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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 Rocket Single Barb (.098) Injector Assy QC Lt. Green, 3.4 GPM

    DEMA
    UWS Part #: DE-311.098
    MSRP: $79.21
    MSRP: $79.21 - MSRP: $79.21
    MSRP: $79.21
    UWS Price: $67.33

    Single Barb Rocket Low Flow Injector, 3/8" NPT Standard Connect Outlet, Quick-Connect Inlet, 3.4 GPM, 0.098" Diameter Orifice The Rocket injector w...

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    MSRP: $79.21
    MSRP: $79.21 - MSRP: $79.21
    MSRP: $79.21
    UWS Price: $67.33
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  • DEMA Rocket Single Barb (.086) Injector Assy QC Blue, 2.6 GPM

    DEMA
    UWS Part #: DE-311.086
    MSRP: $79.21
    MSRP: $79.21 - MSRP: $79.21
    MSRP: $79.21
    UWS Price: $67.33

    Single Barb Rocket Low Flow Injector, 3/8" NPT Standard Connect Outlet, Quick-Connect Inlet, 2.6 GPM, 0.086" Diameter Orifice The Rocket injector w...

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    MSRP: $79.21
    MSRP: $79.21 - MSRP: $79.21
    MSRP: $79.21
    UWS Price: $67.33
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  • DEMA Rocket Single Barb (.070) Injector Assy QC Orange, 1.7 GPM

    DEMA
    UWS Part #: DE-311.070
    MSRP: $79.21
    MSRP: $79.21 - MSRP: $79.21
    MSRP: $79.21
    UWS Price: $67.33

    Single Barb Rocket Low Flow Injector, 3/8" NPT Standard Connect Outlet, Quick-Connect Inlet, 1.7 GPM, 0.070" Diameter Orifice The Rocket injector w...

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    MSRP: $79.21
    MSRP: $79.21 - MSRP: $79.21
    MSRP: $79.21
    UWS Price: $67.33
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  • DEMA Rocket Single Barb (.057) Injector Assy QC Red, 1.1 GPM

    DEMA
    UWS Part #: DE-311.057
    MSRP: $79.21
    MSRP: $79.21 - MSRP: $79.21
    MSRP: $79.21
    UWS Price: $67.33

    Single Barb Rocket Low Flow Injector, 3/8" NPT Standard Connect Outlet, Quick-Connect Inlet, 1.1 GPM, 0.057" Diameter Orifice The Rocket injector w...

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    MSRP: $79.21
    MSRP: $79.21 - MSRP: $79.21
    MSRP: $79.21
    UWS Price: $67.33
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  • DEMA Rocket XL Dual Barb (.206 Nozzle) Injector Assy. Black, 14.2 GPM

    DEMA
    UWS Part #: DE-221.206
    MSRP: $127.19
    MSRP: $127.19 - MSRP: $127.19
    MSRP: $127.19
    UWS Price: $108.11

    DUAL BARB ROCKET XL INJECTOR, 1/2" NPT STANDARD CONNECT, 14.2 GPM, 0.206" DIAMETER ORIFICE The Rocket injector was designed to be the most versatil...

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    MSRP: $127.19
    MSRP: $127.19 - MSRP: $127.19
    MSRP: $127.19
    UWS Price: $108.11
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  • DEMA Rocket Dual Barb (.057 Nozzle) Injector Assy. Red, 1.1 GPM

    DEMA
    UWS Part #: DE-221.057
    MSRP: $85.44
    MSRP: $85.44 - MSRP: $85.44
    MSRP: $85.44
    UWS Price: $72.62

    DUAL 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 ve...

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    MSRP: $85.44
    MSRP: $85.44 - MSRP: $85.44
    MSRP: $85.44
    UWS Price: $72.62
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  • DEMA 221 Series .177 Dual Barb Rocket Injector Repair Kit

    DEMA
    UWS Part #: DE-22.177
    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 (.136 Nozzle) Injector Assy. Brown, 6.1 GPM

    DEMA
    UWS Part #: DE-211.136
    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, 6.1 GPM, 0.136" 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 Single Barb (.070 Nozzle) Injector Assy. Orange, 1.7 GPM

    DEMA
    UWS Part #: DE-211.070
    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, 1.7 GPM, 0.070" 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 (.051 Nozzle) Injector Assy. Tan, 0.85 GPM

    DEMA
    UWS Part #: DE-211.051
    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, 0.85 GPM, 0.051" 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: $57.88
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  • DEMA 211 Series .185 Single Barb Rocket Injector Repair Kit

    DEMA
    UWS Part #: DE-21.185
    MSRP: $27.04
    MSRP: $27.04 - MSRP: $27.04
    MSRP: $27.04
    UWS Price: $27.04

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

    MSRP: $27.04
    MSRP: $27.04 - MSRP: $27.04
    MSRP: $27.04
    UWS Price: $27.04
  • DEMA 211 Series .161 Single Barb Rocket Injector Repair Kit

