This fan is a 21 CFM fan fitted with Humphrey’s Rigid Adapter. Made to work with the Fireboard drive system. Easy hook into the drive cable.
Pair it with the 3/4”, 1-1/2” or 2” Humphrey’s Ball valve fitting for a snug fit making it worry free.
All fittings and adapters made by Humphrey's with highly sophisticated cnc machinery.
Humphreys Fan for Fireboard
Pickup available at 63 Water Street
Usually ready in 4 hours
This fan is a 21 CFM fan fitted with Humphrey’s Rigid Adapter. Made to work with the Fireboard drive system. Easy hook into the drive cable.
Pair it with the 3/4”, 1-1/2” or 2” Humphrey’s Ball valve fitting for a snug fit making it worry free.
All fittings and adapters made by Humphrey's with highly sophisticated cnc machinery.


