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I'm using home assistant and battery powered sonoff zigbee sensors so everything is local with no cloud or subscription to pay. my plan is to create my own smart thermostat and have it automatically vent when it gets too hot as my attic and crawl spaces are staying about 10 degrees hotter than...

how about one of these, with no physical switch, red and black on the led side and the wall side.

chinese low voltage devices often come like this, especially 12v led or 12v automotive.

be glad, I got grey, grey and grey this one time. it loos like they used control wire for the electrics.

better to check than find out the hard way.

tbh, I just brought some reolink doorbells on black friday and hooked them up to home assistant to act as pir.

I'm going to put two 20w extractor fans into a dry attic space to ventilate it as it gets very hot in summer due to all of the insulation that the government forced us to install for the winter. I'm planning to connect them to a smart Fused spur so that I can turn it on and off remotely via...

got it.

1 would be the left most connection, 2 would the one to the right of that, and and so on. 6 would be the last one. Most of these are Chinese so it's red for live and then either black or blue for led lighting. that's just the way that it seems to be. I Brough half a dozen led batten lights...

so, black from the ceiling ring main to connection 2, and red from the ring to connection 4. black from connection 1 to black on my ballast, and red from connection 3 to red on my ballast? then leave other connections alone.

I've done a lot of remodeling over the years and most of my light switches are now in inconvenient locations. so I've largely switched to smart bulbs with wireless switches or put in inline wireless relay for my dumb lights. I just leave the old wired switches in place and always turned on if...

I asked copilot what a word meant. apparently it does not thinm highly of this discussion its response started with Here’s the crisp, engineering‑level explanation — without the forum waffle.

something like this https://www.diynot.com/goto/via.php?url=https%3A%2F%2Fwww.screwfix.com%2Fp%2Fvent-axia-17108010-200mm-inline-extractor-fan-220-240v%2F814ht

This on either a mains or lighting ring https://www.screwfix.com/p/vent-axia-17108010-200mm-inline-extractor-fan-220-240v/814ht or the smaller 48w version.

I'm being told that all fixed appliances need one. is this not the case.

they are one of the best trade suppliers in the country, I would have hoped they knew their stuff.

I've had all kinds of mixed messages about this.

I'm using zq2mmt

I have a ring main in the crawlspace that feeds a power shower on the floor below which I was going to patch it in. it's only 48w

I want to upgrade my ventilation system to be controlled by my home automation server running Home Assistant, but I've been told that I must use fused spurs for the extraction system. has anyone heard anything about this product...