â¦about tires, XL really means extra load. These tires can use higher air pressure to support more weight than a standard tire of the same size. If you want to see whether your current tires are standard or extra load, you can check the service description on the tire's sidewall. An extra load tire willâ¦.
Plumbing vents which have been accidentally closed off or blocked: some plumbing vents include a. screen which can slide down, closing off the vent and causing sewer gas backups in the building. We've. also found plumbing bents blocked by wasp nests, birds, and once even a frog.
How to Use S-Traps or P-Traps in Plumbing. To be legal, a trap must run horizontally on the outflow side. Fixture traps protect your home from sanitation issues involving drains that tie into the sewer or a home septic system. A trap is length of pipe with a curve that bottoms out with a P or S shape. The curve holds a pool of water that seals out gases rising from the sewer side of the pipe.