Air release valves should be fitted to the highest point in your drip system to release air pockets from the system. This prevents dirt from sucking back into the dripline when it empties, which is the most common cause of dripline blocking.

It has a 1/2" threaded base which screws into a poly female threaded tee in the dripline.

Air Release Valves

Sort by: Product Price Default See details Toro Air Release Valve The Toro Air Release Value uses one seal which expels both kinetic and residual air automatically, regardless of water pressure. Our price: $3.50 Quantity 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 Buy Now See details Netafim Air Release Valve The Netafim Air release valve allows air to released to and from the dripperline on start up and shut down of the system which reduces the potential for dirt to be drawn into the dripper and thus clogging. The air release valve is always installed at the highest point of each separate zone. Our price: $8.50 Quantity 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 Buy Now