Welcome! Here are the website rules, as well as some tips for using this forum.
Need to contact us? Visit https://heatinghelp.com/contact-us/.
Click here to Find a Contractor in your area.

Hoffman vents

Can anyone please tell us which straight Hoffman vent has the smallest hole for the lowest venting capacity?

Comments

  • strictly steam

    suggest posting on the other board, "strictly steam"
  • Big Ed_4
    Big Ed_4 Member Posts: 3,019
    Hoffmann

    Well the Hoffman 1B is a straight adjustable and the cheaper 40B is the non adjustable ...

    There was an error rendering this rich post.

  • Steamhead
    Steamhead Member Posts: 17,380
    The 41

    is Hoffman's smallest. If you need a smaller one, try the Gorton #4 with straight shank. 
    All Steamed Up, Inc.
    Towson, MD, USA
    Steam, Vapor & Hot-Water Heating Specialists
    Oil & Gas Burner Service
    Consulting
This discussion has been closed.