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AMERI-VENTIncreasers

AMERI-VENT Increaser: 4 in Duct, 6 in Lg, Steel, 3 in Inlet Dia, 4 in Outlet Dia, 26 ga

The AMERI-VENT Increaser: 4 in Duct is a universal adapter made of steel with a galvanized finish, featuring an interlocking bracket connection. It has a 3-inch inlet diameter and a 4-inch outlet diameter, is 6…

SKU 3G-OTH-76323

Brand
AMERI-VENT
Item
Increaser: 4 in Duct, 6 in Lg, Steel, 3 in Inlet Dia, 4 in Outlet Dia, 26 ga
Category
Increasers
Available to Order
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Technical specs
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Local availability & support

Delivery
Worldwide DHL shipping from Singapore; 7–14 business days door-to-door for most destinations.
Payment
Invoicing in USD. Bank transfer (SWIFT) and corporate PO accepted.

Technical Specifications

AMERI-VENT
Manufacturer Part Number
3EIX4
Type
Steel, 26 ga, Category I, Std Pipe
Material
Steel
Lg
6 in
Finish
Galvanized
Inlet Dia
3 in
Outlet Dia
4 in
Product Type
Universal Adapter
Vent Material
Outer Galvanized Steel w/ Inner Aluminum Liner
Connection Type
Interlocking Bracket

Technical Documents

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

Product Description

The AMERI-VENT Increaser: 4 in Duct is a universal adapter made of steel with a galvanized finish, featuring an interlocking bracket connection. It has a 3-inch inlet diameter and a 4-inch outlet diameter, is 6 inches long, 26 gauge, and designed for Category I standard pipe. The vent material is outer galvanized steel with an inner aluminum liner.

Frequently Asked Questions

What is the AMERI-VENT 3EIX4 increaser used for?

The AMERI-VENT 3EIX4 increaser is a universal adapter that connects a 3-inch inlet to a 4-inch outlet in Category I standard pipe venting systems. It is commonly used in commercial and industrial exhaust applications to transition duct sizes, ensuring proper airflow and system compatibility.

What are the specifications of the AMERI-VENT 3EIX4 increaser?

The AMERI-VENT 3EIX4 increaser has a 3-inch inlet diameter and 4-inch outlet diameter, is 6 inches long, made of 26-gauge steel with a galvanized finish. It features an interlocking bracket connection and vent material of outer galvanized steel with an inner aluminum liner, designed for Category I standard pipe.

Where to buy the AMERI-VENT 3EIX4 increaser worldwide?

3G Electric supplies the AMERI-VENT 3EIX4 increaser worldwide. As a global industrial equipment distributor, we handle full logistics, customs clearance, and delivery to your location. Contact us for availability and lead time; we source and deliver this universal adapter to meet your project needs.

How to install the AMERI-VENT 3EIX4 increaser?

Install the AMERI-VENT 3EIX4 increaser by aligning the interlocking bracket connection with the existing Category I standard pipe. Secure the adapter using appropriate fasteners and seal joints with approved vent sealant. Ensure the 3-inch inlet connects to the upstream duct and the 4-inch outlet to the downstream section for proper flow.

Used in

Common applications for AMERI-VENT
Commercial boiler venting — AMERI-VENT gas vent pipes and adapters for Category I exhaust systems
Industrial furnace exhaust — AMERI-VENT flex connectors in 316 stainless steel for high-temperature all-fuel venting
Water heater venting — AMERI-VENT rain caps and tees for rooftop termination and branch connections
Heating system retrofits — AMERI-VENT adjustable joint pipes for field-length customization in existing flues
Pitched roof venting — AMERI-VENT rectangular-base boots for weatherproof pipe penetration on sloped roofs

AMERI-VENT Products

3G Electric supplies AMERI-VENT increasers. 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
AMERI-VENT
AMERI-VENT
Round to Oval Duct Transition: 4 in Duct, 6 7/8 in Lg, Steel, 4 in Inlet Dia, 4 in Outlet Dia, 26 ga (MPN 40E)
AMERI-VENT
AMERI-VENT
Round to Oval Duct Transition: 5 in Duct, 9 3/8 in Lg, Steel, 5 in Inlet Dia, 5 in Outlet Dia, 26 ga (MPN 50E)
Vent Adapter: 4 in Duct, 6 in Lg, Steel, Category I, Outer Galvanized Steel w/ Inner Aluminum Liner (MPN 4EUA-M)
AMERI-VENT
Vent Adapter: 4 in Duct, 6 in Lg, Steel, Category I, Outer Galvanized Steel w/ Inner Aluminum Liner (MPN 4EUA-M)
Appliance Adapter: 3 in Duct, 6 in Lg, Steel, 3 1/2 in Inlet Dia, 3 in Outlet Dia, Category I (MPN 3FCAC)
AMERI-VENT
Appliance Adapter: 3 in Duct, 6 in Lg, Steel, 3 1/2 in Inlet Dia, 3 in Outlet Dia, Category I (MPN 3FCAC)
Vent Adapter: 4 in Duct, 6 in Lg, Steel, Category I, Outer Galvanized Steel w/ Inner Aluminum Liner (MPN 4EUA-F)
AMERI-VENT
Vent Adapter: 4 in Duct, 6 in Lg, Steel, Category I, Outer Galvanized Steel w/ Inner Aluminum Liner (MPN 4EUA-F)
Universal Adapter: 4 in Duct, 6 in Lg, Steel, 4 1/2 in Inlet Dia, Category I, Zinc Coated Steel (MPN 4FCA)
AMERI-VENT
Universal Adapter: 4 in Duct, 6 in Lg, Steel, 4 1/2 in Inlet Dia, Category I, Zinc Coated Steel (MPN 4FCA)

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