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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.

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  • DEMA Rocket Single Barb (.070 Nozzle) Injector Assy. Orange, 1.7 GPM

    DEMA
    UWS Part #: DE-211.070
    MSRP: $64.18
    MSRP: $64.18 - MSRP: $64.18
    MSRP: $64.18
    UWS Price: $54.55

    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: $64.18
    MSRP: $64.18 - MSRP: $64.18
    MSRP: $64.18
    UWS Price: $54.55
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  • DEMA Rocket Single Barb (.057 Nozzle) Injector Assy. Red, 1.1 GPM

    DEMA
    UWS Part #: DE-211.057
    MSRP: $64.18
    MSRP: $64.18 - MSRP: $64.18
    MSRP: $64.18
    UWS Price: $54.55

    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: $64.18
    MSRP: $64.18 - MSRP: $64.18
    MSRP: $64.18
    UWS Price: $54.55
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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: $64.18
    MSRP: $64.18 - MSRP: $64.18
    MSRP: $64.18
    UWS Price: $54.55

    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: $64.18
    MSRP: $64.18 - MSRP: $64.18
    MSRP: $64.18
    UWS Price: $54.55
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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: $64.18
    MSRP: $64.18 - MSRP: $64.18
    MSRP: $64.18
    UWS Price: $54.55

    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: $64.18
    MSRP: $64.18 - MSRP: $64.18
    MSRP: $64.18
    UWS Price: $54.55
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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: $64.18
    MSRP: $64.18 - MSRP: $64.18
    MSRP: $64.18
    UWS Price: $64.18

    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: $64.18
    MSRP: $64.18 - MSRP: $64.18
    MSRP: $64.18
    UWS Price: $64.18
  • DEMA 211 Series .116 Single Barb Rocket Injector Repair Kit

    DEMA
    UWS Part #: DE-21.116
    MSRP: $23.62
    MSRP: $23.62 - MSRP: $23.62
    MSRP: $23.62
    UWS Price: $23.62

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

    MSRP: $23.62
    MSRP: $23.62 - MSRP: $23.62
    MSRP: $23.62
    UWS Price: $23.62
  • DEMA 211 Series .057 Single Barb Rocket Injector Repair Kit

    DEMA
    UWS Part #: DE-21.057
    MSRP: $23.62
    MSRP: $23.62 - MSRP: $23.62
    MSRP: $23.62
    UWS Price: $23.62

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

    MSRP: $23.62
    MSRP: $23.62 - MSRP: $23.62
    MSRP: $23.62
    UWS Price: $23.62
  • DEMA 211 Series .051 Single Barb Rocket Injector Repair Kit

    DEMA
    UWS Part #: DE-21.051
    MSRP: $23.62
    MSRP: $23.62 - MSRP: $23.62
    MSRP: $23.62
    UWS Price: $23.62

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

    MSRP: $23.62
    MSRP: $23.62 - MSRP: $23.62
    MSRP: $23.62
    UWS Price: $23.62
  • 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: $538.59
    MSRP: $538.59 - MSRP: $538.59
    MSRP: $538.59
    UWS Price: $457.80

    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: $538.59
    MSRP: $538.59 - MSRP: $538.59
    MSRP: $538.59
    UWS Price: $457.80
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  • DEMA Metering Tip - Dark Green

    DEMA
    UWS Part #: DE-100.15.23
    MSRP: $1.16
    MSRP: $1.16 - MSRP: $1.16
    MSRP: $1.16
    UWS Price: $1.16

    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: $1.16
    MSRP: $1.16 - MSRP: $1.16
    MSRP: $1.16
    UWS Price: $1.16
  • DEMA Metering Tip - Blank - Blue Grey

    DEMA
    UWS Part #: DE-100.15.18
    MSRP: $1.06
    MSRP: $1.06 - MSRP: $1.06
    MSRP: $1.06
    UWS Price: $1.06

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

    MSRP: $1.06
    MSRP: $1.06 - MSRP: $1.06
    MSRP: $1.06
    UWS Price: $1.06
  • DEMA Metering Tip - Burgundy

