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Proven Products - Nationwide Delivery

DEMA Engineering

DEMA pioneered dilution control systems by introducing the first slide-bar faucet proportioner in 1956.  They now provide one of the largest ranges of chemical dosing and fluid control products in the global market. 

DEMA offers a full line of proven quality built fluid control devices, components, and systems to handle different fluid types, pressures, and applications. Their expertise in machining and casting fluid control devices is the backbone of their business and has built their reputation in manufacturing and process engineering markets.

  • DEMA Metering Tip - Gray

    DEMA
    UWS Part #: DE-100.15.13
    MSRP: $0.93
    MSRP: $0.93 - MSRP: $0.93
    MSRP: $0.93
    UWS Price: $0.93

    DEMA standard metering tip for injectors with 1/4" barbs.  See metering tip chart for dilution ratios for water-thin (1 CPS) products.  Set accordi...

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    MSRP: $0.93
    MSRP: $0.93 - MSRP: $0.93
    MSRP: $0.93
    UWS Price: $0.93
  • DEMA Metering Tip - Purple

    DEMA
    UWS Part #: DE-100.15.12
    MSRP: $0.93
    MSRP: $0.93 - MSRP: $0.93
    MSRP: $0.93
    UWS Price: $0.93

    DEMA standard metering tip for injectors with 1/4" barbs.  See metering tip chart for dilution ratios for water-thin (1 CPS) products.  Set accordi...

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    MSRP: $0.93
    MSRP: $0.93 - MSRP: $0.93
    MSRP: $0.93
    UWS Price: $0.93
  • DEMA Polyethylene Foot Valve (Use for Quats/Solvents)

    DEMA
    UWS Part #: DE-100.11PCVX
    MSRP: $5.88
    MSRP: $5.88 - MSRP: $5.88
    MSRP: $5.88
    UWS Price: $5.88

    Polyethylene foot valve by DEMA.  Features teflon ball, Hastelloy spring, and Viton O-Ring, An initial check strainer serves to filter debris befor...

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    MSRP: $5.88
    MSRP: $5.88 - MSRP: $5.88
    MSRP: $5.88
    UWS Price: $5.88
  • DEMA Brass High Pressure Solenoid Valve, SS Piston, Normally Open, 3/8" 1200 PSI PTFE, 120VAC Coil

    DEMA
    UWS Part #: DE-O453S.6
    MSRP: $183.95
    MSRP: $183.95 - MSRP: $183.95
    MSRP: $183.95
    UWS Price: $156.36

    DEMA Brass Pilot-Piston solenoid valve for high-pressure applications. FEATURES: 120 VAC Coil 3/8" NPT Inlet and Outlet 1200 PSI Max Brass Body St...

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    MSRP: $183.95
    MSRP: $183.95 - MSRP: $183.95
    MSRP: $183.95
    UWS Price: $156.36
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  • DEMA Brass High Pressure Solenoid Valve, SS Piston, Normally Open, 3/8" 1200 PSI PTFE, 12VDC Coil

    DEMA
    UWS Part #: DE-O453S.2
    MSRP: $188.53
    MSRP: $188.53 - MSRP: $188.53
    MSRP: $188.53
    UWS Price: $160.25

    DEMA Brass Pilot-Piston solenoid valve for high-pressure applications. FEATURES: 12 VDC Coil 3/8" NPT Inlet and Outlet 1200 PSI Max Brass Body Sta...

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    MSRP: $188.53
    MSRP: $188.53 - MSRP: $188.53
    MSRP: $188.53
    UWS Price: $160.25
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  • DEMA Normally Open Solenoid Coil Assembly, #2 Valves, 24VAC 50-60 Hz

    DEMA
    UWS Part #: DE-O41.9.2.3
    MSRP: $27.26
    MSRP: $27.26 - MSRP: $27.26
    MSRP: $27.26
    UWS Price: $27.26

    Replacement DEMA Solenoid Valve Coil, 24 VAC.

    MSRP: $27.26
    MSRP: $27.26 - MSRP: $27.26
    MSRP: $27.26
    UWS Price: $27.26
  • DEMA Inlet Barb, 1/4" w/ O-Ring

    DEMA
    UWS Part #: DE-63.79
    MSRP: $2.54
    MSRP: $2.54 - MSRP: $2.54
    MSRP: $2.54
    UWS Price: $2.54

    DEMA right-angle inlet barb for dispenser and proportioners.  1/4" NPT fitting with o-ring.

