DuraVent DuraTech Stainless Steel Inner and Galvalume Outer Chimney Tee with Cap - For 7" Inner Diameter DuraTech: A vent pipe with a 7" inner diameter is required for this unit. Where have you been having trouble installing your home's piping system? Is it at the very beginning? Then, this Tee Pipe from DuraVent's DuraTech line is ideal for you! This pipe is used to start chimneys both indoors and outside. For an added margin of safety, the inner wall is even 25% thicker than competitor chimneys. So, if you're looking for a stylish start to your home's piping system, look no further. You've discovered what you were looking for!

Size: 7 Inch Product Dimensions: 9" Dia x 14 1/4" H Tee pipe with 7" diameter 2" clearance to combustibles No locking bands or mechanical fasteners required Outer wall options of .016" 430 stainless steel or .021" galvalume steel Inner wall is 25% thicker than competitive chimneys for an extra margin of safety Designed for normal continuous operation at 1000 degree Fahrenheit flue gas temperatures For use with wood stoves fireplaces furnaces boilers ranges water heaters or other appliances fueled by wood oil coal or gas