s[21]sf2 85 Wood Fireplace Type_Spa Crystals Use these crystals to enhance

Use these crystals to enhance your hot tub experience

This classification breaks down this way:

The Absolute Smallest Gas Insert in the Kozy Heat Lineup

Pro Tip: Spa Up and Alkalinity Up are not the same product

You can find further information in the manual

s[21]sf2 85 Wood Fireplace Type_Spa Crystals Use these crystals to enhanceOverview The Stv 21 clads are turnkey wood fireplaces that provide efficient heating, a refined design, and the possibility of an open or closed fire. These simple and ingenious models do not need to be built into a wall and do not require any special finishing. Thanks to their steel casing, they are as simple to install as a wood stove. Quick Specs Heating Capacity: Up to 1,400 sq ft Viewing Area: 26 1 2 (W) x 21 1 16 (H) in. BTU 48,000 Width 66 5 16