flow meters

Reliable HVAC performance starts with proper flow balance. Whether you're commissioning a new hydronic installation or troubleshooting an existing system, the right flow control tools help verify flow rates, support efficient operation and keep systems running as designed. Blackhawk Supply has a wide selection of HVAC flow control valves for sale to help contractors optimize system performance. From verifying flow rates to advanced diagnostic testing, our collection includes the specialized tools professionals rely on to complete critical tasks.

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Dwyer VFA-32-SSV Flowmeter | range 6-50 cc/min water. | Blackhawk Supply

VFA-32-SSV | Flowmeter | range 6-50 cc / min water. | Dwyer

Brand: Dwyer

SKU: VFA-32-SSV

Dwyer VFA-22-EC-SS Flowmeter | range .15-1 LPM air. | Blackhawk Supply

VFA-22-EC-SS | Flowmeter | range .15-1 LPM air. | Dwyer

Brand: Dwyer

SKU: VFA-22-EC-SS

Dwyer RMB-84 Flowmeter | range 4-40 GPH water. | Blackhawk Supply

RMB-84 | Flowmeter | range 4-40 GPH water. | Dwyer

Brand: Dwyer

SKU: RMB-84

Dwyer MMA-36 Flowmeter | range 10-150 cc/min water. | Blackhawk Supply

MMA-36 | Flowmeter | range 10-150 cc / min water. | Dwyer

Brand: Dwyer

SKU: MMA-36

Dwyer MMF-2 Flowmeter | range .2-2 SCFH air. | Blackhawk Supply

MMF-2 | Flowmeter | range .2-2 SCFH air. | Dwyer

Brand: Dwyer

SKU: MMF-2

Dwyer VFA-24-BV Flowmeter | range 1-10 LPM air. | Blackhawk Supply

VFA-24-BV | Flowmeter | range 1-10 LPM air. | Dwyer

Brand: Dwyer

SKU: VFA-24-BV

Dwyer VFA-4-BV Flowmeter | range 1-10 SCFH air. | Blackhawk Supply

VFA-4-BV | Flowmeter | range 1-10 SCFH air. | Dwyer

Brand: Dwyer

SKU: VFA-4-BV

Dwyer VFA-3-EC Flowmeter | range .6-5 SCFH air. | Blackhawk Supply

VFA-3-EC | Flowmeter | range .6-5 SCFH air. | Dwyer

Brand: Dwyer

SKU: VFA-3-EC

Dwyer UV-4112 Polysulfone flowmeter | range 3.0-30.0 GPM (12-112 LPM) water. | Blackhawk Supply

UV-4112 | Polysulfone flowmeter | range 3.0-30.0 GPM (12-112 LPM) water. | Dwyer

Brand: Dwyer

SKU: UV-4112

Dwyer VFA-1-EC-SS Flowmeter | range .1-1 SCFH air. | Blackhawk Supply

VFA-1-EC-SS | Flowmeter | range .1-1 SCFH air. | Dwyer

Brand: Dwyer

SKU: VFA-1-EC-SS

Dwyer VFA-24 Flowmeter | range 1-10 LPM air. | Blackhawk Supply

VFA-24 | Flowmeter | range 1-10 LPM air. | Dwyer

Brand: Dwyer

SKU: VFA-24

Jomar 103-403G S-301G | 1/2" | Gate Valve | Non-rising Stem | Solder Connection | 200 WOG | Blackhawk Supply

103-403G | S-301G | 1 / 2" | Gate Valve | Non-rising Stem | Solder Connection | 200 WOG | Jomar

Brand: Jomar

SKU: 103-403G

Jomar 103-306 T-301 | 1-1/4" | Regular Brass Gate Valve | Non-rising Stem | Threaded Connection | 200 WOG | Blackhawk Supply

103-306 | T-301 | 1-1 / 4" | Regular Brass Gate Valve | Non-rising Stem | Threaded Connection | 200 WOG | Jomar

Brand: Jomar

SKU: 103-306

Dwyer DS-300-2-1/2 Flow sensor | 2-1/2" pipe size. | Blackhawk Supply

DS-300-2-1 / 2 | Flow sensor | 2-1 / 2" pipe size. | Dwyer

Brand: Dwyer

SKU: DS-300-2-1/2

Dwyer RMC-122 Flowmeter | range 2-20 SCFM air. | Blackhawk Supply

RMC-122 | Flowmeter | range 2-20 SCFM air. | Dwyer

Brand: Dwyer

SKU: RMC-122

Dwyer WMT2-B-C-10-1 3/4" BSPT (20mm)brass multi-jet water meter (m3/h) | with pulse output | 1 L/pulse. | Blackhawk Supply

WMT2-B-C-10-1 | 3 / 4" BSPT (20mm)brass multi-jet water meter (m3 / h) | with pulse output | 1 L / pulse. | Dwyer

