Recent content by herewego

Yes, I am Aussie, living on the Land Downunder. Thanks for the answers. Much appreciated. A friend dropped in with one today that is almost exact. It will let me experiment. It looks like it has come from a Physics Lab. Made from brass, can screw on to a tap and has "pushfit" hose coupling...

After POSTING, further searching turned up the Grundfos Thermal Bypass Valve Product code and some suppliers. It will allow me to do some design testing but I hope I can identify a more suitable passive (thermal) device with only 3 ports. So far this Grundfos device is the only passive...

I want to find a Venturi that can be made into a water pump. How & why? By connecting a hose (domestic garden water pressure) to the Venturi inlet, with the Venturi suction port into a bucket of water (fertiliser mix) I turn the hose on and it can deliver the water (mixed with some...

Grundfos web shows an undersink, Thermal bypass Valve as part of their Comfort Pump. I want to locate the manufacturer of the valve (or a manufacturer of similar thermal valve. (I wish to purchase valve only. Not the packaged Comfort Pump complete with) Can you assist? Note- the valve that...