
Anti-siphon device on outside faucets? - InterNACHI®️ Forum
Apr 2, 2006 · In California, my last two homes had those pesky anti-siphon adapters permanently mounted on each outdoor faucet. They are supposed to prevent water from flowing backward if the city water pressure were to suddenly drop. The backflow could supposedly lead to contamination of the water supply. These one way valves always leak and if you turn off the faucet while the garden hose is pressurized ...
Rubber hose at drain in kitchen sink - InterNACHI®️ Forum
Mar 18, 2023 · Hi, I need to get data about using at sink drain in kitchen a rubber hose fixed with clamps on the fittings. Can anyone tell me if this is a 4 Point Inspection issue or just a Home Inspection? I put another picture but now I have this confusion. I’m not talking about the flexible light gray hose which is of course attached to the dishwasher. I am talking about the rubber hose which is used ...
Grounding to a hose bib? - InterNACHI®️ Forum
Aug 14, 2014 · I’m seeing this as a common practice in one rural community I’m doing some inspections in. I have not seen this in other areas as of yet. Is this practice safe? Is it a code violation? In this particular case, both the satellite dish and phone were grounded/bonded to the hose bib. Thanks guys.
S Traps Okay? - Plumbing Inspections - InterNACHI®️ Forum
Dec 12, 2014 · S-Traps are no longer allowed as they can syphon out the p-trap. Do these two drains meet under the base of the cabinet or in the basement? yeah, I provide my clients with a graphic that show them how to correct an S-trap, and explain to them why.
Does PEX work with the TPR valve? - InterNACHI®️ Forum
Aug 19, 2023 · In your case, no, because it looks like it is reduced to 1/2" pipe. It needs to be 3/4 all the way through, and the pex fitting for 3/4"line is actually about 5/8", so even a 3/4" pipe may not meet code
How many hose bibbs on a new home? - InterNACHI®️ Forum
Apr 29, 2008 · Where can I find the requirement for the number of hose bibbs needed on a new home? Did one yesterday, 2,800 sq. ft., and only one hose bibb. Many thanks.
dielectric union - Plumbing Inspections - InterNACHI®️ Forum
Jan 22, 2008 · A dielectric union is designed to break the electrical contact between two dissimilar metals (to prevent galvanic corrosion). Most of the flexible copper connector hoses on water heaters have a plastic washer that acts as a dielectric union. Dielectric unions are used anyplace where a copper pipe connects to a galvanized steel pipe.
Replace flex gas line connectors? - InterNACHI®️ Forum
Jan 3, 2010 · 2006 IRC says: G2422.1.2 (411.1.3) Connector installation. Appliance fuel connectors shall be installed in accordance with the manufacturer’s
White Powder on Furnace Vent - InterNACHI®️ Forum
Jul 1, 2022 · What exactly is this white powder on the furnace vent? It is combustion by product? There was an opening where a rivet or screw went. Some staining around tape. Didn’t see any signs of rusting or damage elsewhere. 1999 goodman furnace.
Liquid line or suction line confusion! - InterNACHI®️ Forum
Nov 15, 2019 · Hello, I’m reaching out to the community to help clear something up for me! I’m currently reviewing the HVAC specifically air conditioning. So I understand that the liquid refrigerant flows into the expansion device then into the evaporator coil where it then boils and vaporizes and receives heat from the interior air. Afterwards the heated vapor then moves to the compressor and condenser ...