Water Coming Down Chimney Flue Uk
The slanted crown should provide a downward slope that will allow for water runoff.
Water coming down chimney flue uk. I still have a small bit a water coming down during occasional heavy wind and driving rain. Sometimes a leak starts in a different place but finds its way to the chimney and then visibly enters the inside of a room at the point of the chimney. Chimney crowns are slabs of concrete or masonry that seal the chimney at its top. My flue goes through the register plate and then opens to normal chimney.
You could also have a crack on your chimney crown that cap sits on and that may need caulk. I thought these things were meant to. I think i have drops of water come down the flue once in five years and that was after a huge storm my cowl is similar to. Every step has decrease the amount of water but i can t get that last bit.
This portion of the chimney prevents water from entering the flue but also prevents wear and tear on the masonry. Should i even be worrying about. One of the most common sources of water in your chimney is a cracked chimney crown. It hangs over and down about 2 inches off the top of the flue.
There is no fire fitted so the previous owner just shoved some mineral wooll insulation stuff up the chimney and put chinese hat tops cowls on the chimney pots outside. Wasn t much about a bowlful but enough to get me worried. So to prevent rain from entering the chimney we simply install a rain cap and flashing and storm collar to protect the roof area where the flue penetrates. Say a hairline crack when you started using the stove the heat may of dried out the liner making the crack bigger.
If you have a point on the top of your chimney that dips and holds a little water everything will funnel there and then go out the easiest way. How to stop rain from getting down a chimney. Moved into my first house 3 months ago and during yesterday s downpours i noticed water dripping down my open fireplace. Is there any way water could still be getting down the flue due to gaps on cap.
The clay liner may have looking in good working order before fitting but if the clay liner had any water in it. Flue caps will help reduce water coming down the flue itself but they won t help much if you have a bad crown. We have on average 133 days of rain or snow totalling around again on average 33 7 inches. Required tools for this project have the necessary tools for this diy project lined up before you start you ll save time and frustration.
Almost all issues with water coming in the chimney are pretty easy to fix. For example your roof might have a leak through the attic vent or roof shingle at the top. The chimney crown covers the top of the chimney to help protect it from the elements.