They automatically mix the correct amount of hot water coming out of the water heater with cold water to help maintain a safe water temperature for washing and showering.
Water jacketed tube heater thermostatic mixing valve.
This is because most of the thermostats on storage type water heaters are located near the bottom of the tank to sense the incoming cold water.
Mixing valves adjust the temperature of the water that comes out of the hot water heater before it reaches the faucet.
This article gives the allowable limits set on hot water temperatures for hot water used in buildings and compares regulations in various countries.
Thermostatic mixing valve for point of source 3 4 100 140 f water temperature adjustable for anti scald lead free brass 3 4 sweat fittings integral check valves temlock.
It blends hot and cold water to automatically maintain a set outlet temperature.
Mixing valves for shower and eye wash stations.
Often used in tubing systems with low flow drinking water faucets and fixtures this valve meets nsf ansi 61 and has compression fittings that bite down on hard metal and plastic tubing for a secure seal.
The new heatguard multiflex thermostatic mixing valve by cash acme.
Each thermostatic mixing valve is tested for function safety and performance before leaving our factory.
By doing that it will kill legionella.
These valves can also be used for re circulation systems to maintain domestic hot water supply temperatures at levels temperatures above 55c 131f that prevent the growth of harmful bacteria such as legionella.
You can then set the water temperature lower in the thermostatic valve to ensure everyone is safe from scalding.
And canadian plumbing codes.
Hot water temperature code laws regulations listed by authority country state or province.
We also include code citations and temperature limits by individual u s.
Fitting a thermostatic mixing valve in the hot water line from your water heater will allow you to keep the water heater temperature up to 120 f or slightly above.
Cash acme temperature mixing valves are manufactured according to iso 9001 standard asse iapmo cas fully certified and come preset at 120 f to fit standard u s.
Water heaters should have their temperatures turned up and they a temperature actuated mixing valve should be provided on the outlet piping of the water heater.
The use of thermostatic mixing valves helps ensure the selected mixed water temperature at the point of delivery to the fixture.