Hearthstone 90-57210 Blower Fan Kit Brand_Hearth & Home The "non-oil" detail matters —

The "non-oil" detail matters — cheaper general-purpose defoamers use oil-based silicones that knock down foam but then leave a thin oil film on the water surface and filter

In a hot tub — where water temperatures favor microbial growth and bather load can spike sharply — having a fast-acting

while Temperature Scan Mode allows you to easily determine minimum

Spa Safe & Oil Free

it's the replacement cartridge for Freeflow® Spas Legend models and other systems using this fitment

Hearthstone 90-57210 Blower Fan Kit Brand_Hearth & Home The "non-oil" detail matters —Hearthstone 90 57210 Blower Fan Kit Overview The Hearthstone 90 57210 blower fan kit is design to circulate air from behind the wood stove, up across the top of the wood stove, and into your living space. Whats in the Box 1 x Blower Fan 1 x Rheostat 1 x Housing Specifications Dimensions in Inches: Weight in lbs: 9. 2 Compatibility Heritage Tribute Castleton Brand Hearthstone