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For Residential Electric Water Heaters, is there a maximum Kw rating for for the different capacities? ie 6 USGal Max Kw = 1.5 12 USGal Max Kw = ? 20 USGal Max Kw = ? 30 USGal Max Kw = ? 40 USGal Max Kw = ? 120 USGal Max Kw = ?

Mr. Hydrae, how can oxygen or air enter into the system if both the piping and the tank are air-tight? If the gas tanks were not air tight then all the gas would leak out.

There are two types of expansion joints 1) Building expansion joint usually on big building. This expansion is very easy because it is given in the structure calculations 2) For you to calculate the expansion of a pipe you need two things: TEMPERATURE DIFFERENCE AND COEFICIENT OF EXPANSION OF...

I have the following situation: There are 3 LPG Gas Tanks 2000 Liters (530 Gallons) each supplying a restaurant in a big Housing complex. There is an external underground valve box right outside the restaurant, before going inside the building, having the following valves etc. 1)Solenoid...

You use fixture units count only if you do individual buildings. However if you are dealing with city sewer or big housing complex you use a different uproach. If you use the fixture count method you will double or triple the amount you are suppose to get because the diversity factor between the...

I am Working here in Riyadh, Saudi Arabia. I do not think they have any code here. Even if they have one it would be no good to me, since everything is in Arabic

I have the following situation: There are 3 LPG Gas Tanks 2000 Liters (530 Gallons) each supplying a restaurant in a big Housing complex. There is an external underground valve box right outside the restaurant, before going inside the building, having the following valves etc. 1)Solenoid...