Ever noticed those knocking drain noises when hot water drains out of your sink or bathtub? It’s the drain expanding. That’s it, that’s all. No big deal. It sounds like a leak, but it’s not. Here’s a video demonstrating this: https://youtu.be/c9k8PiJRTHI. Nevermind the crazy thumbnail.
Troubleshooting a Leaking Temperature and Pressure Relief Valve
this particular issue seems to completely befuddle folks… majority of the comments were questions from readers who were trying to troubleshoot their own leaking TPR valves
Improper Shingle Nailing = Defective Installation
The manufacturers of asphalt shingles give specific instructions on how to fasten shingles, and they’re all pretty much the same. Unfortunately, following those instructions seems to be a difficult thing to do for a lot of roofers in Minnesota. The two most common nailing defects that I find with shingles are overdriven nails and improperly located nails.
Using an infrared camera to find an overloaded circuit
With an infrared camera, all it takes is a quick scan of the panel to see if there are any hot spots.