1/2" MNPT 140 psi High Impact Plastic Air Relief Valve | DIG18028

Key Features

• Reduced maintenance requirements and extend drip system life
• Smooth and reliable operation
• Eliminates air pockets within a system zone
• Releases air from the drip line when the zone is turned on
• Allow air to freely enter the system when the zone is shut down
• Prevents vacuum conditions and stops debris or particles from entering the drip line via the drip emitters or drip line outlets
• Help in preventing suction that can cause the drip line to collapse, potentially pulling in dirt that can block the drip emitters
• Perfect sealing under very low system pressure
• Easy to handle and maintain
• Constructed of UV-resistant, durable plastic material to withstand the most adverse conditions