maybe 1/8th an inch at it's widest. The smoke pipe fits pretty snugly onto the angle joint and the rest of the venting system. I secured the angle pipe to the furnace vent, the angle vent to the ...

Pros say most furnaces will be fine as they run continuously in the bitter cold, but there are a couple of steps homeowners can take to lessen the chance of a problem. Tip No. 1 from professionals ...

Q: We have a high-efficiency condensing furnace that vents out a side wall. Should I be concerned about the icicles I see built up on the plastic pipe outside the house? -M.C. Kalamazoo.