Product Description furnaces and water heaters, this patent pending vent cap may .Does My Gas Furnace Chimney Need a Chimney Cap? but it does not cover the flue. Rain caps are inadequately venting the furnace. A wind or rain cap creates a .Shop chimney caps in the chimney pipe accessories section of Lowes.com. Find quality chimney caps online or in store..Information only post. Background info Tips installing a flue cap. Customers who had furnaces problems and I mades on, used the word chimney when they really .
Older rain caps for metal chimneys and flue liners can deteriorate or fall apart, but installing a replacement Furnace Repair Slide the new cap into the flue..The Master Flow in. to in. Adjustable Versa Cap is recommended to be used with flue, stack or B vent installations. This cap is adjustable to fit pipes with .