    MSRP: $2.54
    MSRP: $2.54 - MSRP: $2.54
    MSRP: $2.54
    UWS Price: $2.54
  • DEMA Mixrite Proportioner, 0.4 - 4.0% (25:1 - 250:1), 11 GPM, Aflas Seals, Hastelloy Springs

    DEMA
    UWS Part #: DE-572CW
    MSRP: $486.02
    MSRP: $486.02 - MSRP: $486.02
    MSRP: $486.02
    UWS Price: $413.12

    MSRP: $486.02
    MSRP: $486.02 - MSRP: $486.02
    MSRP: $486.02
    UWS Price: $413.12
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  • DEMA Brass Manifold Valve, 5 Station, Non-Metering, NC, 1/4" NPT, 120 VAC DIN Coil

    DEMA
    UWS Part #: DE-492M5.8.6D
    MSRP: $272.77
    MSRP: $272.77 - MSRP: $272.77
    MSRP: $272.77
    UWS Price: $259.13

    The 492M is a mini diaphragm manifold valve featuring 1/4” inlets and outlets in a brass body.  This model is configured as follows: 5 station man...

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    MSRP: $272.77
    MSRP: $272.77 - MSRP: $272.77
    MSRP: $272.77
    UWS Price: $259.13
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  • DEMA Brass Diaphragm Solenoid Valve, Normally Closed, 3/8" 125 PSI EPDM 12VDC Coil

    DEMA
    UWS Part #: DE-443P.2
    MSRP: $53.12
    MSRP: $53.12 - MSRP: $53.12
    MSRP: $53.12
    UWS Price: $45.15

    DEMA Brass diaphragm solenoid valve for low-pressure applications. FEATURES: 12 VDC Coil 3/8" NPT Inlet and Outlet 125 PSI Max Brass Body EPDM Se...

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    MSRP: $53.12
    MSRP: $53.12 - MSRP: $53.12
    MSRP: $53.12
    UWS Price: $45.15
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  • DEMA Junction Box Coil Assembly 24VAC/50-60 Hz

    DEMA
    UWS Part #: DE-41.9.2.3
    MSRP: $27.26
    MSRP: $27.26 - MSRP: $27.26
    MSRP: $27.26
    UWS Price: $27.26

    Replacement DEMA Solenoid Valve Coil, 24 VAC.

    MSRP: $27.26
    MSRP: $27.26 - MSRP: $27.26
    MSRP: $27.26
    UWS Price: $27.26
  • DEMA DIN Connector And Power Cord Assembly 24"

    DEMA
    UWS Part #: DE-41.77.100110.24.US
    MSRP: $12.09
    MSRP: $12.09 - MSRP: $12.09
    MSRP: $12.09
    UWS Price: $12.09

    MSRP: $12.09
    MSRP: $12.09 - MSRP: $12.09
    MSRP: $12.09
    UWS Price: $12.09
  • DEMA Solenoid Valve Repair Kit - A414P

    DEMA
    UWS Part #: DE-41.28
    MSRP: $17.05
    MSRP: $17.05 - MSRP: $17.05
    MSRP: $17.05
    UWS Price: $17.05

    This kit contains the parts to repair and overhaul DEMA Solenoid Valves A414P.

    MSRP: $17.05
    MSRP: $17.05 - MSRP: $17.05
    MSRP: $17.05
    UWS Price: $17.05
  • DEMA Mixrite 500 Series Spring Kit

    DEMA
    UWS Part #: DE-36000000191
    MSRP: $19.54
    MSRP: $19.54 - MSRP: $19.54
    MSRP: $19.54
    UWS Price: $19.54

    DEMA Mixrite 500 Series Spring Kit

    MSRP: $19.54
    MSRP: $19.54 - MSRP: $19.54
    MSRP: $19.54
    UWS Price: $19.54
  • DEMA 221 Series .161 Dual Barb Rocket Injector Repair Kit

    DEMA
    UWS Part #: DE-22.161
    MSRP: $35.71
    MSRP: $35.71 - MSRP: $35.71
    MSRP: $35.71
    UWS Price: $35.71

    DEMA Rocket Injector repair kits include the barbs, check valves, seals, screws, and orifice required to rebuild the corresponding Rocket injector.

    MSRP: $35.71
    MSRP: $35.71 - MSRP: $35.71
    MSRP: $35.71
    UWS Price: $35.71
  • DEMA Rocket Single Barb (.057 Nozzle) Injector Assy. Red, 1.1 GPM

    DEMA
    UWS Part #: DE-211.057
    MSRP: $68.09
    MSRP: $68.09 - MSRP: $68.09
    MSRP: $68.09
    UWS Price: $57.88

    Single Barb Rocket Injector, 3/8" NPT Standard Connect, 1.1 GPM, 0.057" Diameter Orifice The Rocket injector was designed to be the most versatile ...

