Variable Speed Coal forge blower equipment with a fan speed controller
125CFM this will produce enough air for you,using coal it will almost blow the fire out of the fire pot
Blacksmith forge- blower is Very easy to hook up and works great
The outlet 2.5" ,air inlet can be adjusted to control the air volume,Rotation speed with 3000(R/Min)
Compared this against all the internet,For the money this coal forge blower is worth a go
110V Variable Speed Electric Blacksmith Forge Blower 110 Volt 220W U.S standard Plug Electric Blacksmith Forge Blower Thickness: 4MM Advanced aluminum material 125CFM this will produce enough air for you,using coal it will almost blow the fire out of the fire pot Inlet: - 2½" Inside diameter,internal pressure - 680 pascals (pa) millimeter H20 (mmAq) - 69.3426 260 watt 1.6 amp 3600 RPM total height approx. 10.5"