monitor

I really need help finding this cartridge. I am unable to find anything about it. I know it's a Delta and says Temperature Monitor on it. I really don't want to have to replace the entire thing. It's in a tiled shower on an outside wall. Not sure why anyone would ever do that. Please help and...

I live in a condo that was built in 1995 and this is the original bath valve. The faucet has an intermittent drip so I am wondering if replacing the cartridge will fix it. I just replaced the faucet because the diverter broke and had my fingers crossed that it might miraculously stop the drip...

A small coaxially vented propane heater has power, will "click on" when the control knob is turned to "Run." The burner is working properly (gas is turned on and a full flame seen through the viewing window), but the fan never turns on. I _think_ I even hear a faint click after a minute or so --...