Nothing better or more green than reusing and repurposing... to me that is really green living.

So... Spray foamers... do you have to clean out lines with extra spraying?

What I would do is deliver water tanks that need insulation to a spray company or their sites.. and have them
spray leftover to insulate... making low cost solar storage.

aj

From my spray foam days, we never cleaned our lines out, it created problems with the chemicals building scale in the lines. Cleaned the gun only