Perhaps most well-known is our Magnehelic gage, which has been an industry standard since its introduction in 1953.
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DWYER:RHP-2S11
SKU: DWYER:RHP-2S11
DWYER:HS-311
SKU: DWYER:HS-311
DWYER:RHU-R008
SKU: DWYER:RHU-R008
DWYER:WHT-311
SKU: DWYER:WHT-311
DWYER:RHP-2O20
SKU: DWYER:RHP-2O20
DWYER:DS-300-10
SKU: DWYER:DS-300-10