Weathermatic 21000, 11000, and 12000 Replacement Valve Diaphragm 1-1/2 in. | 49-110DMSA

America's Most-Shopped Online Sprinkler Store

Shop online or pick up in-store for valve repair parts, sprinkler rotors , spray heads, and all of your sprinkler system and lawn irrigation needs. Whether you need wifi smart controllers to upgrade an existing system or help choosing new irrigation supplies, our knowledgeable team is here to help. We have an extensive inventory of valve boxes, inline valves, rotary nozzle sprinklers and sprinkler system backflow preventers to help protect your water system. Drip irrigation kits and drip tape are becoming increasingly popular drip system parts as well. We also carry many types of lawn irrigation filters, PVC irrigation fittings, and irrigation system parts.