Honeywell 121371B 3/4 Inch Aquastat Well w/ Clamp Fits Hardy Wood Furnace
Outdoor Wood Furnace 3/4″ Aquastat Well with Clamp. Outdoor Wood Boiler Systems. Hardy Outdoor Wood Furnaces. Includes mounting clamp. Mounting Clamp Assembly. 3/4″ external pipe thread connection. 3″ copper insertion length.