The Eccentric Reducer Is Used When Changing From 50mm Pipe To A 110mm Pipe. Soil; Vent And Waste Fittings Are Designed For Use Above Ground; 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.