    DEMA
    UWS Part #: DE-21.161
    MSRP: $27.04
    MSRP: $27.04 - MSRP: $27.04
    MSRP: $27.04
    UWS Price: $27.04

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

    MSRP: $27.04
    MSRP: $27.04 - MSRP: $27.04
    MSRP: $27.04
    UWS Price: $27.04
  • DEMA 211 Series .116 Single Barb Rocket Injector Repair Kit

    DEMA
    UWS Part #: DE-21.116
    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 211 Series .057 Single Barb Rocket Injector Repair Kit

    DEMA
    UWS Part #: DE-21.057
    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 Mixrite Proportioner, 1.0 - 10.0% (10:1 - 100:1), 14 GPM, Aflas Seals, Hastelloy Springs, On/Off

    DEMA
    UWS Part #: DE-1410M
    MSRP: $789.69
    MSRP: $789.69 - MSRP: $789.69
    MSRP: $789.69
    UWS Price: $671.24

    DEMA 1410M Mixrite Proportioner, 1.0 - 10.0% (10:1 - 100:1), 14 GPM, Aflas Seals, Hastelloy Springs, On/Off The 1400 Series medium-flow proportiona...

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    MSRP: $789.69
    MSRP: $789.69 - MSRP: $789.69
    MSRP: $789.69
    UWS Price: $671.24
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  • DEMA Mixrite Proportioner, 0.3 - 2.0% (50:1 - 333:1), 14 GPM, Aflas Seals, Hastelloy Springs, On/Off

    DEMA
    UWS Part #: DE-1402M
    MSRP: $571.39
    MSRP: $571.39 - MSRP: $571.39
    MSRP: $571.39
    UWS Price: $485.68

    DEMA 1402M Mixrite Proportioner, 0.3 - 2.0% (50:1 - 333:1), 14 GPM, Aflas Seals, Hastelloy Springs, On/Off The 1400 Series medium-flow proportional...

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    MSRP: $571.39
    MSRP: $571.39 - MSRP: $571.39
    MSRP: $571.39
    UWS Price: $485.68
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  • DEMA Metering Tip - Green

    DEMA
    UWS Part #: DE-100.15.8
    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 - Blank - Blue Grey

    DEMA
    UWS Part #: DE-100.15.18
    MSRP: $1.10
    MSRP: $1.10 - MSRP: $1.10
    MSRP: $1.10
    UWS Price: $1.10

    DEMA blank metering tip for injectors with 1/4" barbs.  May be used as a plug or custom drilled for a specific dilution.

    MSRP: $1.10
    MSRP: $1.10 - MSRP: $1.10
    MSRP: $1.10
    UWS Price: $1.10
  • DEMA Metering Tip - Burgundy

    DEMA
    UWS Part #: DE-100.15.16
    MSRP: $1.53
    MSRP: $1.53 - MSRP: $1.53
    MSRP: $1.53
    UWS Price: $1.53

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

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    MSRP: $1.53
    MSRP: $1.53 - MSRP: $1.53
    MSRP: $1.53
    UWS Price: $1.53
  • DEMA Metering Tip - Amber / Pumpkin

    DEMA
    UWS Part #: DE-100.15.15
    MSRP: $1.53
    MSRP: $1.53 - MSRP: $1.53
    MSRP: $1.53
    UWS Price: $1.53

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

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    MSRP: $1.53
    MSRP: $1.53 - MSRP: $1.53
    MSRP: $1.53
    UWS Price: $1.53
  • DEMA Metering Tip - Black

    DEMA
    UWS Part #: DE-100.15.11
    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 - Yellow

    DEMA
    UWS Part #: DE-100.15.10
    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

    DEMA
    UWS Part #: DE-100.11PX
    MSRP: $3.75
    MSRP: $3.75 - MSRP: $3.75
    MSRP: $3.75
    UWS Price: $3.75

    Polyethylene foot valve by DEMA.  Features stainless-steel ball, stainless spring, and EPDM O-Ring.  An initial check strainer serves to filter deb...

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    MSRP: $3.75
    MSRP: $3.75 - MSRP: $3.75
    MSRP: $3.75
    UWS Price: $3.75
  • DEMA Stainless Steel Foot Valve, 1/4"

    DEMA
    UWS Part #: DE-100.11
    MSRP: $5.69
    MSRP: $5.69 - MSRP: $5.69
    MSRP: $5.69
    UWS Price: $5.69

    Stainless steel foot valve by DEMA.  Features stainless steel body, ball, and spring.

    MSRP: $5.69
    MSRP: $5.69 - MSRP: $5.69
    MSRP: $5.69
    UWS Price: $5.69