EXW Singapore — collect or forward from our Singapore office.

3G Electric
Image not available
AMERI-VENTIncreasers

AMERI-VENT Increaser: 4 in Duct

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
Part Number
3EIX4
Category
Increasers
Available to Order
Also known as:3EIX4AMERI-VENT
Trade pricing by quote — replies within 24h
Qty
WhatsApp an engineerMessage via Telegram
No account needed — your quote request goes straight to our engineers. A free account lets you track quotes and re-order faster.
EXW Singapore
Collect or forward from our office
Datasheet on Request
Technical specs
1-Day Quote
Replies within 24h

Local availability & support

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

No technical documents available for this product.
Request documentation →
Not sure this is the right part? Get a recommendation.

Need installation or engineering help?

Installation, commissioning, maintenance plans, system design, and bundled product + service quotes — one team handles the full scope.
Talk to an engineer

Ask a question

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
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.
Not sure this is the right part? Photo-identify it→

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.

You might also need

Burners & Combustion →Pumps & Compressors →Spare Parts →All Products →

Compatible alternatives & equivalents

More from AMERI-VENT

View all AMERI-VENT parts →
AMERI-VENT
AMERI-VENT
Universal adapter increaser for transitioning from 14-inch to 16-inch duct in Category I venting systems. Constructed of 26 ga steel with galvanized finish, outer galvanized steel and inner aluminum liner. Features interlocking bracket connection, 6-inch length
AMERI-VENT
AMERI-VENT
Universal adapter for Category I venting systems, transitioning from 4-inch standard pipe to 8-inch duct. Constructed of 26-gauge steel with galvanized finish, outer galvanized steel and inner aluminum liner. Features interlocking bracket connection. Used to accommodate larger flue gas volumes in exhaust setups
AMERI-VENT
AMERI-VENT
Steel increaser with galvanized finish, 26 ga, Category I, standard pipe. Inlet diameter 4 in, outlet diameter 5 in, length 6 in. Outer galvanized steel with inner aluminum liner. Interlocking bracket connection. Used to transition between duct sizes in venting systems
Universal adapter for transitioning from 6-inch to 8-inch diameter duct in Category I venting systems. Constructed of 26-gauge galvanized steel with an inner aluminum liner, featuring an interlocking bracket connection. Suitable for use with gas-fired equipment and other commercial exhaust applications
AMERI-VENT
Universal adapter for transitioning from 6-inch to 8-inch diameter duct in Category I venting systems. Constructed of 26-gauge galvanized steel with an inner aluminum liner, featuring an interlocking bracket connection. Suitable for use with gas-fired equipment and other commercial exhaust applications
AMERI-VENT
AMERI-VENT
Universal adapter for transitioning from 12-inch to 16-inch diameter in Category I venting systems. Constructed of 26 ga galvanized steel with an inner aluminum liner. Features an interlocking bracket connection for secure assembly. Suitable for commercial or industrial exhaust applications
AMERI-VENT
AMERI-VENT
Universal adapter for transitioning from 6-inch to 10-inch diameter in Category I standard pipe venting systems. Constructed of 26 ga steel with galvanized finish and an inner aluminum liner. Features interlocking bracket connection for secure assembly in residential or light commercial exhaust applications

Customer reviews

No reviews yet — be the first

Questions & answers

No questions yet — ask us the first