california

I'm trying to find in the UPC the right section to deal with a step or drop in a standard 4" sewer line, where the usual 1/4" per foot can't be maintained. I'm aware that making the entire line sloped steeper can cause problems with solids, but that a drop can solve the problem. What's the...

Hi there; I have a planned remodel, with a bathroom and kitchen in close proximity, each of which will need a vent. This is in California, so the California Mechanical Code (IAMPO UMC based) and California Residential Code (CRC) apply, along with the local energy code. Question 1: I know that...

When did the code change to require bonding hot, cold & gas on a hot water heater? Which code cycle? I need to address an issue if a given water heater without bonding was legally installed such at the time -- in California. I know CEC 250.104(B) is part of it, and the date is at least 2011.

Hi everyone, Thanks for all the knowledge on this forum! I love browsing and learning here. I am getting ready to replace my old gas water heater with a new heat pump water heater. The water heater is in the garage with no floor drain and with no access to an exterior wall. Therefore, I'm...

Hello, The thermostatic shower trim (and also sink wall-mounted faucet) I’m interested in come with the option for 1/2” or 3/4” NPT roughs/valves. Since California requires max 1.8 GPM for showers plus only one-function at a time diverting, would the 1/2” rough be sufficient? Is there any...

I live in San Diego, CA, and I'd like to replace the water supply line between our water meter and house. The current setup is pretty simple: there's a 1" copper pipe covering the 20' span through the middle of the front yard in a straight line, and it doesn't pass under any hardscape. It's...