Metal-Fab 4 Inch to 5 Inch No-Height Type B Round Chimney Pipe Increaser
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Metal-Fab 4 Inch to 5 Inch No-Height Type B Round Chimney Pipe Increaser

Metal-Fab 4 Inch to 5 Inch No-Height Type B Round Chimney Pipe Increaser

$49.66 $59.99 17% Off
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Contractor / Technical Details

Vent Type

B-Vent

UL Listing

UL441

Pipe Shape

Round

Telescoping

No

Adjustable

No

Number of Walls

2

Material

Galvanized Steel; Aluminum;

Painted

No

Frequently Purchased Together

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Product Details

Manufacturer: Metal-Fab
Metal-Fab Part Numbers: 4MIN5
Item Number: MFB-4MIN5
UPC: 622417432610

Features

  • Allows connection of 4" and 5" pipe without adding undesirable height
  • .018" galvanized steel outer wall and .012" aluminum alloy inner wall
  • Double-wall design allows a 1" clearance to combustibles
  • 1/4" insulating air space
  • For use with Metal-Fab Type B Round Chimney Pipe
  • SureLock locking system creates secure connections without tools
  • Hemmed flue and casing eliminate sharp edges
  • Compatible with other brands of UL Listed round gas vent pipe (see list below)
  • Listed to UL 441
  • Limited one-year warranty
  • Large End: 5" Dia.
  • Small End: 4" Dia.
  • Height: 2.688"
  • Compatible with the following brands of Type B gas vent pipe
  • General Products Co. - Airjet
  • American Metal Products Co. - Amerivent
  • Hart & Cooley - Metlvent
  • Household Manufacturing Inc. - Metalbestos and Airmate
  • Mitchell Metal Products Inc. - Mitchvent
  • Selkirk Metalbestos - Metalbestos
  • Simpson Dura-Vent Inc. - DuraVent
  • ECCO Heating Products - ECCO Manufacturing
Need to increase the diameter of your Metal-Fab Type B Round Chimney Pipe, but have a limited amount of space for your installation? This Metal-Fab 4 Inch to 5 Inch No-Height Type B Chimney Pipe Increaser allows you increase your pipe opening from four to five inches without adding a lot of extra height to your chimney.

Contractor / Technical Details

Product Details

Vent Type

B-Vent

UL Listing

UL441

Pipe Shape

Round

Telescoping

No

Adjustable

No

Number of Walls

2

Material

Galvanized Steel; Aluminum;

Painted

No

Adapter Needed

No

Support Included

No

Rigid Compatibility

No

Includes Trim

No

Includes Insulation Shield

No

Is Firestop

No

Includes Adapter

No

Includes Cap

No

Vented

No

Firestop Required

No

Air Intake

No

Dimensions / Measurements

Lower Vent Size

4 inches

Upper Vent Size

5 inches

Required Clearance

1 inches

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Customer Reviews

Metal-Fab 4 Inch to 5 Inch No-Height Type B Round Chimney Pipe Increaser
Star - 1 Star - 2 Star - 3 Star - 4 Star - 5
By Sole G.

No-Height Chimney Pipe Increaser: Perfect Fit for My Needs

This chimney pipe increaser seamlessly connected my 4-inch stove pipe to the 5-inch chimney, ensuring proper ventilation and draft. The sturdy construction and precise fit make it an excellent addition to any stove installation.
5.0
Star - 1 Star - 2 Star - 3 Star - 4 Star - 5
1 Reviews
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