s[21]sf2 125 Wood Fireplace Type_Filter It replaces pleated media with

It replaces pleated media with a fundamentally different approach — advanced materials and smart engineering that deliver cleaner water

and the consequences of getting it wrong are bigger — you can't just drain and start over the way you can with a hot tub

Custom Kozy shrouds available — integrate the insert with your existing fireplace surround

No overnight soak

s[21]sf2 125 Wood Fireplace Type_Filter It replaces pleated media withOverview 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 60,000 Input Heating Capacity: Up to 1,800 sq ft Viewing Area: 42 1 8 (W) x 21 1 16 (H) in.