-----Original Message-----
From: Gallagher, Frank J <Frank.Gallagher@qwest.com>
>i don't know about protecting the hose, but I look at it as cheap insurance
>against the internal regulator failure. It saves wear and tear on the
>faucets and plumbing, too. I have heard from more than one source that the
>water pressure out west can exceed 110 lbs - why take a chance? Installing
>an in-line filter helps,too as it will prevent any sediment from
>acculmulating in your tanks and pipes.
 

My problem with two pressure regulators in series is that when I did that it
lowered the pressure in the trailer to an unacceptable level. I do agree
with the in-line filter and do have one.
 

Sincerely,

Pete
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Peter K. Kaiser
Thornhill, Ontario
http://members.home.com/pkaiser