Rainwater Tank Plumbing Fittings Installation – Part 2

Drilling into the Tank

Installation and plumbing a Rainwater Harvesting Collection Tank for drip irrigation during a drought

Then, the challenge is to get this end through the hole in the tank. Thanks to a few other YouTuber’s (I’m looking at you Frank Howarth) the trick is to use some string. I taped it to a pipe then fed that through the hole. Then the other end is attached to the opposite barb.

Installation and plumbing a Rainwater Harvesting Collection Tank for drip irrigation during a drought

I now pull the string to bring the bulkhead fitting through the hole and attach the nut.

Installation and plumbing a Rainwater Harvesting Collection Tank for drip irrigation during a drought

A Trick with some String

Installation and plumbing a Rainwater Harvesting Collection Tank for drip irrigation during a drought

I snug this up with pliers. I gotta say, there was some anxiety doing this. It felt pretty tricky the first time. But it went well.

Installation and plumbing a Rainwater Harvesting Collection Tank for drip irrigation during a drought

I’ll be connecting this fitting to the 1″ pipe that runs under the curb later.

Installation and plumbing a Rainwater Harvesting Collection Tank for drip irrigation during a drought

But for now I’ll add an elbow and a ball valve so I can make the tank now water tight. I detailed that in Part 1.

Rain Tank Gauge

Installation and plumbing a Rainwater Harvesting Collection Tank for drip irrigation during a drought

On the other side of the tank I’ll add a gauge. It’s a float on a spring coiled spool that you set to your low and high water points. I added this away from the float to they don’t get tangled.

Installation and plumbing a Rainwater Harvesting Collection Tank for drip irrigation during a drought

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