMERI-VENT Round to Oval Duct Transition?

Install the AMERI-VENT adapter by securing the round end to the existing round duct using sheet metal screws or a compatible coupling. Attach the oval end to the oval duct with the interlocking bracket. Ensure all joints are sealed with approved duct sealant for airtight performance.

Used in

Common applications for AMERI-VENT
Residential heating — Ameri-Vent Category I gas vent pipe in 4-inch or 5-inch diameter for atmospheric gas furnaces and water heaters.
Light commercial boilers — Ameri-Vent adjustable joint gas vent pipe in 7-inch or 12-inch diameter for negative pressure venting of gas-fired boilers.
Industrial process heating — Ameri-Vent standard gas vent pipe in 14-inch to 24-inch diameters for large atmospheric burners and make-up air units.
Chimney retrofits — Ameri-Vent flexible chimney liner kits for relining masonry chimneys serving gas appliances.
Vent termination — Ameri-Vent rain caps to prevent water entry into vertical gas vent stacks.
Venting system repairs — Ameri-Vent snap-lock gas vent pipe sections in various diameters for replacing damaged components in existing Category I systems.
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AMERI-VENT Products

3G Electric supplies AMERI-VENT adapters. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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