ProTech FSWMKB3 FasNSeal Single Wall Vent Kit for Wall Mounted Water Heaters and Broilers

"This FasNSeal 3 Inch Standard Wall Mount Kit features a patented built in mechanical locking band and triple lipped directional gaskets which allows for ease of installation. This kit includes a Wall Thimble with Termination, Adjustable 90° Elbow, and Universal Appliance Adapter. Use to vent wall mounted boilers or tankless water heaters. Terminates through-the-wall only. Adjust vertically from 16 1 2"" to 21"" and horizontally from 8"" to 12 1 2"". 3"" 4"" compatible with most gas-burning appliances. 5"" compatible with tankless. Not a UL Listed component.,AL29-4C superferritic stainless steel Precision TIG-welded butt seam Factory built-in, replaceable gaskets Factory built-in locking band 3"" Vent Diameter,ADA Compliant: No Collection: FasNSeal Direction: Horizontal, Vertical Finish: Stainless Steel Fuel Type: Gas Material: Stainless Steel Pipe Class: AL29-4C Pipe Inside Diameter: 3 Pipe Shape: Round Style: Contemporary Modern UL Listed: No Vent Construction: Single Wall Weight: 6"