Crossfire Tree-Style CFBT470 Burner Style:Propane You set the dial once

You set the dial once

away from any open fire

Higher than 5 ppm means you should not enter the spa — let the chlorine dissipate naturally before reuse

1 x DuraVent 3PVP-CS PelletVent Ceiling Box - 3"

Swivels toward and away from the spa

Crossfire Tree-Style CFBT470 Burner Style:Propane You set the dial onceCrossfire Tree Style CFBT470 Burner Overview Warming Trends patented technology is unique only to our Crossfire Brass Burner System, which allows you the benefit of gas savings and a higher quality experience. No need to use the old fashion fire rings anymore. What's in the Box 1 x Crossfire Tree Style CFBT470 Burner Specifications For 74" x 14" opening or larger 470K BTU Tree Style Brass Burner with WATERSTOP Dimensions 69 1 4" x 6 1 8" Recommended