Dwyer Mark II Manometer Installation Part 1

Dwyer Mark II Manometer Part 1 Installation for Anthracite Coal Stove. Measure draft on stove, furnaces, and boilers.
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Established 1946

[@rzrscott7355]

Where do you buy the piece that goes into the stove to measure the draft ? I have the exact device your using but not that piece ...

[@utopianfix9106]

Filled it flat on bench and it pissed all over the place. Not clear at all. Needs to be installed on wall prior to installing.