Junctions Are Used When Vertical And Horizontal Lines Are Joined Into One Line. Soil; Vent And Waste Fittings Are Designed For Use Above Ground; Use In Direct Sunlight And For The Conveyance Of Waste Water.
Didn't wait long for package to arrive at my house and product is good quality and easy to assemble, I'm very happy with this product and will gladly buy from this store online again.