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    MSRP: $68.09
    MSRP: $68.09 - MSRP: $68.09
    MSRP: $68.09
    UWS Price: $57.88
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  • DEMA Rocket Low Flow Single Barb (.040 Nozzle) Injector Assy. Yellow, 0.55 GPM

    DEMA
    UWS Part #: DE-211.040
    MSRP: $68.09
    MSRP: $68.09 - MSRP: $68.09
    MSRP: $68.09
    UWS Price: $57.88

    Single Barb Rocket Low Flow Injector, 3/8" NPT Standard Connect, 0.55 GPM, 0.040" Diameter Orifice The Rocket injector was designed to be the mos...

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    MSRP: $68.09
    MSRP: $68.09 - MSRP: $68.09
    MSRP: $68.09
    UWS Price: $57.88
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  • DEMA Rocket Low Flow Single Barb (.029 Nozzle) Injector Assy. White, 0.30 GPM

    DEMA
    UWS Part #: DE-211.029
    MSRP: $68.09
    MSRP: $68.09 - MSRP: $68.09
    MSRP: $68.09
    UWS Price: $68.09

    Single Barb Rocket Low Flow Injector, 3/8" NPT Standard Connect, 0.30 GPM, 0.029" Diameter Orifice The Rocket injector was designed to be the most ...

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    MSRP: $68.09
    MSRP: $68.09 - MSRP: $68.09
    MSRP: $68.09
    UWS Price: $68.09
  • DEMA 211 Series .051 Single Barb Rocket Injector Repair Kit

    DEMA
    UWS Part #: DE-21.051
    MSRP: $24.51
    MSRP: $24.51 - MSRP: $24.51
    MSRP: $24.51
    UWS Price: $24.51

    DEMA Rocket Injector repair kits include the barbs, check valves, seals, screws, and orifice required to rebuild the corresponding Rocket injector.

    MSRP: $24.51
    MSRP: $24.51 - MSRP: $24.51
    MSRP: $24.51
    UWS Price: $24.51
  • DEMA Metering Tip - Brown

    DEMA
    UWS Part #: DE-100.15.5
    MSRP: $0.93
    MSRP: $0.93 - MSRP: $0.93
    MSRP: $0.93
    UWS Price: $0.93

    DEMA standard metering tip for injectors with 1/4" barbs.  See metering tip chart for dilution ratios for water-thin (1 CPS) products.  Set accordi...

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    MSRP: $0.93
    MSRP: $0.93 - MSRP: $0.93
    MSRP: $0.93
    UWS Price: $0.93
  • DEMA Metering Tip - Dark Green

    DEMA
    UWS Part #: DE-100.15.23
    MSRP: $1.20
    MSRP: $1.20 - MSRP: $1.20
    MSRP: $1.20
    UWS Price: $1.20

    DEMA standard metering tip for injectors with 1/4" barbs.  See metering tip chart for dilution ratios for water-thin (1 CPS) products.  Set accordi...

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    MSRP: $1.20
    MSRP: $1.20 - MSRP: $1.20
    MSRP: $1.20
    UWS Price: $1.20
  • DEMA Metering Tip - Charcoal Gray

    DEMA
    UWS Part #: DE-100.15.20
    MSRP: $1.10
    MSRP: $1.10 - MSRP: $1.10
    MSRP: $1.10
    UWS Price: $1.10

    DEMA standard metering tip for injectors with 1/4" barbs.  See metering tip chart for dilution ratios for water-thin (1 CPS) products.  Set accordi...

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    MSRP: $1.10
    MSRP: $1.10 - MSRP: $1.10
    MSRP: $1.10
    UWS Price: $1.10
  • DEMA Spade Coil Assembly 24VAC/60 Hz 10W

    DEMA
    UWS Part #: DE-41.9.5.5
    MSRP: $10.91
    MSRP: $10.91 - MSRP: $10.91
    MSRP: $10.91
    UWS Price: $10.91

    Replacement DEMA Solenoid Valve Coil, 24VAC/60 Hz 10W

    MSRP: $10.91
    MSRP: $10.91 - MSRP: $10.91
    MSRP: $10.91
    UWS Price: $10.91
  • DEMA Brass Y-Type Strainer, 1/2" FPT, 80 Mesh Screen

    DEMA
    UWS Part #: DE-S4B.80
    MSRP: $41.69
    MSRP: $41.69 - MSRP: $41.69
    MSRP: $41.69
    UWS Price: $41.69

    DEMA Y-type line strainers are the simple yet critical component for use in waterlines ahead of solenoid valves, chemical injectors, spray nozzles,...

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    MSRP: $41.69
    MSRP: $41.69 - MSRP: $41.69
    MSRP: $41.69
    UWS Price: $41.69