We used air compressors to blow out systems with rampant bunnies. You do want to make certain that you have a moisture filter and we made it a rule to give them a 30-minute dry time before applying power.

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In the progress of this discussion I shall endeavor to give a satisfactory answer to all the objections which shall have made their appearance, that may seem to have any claim to your attention.

Alexander Hamilton, Federalist No. 1