OK, this is potentially a dumb question. On the outside of my house there are a couple of pvc pipes coming out. They have a 90° elbow attached to them and point at the ground. What are they for? There ...

Does anyone know where i can get, like, cheap clear pvc piping? I dont need government approved stuff for high pressures. i just want 5 ft of 3 inch diameter piece of clear plastic ...

Plastic pipe demand continues to grow — in large part through infrastructure projects for drinking water and storm and sanitary sewer systems — despite stiff competition, challenges from environmental ...