Get all the Irrigation and Sprinkler Poly Pipes supplies for your next DIY pond, pondless waterfall or water garden only from LandscapeSupplyGuys.com. Poly pipes are transport water from a water source to plants, garden, and lawn areas. Poly pipes for irrigation and sprinkler systems come in different diameters and thicknesses. One can can them using various fittings and PVC adapeters. We offer free delivery of irrigation supplies in Calgary.