![Water pressure issue - testing from main line shows 85 psi when all faucets are closed but when faucets are running the pressure drops to 20 psi...what could be the problem? is Water pressure issue - testing from main line shows 85 psi when all faucets are closed but when faucets are running the pressure drops to 20 psi...what could be the problem? is](https://preview.redd.it/water-pressure-issue-testing-from-main-line-shows-85-psi-v0-f813cb9ppbwa1.jpg?width=640&crop=smart&auto=webp&s=b88f8790819129f6957a308063a3207ae89b59ee)
Water pressure issue - testing from main line shows 85 psi when all faucets are closed but when faucets are running the pressure drops to 20 psi...what could be the problem? is
What is the average home's water pressure in terms of PSI? Is there any way to measure this without testing equipment? - Quora
![Fockety Water Pressure Gauge, 0 to 200psi 0 to 14bar Universal 3/4 Female Hose Thread Water Pressure Test Gauge, Water Pessure Gauge for Home for Measuring Pressure of Liquid, Steam, Gas : Fockety Water Pressure Gauge, 0 to 200psi 0 to 14bar Universal 3/4 Female Hose Thread Water Pressure Test Gauge, Water Pessure Gauge for Home for Measuring Pressure of Liquid, Steam, Gas :](https://m.media-amazon.com/images/I/61T9HC6otwL._AC_UF350,350_QL80_.jpg)
Fockety Water Pressure Gauge, 0 to 200psi 0 to 14bar Universal 3/4 Female Hose Thread Water Pressure Test Gauge, Water Pessure Gauge for Home for Measuring Pressure of Liquid, Steam, Gas :
![plumbing - Can I use a gauge designed for measuring air pressure to measure water pressure? - Home Improvement Stack Exchange plumbing - Can I use a gauge designed for measuring air pressure to measure water pressure? - Home Improvement Stack Exchange](https://i.stack.imgur.com/guJEum.jpg)