Andrew Vida wrote: > > > David E. Smucker wrote: >> Typical in house pressure is 6 to 7 inches of water. Delivery >> pressure varies but might be 5 to 10 psi. Most commerical would be >> the same. Industrial pressure on the other hand, can be much higher. > > You sure about this? I thought it was 3 to 5# tops. Or 3 to 5 oz. <sheepish grin>