CleanAir Critical Orifice Set or Individual Critical Orifice
$181.00 – $945.36
Critical Orifice Set or Individual Critical Orifice |
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![]() To be used as a dry gas meter calibration reference, the Clean Air Express Critical orifice offers 1/2″ brass quick connects with an internal synthetic sapphire orifice disk. A set contains five orifices ranging from 10- 34 LPM, as prescribed in EPA Method 5. Each set comes complete with a dust-proof/moisture proof lifetime guaranteed carrying case. Individual calibration sheets are also included. For more information on this method, please visit the EPA’s CFR 40 website. |
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