Patio Door Leaking At Bottom
The gutters are clear and the patio is level.
Patio door leaking at bottom. Spray the door and look for the leak location. 1 place the end of a strip of adhesive backed aluminum tape on one of the side jambs in. I ve got a sliding patio door on the back of my home there s a moisture problem directly under the door in the basement. However in some instances the top corner of the door is the true culprit.
Sometimes water intrusion is severe staining carpets and causing dryrot at the subfloor baseboards and sometimes even the wall. To slide the heavy doors along the metal frames the doors use metal or plastic rollers. Solution is a tight bottom sweep doorseal and a rain splashguard or dripcap on the bottom outer face of door like the following link the type i use unless a fancy appearing one is desired easy to diy on most doors. If you like my content or find it helpful support my youtube channel or my podcast links below.
Moisture could be seeping into your home from the top. Check to see which door moves and which one is the stationary. I plan to seal. If you have a problem with water leaking it will usually be on the bottom track threshold of the non stationary door.
Water leakage is a common problem with sliding door thresholds. Test the door for the location of the leak. Aim a garden water hose with a sprayer set on mist or low at the outside of the sliding door. If you cannot re create the leak problem inspect the interior of the door for stains or rust.
You can do this by taking steps to make the bottom of the door frame waterproof before you install the door.