Brand: Dwyer

SKU: WMT2-B-C-10-1

Dwyer RMC-142 Flowmeter | range .2-2.2 GPM water. | Blackhawk Supply

RMC-142 | Flowmeter | range .2-2.2 GPM water. | Dwyer

Brand: Dwyer

SKU: RMC-142

Dwyer RMA-23-TMV Flowmeter | range 5-50 LPM air. | Blackhawk Supply

RMA-23-TMV | Flowmeter | range 5-50 LPM air. | Dwyer

Brand: Dwyer

SKU: RMA-23-TMV

Dwyer LFMD-10-C2 Polycarbonate flowmeter | range 0.8-8 GPM (3-30 LPM) water | 3/4" male NPT | 316 SS float. | Blackhawk Supply

LFMD-10-C2 | Polycarbonate flowmeter | range 0.8-8 GPM (3-30 LPM) water | 3 / 4" male NPT | 316 SS float. | Dwyer

Brand: Dwyer

SKU: LFMD-10-C2

Midland Metal Mfg. MFC38N 3/8 FNPT 0-8GPM PRSR COMP FLOW CONTROL | Blackhawk Supply

MFC38N | 3 / 8 FNPT 0-8GPM PRSR COMP FLOW CONTROL | Midland Metal Mfg.

Brand: Midland Metal Mfg.

SKU: MFC38N

Dwyer VFA-26-EC Flowmeter | range 6-50 LPM air. | Blackhawk Supply

VFA-26-EC | Flowmeter | range 6-50 LPM air. | Dwyer

Brand: Dwyer

SKU: VFA-26-EC

Dwyer PFT-IAN-S111-S Insertion paddlewheel flow sensor | 4-20 mA output | 316SS body | 1-1/2" NPT connection | FKM seals | tungsten-carbide shaft | PTFE bearing. | Blackhawk Supply

PFT-IAN-S111-S | Insertion paddlewheel flow sensor | 4-20 mA output | 316SS body | 1-1 / 2" NPT connection | FKM seals | tungsten-carbide shaft | PTFE bearing. | Dwyer

Brand: Dwyer

SKU: PFT-IAN-S111-S

Dwyer DTFO-1B-4O Range 0-4 gpm oil | 1/4" npt | brass body | Blackhawk Supply

DTFO-1B-4O | Range 0-4 gpm oil | 1 / 4" npt | brass body | Dwyer

Brand: Dwyer

SKU: DTFO-1B-4O

Dwyer WNT-A-C-05-1 Multi-Jet water meter | 3/4" x 1" pipe size | NSF Certified | brass body with 1 gal pulse output. | Blackhawk Supply

WNT-A-C-05-1 | Multi-Jet water meter | 3 / 4" x 1" pipe size | NSF Certified | brass body with 1 gal pulse output. | Dwyer

Brand: Dwyer

SKU: WNT-A-C-05-1

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Siemens SKD62U Flowrite Electro-Hydraulic Actuator, 24Vac, Proportional, SR, 3/4" Stroke | Blackhawk Supply

SKD62U | Flowrite Electro-Hydraulic Actuator, 24Vac, Proportional, SR, 3/4" Stroke | Siemens

Brand: Siemens

SKU: SKD62U

Belimo B220+LF120 US CCV | 0.75" | 2 Way | 14 Cv | w/ Spg Rtn | 120V | On/Off | Blackhawk Supply

B220+LF120 US | CCV | 0.75" | 2 Way | 14 Cv | w/ Spg Rtn | 120V | On/Off | Belimo

Brand: Belimo

SKU: B220+LF120 US

iO HVAC Controls iO-TWIN iO HVAC Controls iO-TWIN Universal Twinning and Paralleling Kit | Blackhawk Supply

iO-TWIN | iO HVAC Controls iO-TWIN Universal Twinning and Paralleling Kit | iO HVAC Controls

Brand: iO HVAC Controls

SKU: iO-TWIN

Belimo GMB24-SR Damper Actuator | 360 in-lb | Non-Spg Rtn | 24V | Modulating | Blackhawk Supply

GMB24-SR | Damper Actuator | 360 in-lb | Non-Spg Rtn | 24V | Modulating | Belimo

Brand: Belimo

SKU: GMB24-SR

Belimo LRB24-3 Valve Actuator | Non-Spg | 24V | On/Off/Floating Point | Blackhawk Supply

LRB24-3 | Valve Actuator | Non-Spg | 24V | On/Off/Floating Point | Belimo

Brand: Belimo

SKU: LRB24-3

Belimo AMB24-SR Damper Actuator | 180 in-lb | Non-Spg Rtn | 24V | Modulating | Blackhawk Supply

AMB24-SR | Damper Actuator | 180 in-lb | Non-Spg Rtn | 24V | Modulating | Belimo

Brand: Belimo

SKU: AMB24-SR

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