Perhaps most well-known is our Magnehelic gage, which has been an industry standard since its introduction in 1953.
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DWYER:1950-10-2F
SKU: DWYER:1950-10-2F
DWYER:1950-1-2F
SKU: DWYER:1950-1-2F
DWYER:1950-20-2F
SKU: DWYER:1950-20-2F
DWYER:1950-5-2F
SKU: DWYER:1950-5-2F
DWYER:DS-300-3
SKU: DWYER:DS-300-3
DWYER:166T
SKU: DWYER:166T
DWYER:12AD0
SKU: DWYER:12AD0
DWYER:DPG-103
SKU: DWYER:DPG-103