Oldroyd Tp is used as a filtration layer (also known as a filter sheet or separation layer) in green roof applications. It is designed to prevent particles of growing medium being washed into the drainage layer. Oldroyd Tp is typically used on flat green roofs in conjunction with Oldroyd Xv 20 GreenXtra drainage membrane.
Please note when ordering: Oldroyd Tp Filter Fleece is cut from 2 metre wide rolls and sold in 1 metre lengths – i.e. each metre section measures 2 square metres.
For example, if you require 20 square metres of Oldroyd Tp Filter Fleece you would need to enter an order quantity of 10.