[NightHawkInLight] a.k.a. [Ben] recently built an awesome high power air cannon out of PVC pipe. PVC air cannons ... replaced with a valve from a sprinkler system, giving this high power PVC ...

9NEWS spoke with garden experts who say now is the time to winterize sprinkler systems, especially once ... valve at the bottom of a large capped PVC pipe. This requires a special tool to reach ...

I've seen these warnings on sprinkler systems. This is particularly important when reassembling older systems. Make sure both sets ... But it's not permanent like glue or PVC cement is permanent.