Category Archives: Ventilation

Air delivery in a tight house

Fixing the ERV

I broke the ERV by trying to install an automated control system with the Nest to the Boost control and with Lutron devices to the 0-10 variable control system. The support for the Recouperator was very helpful and sent a … Continue reading

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Drywall Prep: Reinforce Ventilation Shaft with Corner Braces

The ventilation shaft is constructed of metal studs. It is long and hangs from only one side. The idea is that the drywall will reinforce the structure and keep it from sagging. Right now it flexes when pulled down. Our … Continue reading

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Connecting the Ventilation Fans

The ventilation fan connections also had to be done before the drywall can be installed. We have to ventilate the crawlspace to meet the requirements of a conditioned crawlspace. This can be done by placing a heating vent into the … Continue reading

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Broken Ventilation System!

Amazing isn’t it? I can’t be satisfied with the existing system, I had to try to control it automatically. That would be OK if not for the problems I cause. The first project was just to connect the system to … Continue reading

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More Ventilation Ducting Fixes

We just enjoyed a visit from our friends Jan and Mike from Indiana and got some good help and ideas from them. They wanted to work on the house. What are good friends for anyway? So we redid one of … Continue reading

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Central Vacuum in Action

Ahhh. Listen to the whooshing sound of the air sucking up tons of dirt. Wow, look at the dust disappearing from the duster into the innards of the pipe opening. A bit louder but what a great tool the power … Continue reading

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Central Vacuum Wiring

When I had everything finally connected and all the inlets installed it was late in the afternoon and I was tired. I opened an inlet and nothing happened. Then I opened the vacpan inlet and all the inlets came on. … Continue reading

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Central Vacuum Connected

I finished connecting the central vacuum piping and wiring today. Even with all the parts I had ordered, I ran out of pipe and 90 degree sweep elbows so had to wait two days for Amazon to deliver more. I … Continue reading

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Central Vacuum Accessories and Piping

I’m working on the central vac piping. The pipes are GO VACUUM brand for vacuum systems. These are 2″ but a bit smaller than Schedule 40 PVC. They supposedly build up less static inside them and fit the inlets exactly. … Continue reading

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HVAC Inspection Failed

I’m not actually surprised that I failed the first inspection of the ventilation system. It makes sense that I would do some things incorrectly or at least not up to code. In this case I substituted lightweight zip ties over … Continue reading

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