4 PCS 50FT Black under Deck Drainage System Trough HDPE Waterproofing Membrane F
200-250 SQ.FT. Note: M059 is only designed for 12″ joist spacing. Material HDPE. Complete deck and pergolar system accessories: Muzata provide different functions deck accessories, help you install deck system easier.
4 PCS 50FTBlack under Deck Drainage System,Waterproof Membrane Fit for Joist 12″
Note: M059 is only designed for 12″ joist spacing.