DuraVent DuraTech Adjustable Elbow Support - For 5 and 7" Inner Diameter DuraTech: A vent pipe with a 5" inner diameter is required for this unit. Where in your home's piping system do you have the most concerns? Is it possible that it's at the elbow pipes? Well, you've discovered the ideal answer! This DuraVent Adjustable Elbow Support can work with any piping with a diameter of 5" or 7" and will add to the stability of your network. So, you can rest easy knowing that this useful addition poses no threat to your property.

Size: 5 Inch Product Dimensions: 9" Dia x 16" H 2" clearance to combustibles Adjustable elbow support for 5" to 7" diameter pipes 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