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    Dwyer

    Perhaps most well-known is our Magnehelic gage, which has been an industry standard since its introduction in 1953.

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    Picture of 0-.25WC DIFF PRESSURE SWITCH

    0-.25WC DIFF PRESSURE SWITCH

    DWYER:DH3-002
    SKU: DWYER:DH3-002
    $0.00
    Product Availability: Out of stock
    Picture of 0-0.25WC DIFF PRES FACT CALIB

    0-0.25WC DIFF PRES FACT CALIB

    DWYER:DH3-002-FC
    SKU: DWYER:DH3-002-FC
    $0.00
    Product Availability: Out of stock
    Picture of 0-0.25WC DIFF PRES CALIB CERT

    0-0.25WC DIFF PRES CALIB CERT

    DWYER:DH3-002-NIST
    SKU: DWYER:DH3-002-NIST
    $0.00
    Product Availability: Out of stock
    Picture of 0-3WC PHOTOHELIC #SW W/TRANSM

    0-3WC PHOTOHELIC #SW W/TRANSM

    DWYER:DH3-006
    SKU: DWYER:DH3-006
    $0.00
    Product Availability: Out of stock
    Picture of 0-100WC DIGIHELIC PRESDIFCNTL

    0-100WC DIGIHELIC PRESDIFCNTL

    DWYER:DH3-011
    SKU: DWYER:DH3-011
    $0.00
    Product Availability: Out of stock
    Picture of DIGIHELIC DIFF #CNT .25-0-.25

    DIGIHELIC DIFF #CNT .25-0-.25

    DWYER:DH3-013
    SKU: DWYER:DH3-013
    $0.00
    Product Availability: Out of stock
    Picture of TIMER CONTROLLER BOARD

    TIMER CONTROLLER BOARD

    DWYER:DCT510A-L-SC
    SKU: DWYER:DCT510A-L-SC
    $0.00
    Product Availability: Out of stock
    Picture of HYDRONIC METER KIT

    HYDRONIC METER KIT

    DWYER:490A-1-HKIT
    SKU: DWYER:490A-1-HKIT
    $0.00
    Product Availability: Out of stock
    Picture of 0-100# DIGITAL MANOMETER W/COC

    0-100# DIGITAL MANOMETER W/COC

    DWYER:477AV-7-COC
    SKU: DWYER:477AV-7-COC
    $0.00
    Product Availability: Out of stock
    Picture of RED GREEN RED GAUGE

    RED GREEN RED GAUGE

    DWYER:3015-WP-R-G-R
    SKU: DWYER:3015-WP-R-G-R
    $0.00
    Product Availability: Out of stock
    Picture of 2 3W 3/15# PNEU CNTL VALVE

    2 3W 3/15# PNEU CNTL VALVE

    DWYER:3005WA32-231
    SKU: DWYER:3005WA32-231
    $0.00
    Product Availability: Out of stock
    Picture of 0-2 PHOTOHELIC SWITCH/GAGE SS

    0-2 PHOTOHELIC SWITCH/GAGE SS

    DWYER:3002MR-SS
    SKU: DWYER:3002MR-SS
    $0.00
    Product Availability: Out of stock
    Picture of 0/.5WC PHOTOHELIC # SW/GAGE

    0/.5WC PHOTOHELIC # SW/GAGE

    DWYER:3000-0
    SKU: DWYER:3000-0
    $0.00
    Product Availability: Out of stock
    Picture of DIFF PRESS GAGE 0-5 W.C.

    DIFF PRESS GAGE 0-5 W.C.

    DWYER:2005-HA
    SKU: DWYER:2005-HA
    $0.00
    Product Availability: Out of stock
    Picture of 2W 1 1/2NPT PUSH-TO-CLOSE

    2W 1 1/2NPT PUSH-TO-CLOSE

    DWYER:2004VA32-231
    SKU: DWYER:2004VA32-231
    $0.00
    Product Availability: Out of stock
    Picture of 0-3 MAGNEHELIC HIGH ACCURACY

    0-3 MAGNEHELIC HIGH ACCURACY

    DWYER:2003-HA
    SKU: DWYER:2003-HA
    $0.00
    Product Availability: Out of stock
    Picture of 4-75# SPDT NEMA4 S.S. PRESSW

    4-75# SPDT NEMA4 S.S. PRESSW

    DWYER:A1F-PC-SS-1-2
    SKU: DWYER:A1F-PC-SS-1-2
    $0.00
    Product Availability: Out of stock
    Picture of 8-225# SPDT 316SS PRESS SWT

    8-225# SPDT 316SS PRESS SWT

    DWYER:A1F-PC-SS-1-3
    SKU: DWYER:A1F-PC-SS-1-3
    $0.00
    Product Availability: Out of stock
    Picture of 16-450# 316SS PRESSURE SWITCH

    16-450# 316SS PRESSURE SWITCH

    DWYER:A1F-PC-SS-1-4
    SKU: DWYER:A1F-PC-SS-1-4
    $0.00
    Product Availability: Out of stock
    Picture of 0/.5 PHOTOHELIC W/REMOTERELAY

    0/.5 PHOTOHELIC W/REMOTERELAY

    DWYER:A3000-0-RMR
    SKU: DWYER:A3000-0-RMR
    $0.00
    Product Availability: Out of stock
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