s[21]df2 125 Wood Fireplace Brand_SpaPure pull your current cartridge and

pull your current cartridge and read the part number printed on it — your old filter is the most reliable guide there is

Replace Skim Mor every two weeks

Heatilator: NDI35-C

To remove floating debris

Prevents pool algae growth during winter months when used as directed

s[21]df2 125 Wood Fireplace Brand_SpaPure pull your current cartridge andOverview 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 BTUs: Up to 61,000 Input Heating Capacity: Up to 1,800 sq ft Viewing Area: 42 1 8 (W) x 21 1 16 (H) in.