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AMERI-VENTIncreasers

AMERI-VENT Increaser: 5 in Duct, 6 in Lg, Steel, 4 in Inlet Dia, 5 in Outlet Dia, 26 ga

The AMERI-VENT Increaser: 5 in Duct (SKU 33Y991, MPN 4FCX5) is a universal adapter made of steel with a galvanized finish. It features a 4-inch inlet diameter and a 5-inch outlet diameter, with a length of 6 inches…

SKU 3G-OTH-76492

Brand

AMERI-VENT

Item

Increaser: 5 in Duct, 6 in Lg, Steel, 4 in Inlet Dia, 5 in Outlet Dia, 26 ga

Category

Increasers

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Technical Specifications

AMERI-VENT

Manufacturer Part Number

4FCX5 

Type

Steel, 26 ga, Category I, Std Pipe 

Material

Steel 

Lg

6 in 

Finish

Galvanized 

Inlet Dia

4 in 

Outlet Dia

5 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 Increaser: 5 in Duct (SKU 33Y991, MPN 4FCX5) is a universal adapter made of steel with a galvanized finish. It features a 4-inch inlet diameter and a 5-inch outlet diameter, with a length of 6 inches and a 26-gauge thickness. This Category I standard pipe connector uses an interlocking bracket connection and is constructed with outer galvanized steel and an inner aluminum liner.

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.

Browse all AMERI-VENT products →Contact our engineers →

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