Watts-FMPE-14-W-500 Flowmatic Polyethylene Tubing, 1/4" IN OD, 500 FT, WhiteThe Watts FMPE 14 W 500 Flowmatic polyethylene tubing delivers 500 feet of FDA approved 1 4" OD tubing for RO systems, ice makers, water conditioners, and misting applications. Manufactured from virgin non toxic materials, this tubing is rated for 180 PSI at 70F and resists stress cracks, solvents, acids, and alkalis. SPECIFICATIONS Watts FMPE 14 W 500 Key Specs Outside Diameter 1 4" Standard RO tubing size Roll Length 500 FT Bulk contractor roll Max