Selkirk 5" x 8" Cathedral Support Box (Direct-Temp Gas) Blue One draws air in from

One draws air in from outdoors to support combustion

With cutouts along the bottom of the two side pieces

The Onyx® has two heat settings at 1500W and 750W

Custom finishes available - contact for ordering

Selkirk 5" x 8" Cathedral Support Box (Direct-Temp Gas) Blue One draws air in fromSelkirk 5" x 8" Cathedral Support Box Used to support Direct Temp pipe when installing in a cathedral or pitched ceiling. CCS comes with Support Collar and Decorative two piece Trim Plate. Direct Temp Gas The latest Direct Vent Gas Fireplace Venting technology listed for use with a wide variety of appliances. Direct Temp features a 304 Stainless Steel inner liner providing exceptional corrosion resistance for long term system integrity. Selkirk Direct