DEAR TIM: I live in a brick townhouse. In the back there is a patio door leading to a concrete deck. The patio door sits on top of some brick work. I’m trying to make sure the patio door is all sealed ...

DEAR TIM: 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. The gutters are clear and the patio is level. I plan to seal between ...