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21-0019 BACHARACH FILTER PAPER The oil burner industry's standard smoke test method. Smoke reading obtained by pumping smoke sample through filter paper and comparing with 10 shades on the smoke scale to check the burner efficiency. Complete with smoke scale and package of filter paper (40 strips). (this posting is the responsibility of the poster) |
Mamie_Hull@dfwind.com (Mamie Hull) for more information. All emails will be forwarded to the poster's actual email address.