    DEMA
    UWS Part #: DE-100.15.16
    MSRP: $1.47
    MSRP: $1.47 - MSRP: $1.47
    MSRP: $1.47
    UWS Price: $1.47

    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: $1.47
    MSRP: $1.47 - MSRP: $1.47
    MSRP: $1.47
    UWS Price: $1.47
  • DEMA Polyethylene Foot Valve (Use for Quats/Solvents)

    DEMA
    UWS Part #: DE-100.11PCVX
    MSRP: $5.67
    MSRP: $5.67 - MSRP: $5.67
    MSRP: $5.67
    UWS Price: $5.67

    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: $5.67
    MSRP: $5.67 - MSRP: $5.67
    MSRP: $5.67
    UWS Price: $5.67
  • DEMA Stainless Steel Foot Valve, 1/4"

    DEMA
    UWS Part #: DE-100.11
    MSRP: $5.48
    MSRP: $5.48 - MSRP: $5.48
    MSRP: $5.48
    UWS Price: $5.48

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

    MSRP: $5.48
    MSRP: $5.48 - MSRP: $5.48
    MSRP: $5.48
    UWS Price: $5.48
  • DEMA Solenoid Valve Repair Kit - A414P.HP

    DEMA
    UWS Part #: DE-41.28.HP
    MSRP: $19.39
    MSRP: $19.39 - MSRP: $19.39
    MSRP: $19.39
    UWS Price: $19.39

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

    MSRP: $19.39
    MSRP: $19.39 - MSRP: $19.39
    MSRP: $19.39
    UWS Price: $19.39
  • DEMA Brass Y-Type Strainer, 3/4" FPT, 80 Mesh Screen

    DEMA
    UWS Part #: DE-S6B.80
    MSRP: $79.54
    MSRP: $79.54 - MSRP: $79.54
    MSRP: $79.54
    UWS Price: $79.54

    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: $79.54
    MSRP: $79.54 - MSRP: $79.54
    MSRP: $79.54
    UWS Price: $79.54
  • DEMA Brass Y-Type Strainer, 3/4" FPT, 40 Mesh Screen

    DEMA
    UWS Part #: DE-S6B.40
    MSRP: $79.54
    MSRP: $79.54 - MSRP: $79.54
    MSRP: $79.54
    UWS Price: $79.54

    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: $79.54
    MSRP: $79.54 - MSRP: $79.54
    MSRP: $79.54
    UWS Price: $79.54
  • DEMA Replacement Screen & Cap for 3/4" Y-Type Strainer, 80 Mesh

    DEMA
    UWS Part #: DE-S6.2
    MSRP: $23.51
    MSRP: $23.51 - MSRP: $23.51
    MSRP: $23.51
    UWS Price: $23.51

    DEMA Replacement Screen & Cap for S6B.80 3/4" Y-Type Strainer, 80 Mesh

    MSRP: $23.51
    MSRP: $23.51 - MSRP: $23.51
    MSRP: $23.51
    UWS Price: $23.51
  • DEMA Replacement Screen & Cap for 3/4" Y-Type Strainer, 40 Mesh

    DEMA
    UWS Part #: DE-S6.1
    MSRP: $23.51
    MSRP: $23.51 - MSRP: $23.51
    MSRP: $23.51
    UWS Price: $23.51

    DEMA Replacement Screen & Cap for S6B.40 3/4" Y-Type Strainer, 40 Mesh

    MSRP: $23.51
    MSRP: $23.51 - MSRP: $23.51
    MSRP: $23.51
    UWS Price: $23.51
  • DEMA Brass Y-Type Strainer, 1/2" FPT, 40 Mesh Screen

    DEMA
    UWS Part #: DE-S4B.40
    MSRP: $40.28
    MSRP: $40.28 - MSRP: $40.28
    MSRP: $40.28
    UWS Price: $40.28

    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: $40.28
    MSRP: $40.28 - MSRP: $40.28
    MSRP: $40.28
    UWS Price: $40.28
  • DEMA Replacement Screen & Cap for 1/2" Y-Type Strainer, 80 Mesh

    DEMA
    UWS Part #: DE-S4.2
    MSRP: $9.12
    MSRP: $9.12 - MSRP: $9.12
    MSRP: $9.12
    UWS Price: $9.12

    DEMA Replacement Screen & Cap for S4B.80 1/2" Y-Type Strainer, 80 Mesh

    MSRP: $9.12
    MSRP: $9.12 - MSRP: $9.12
    MSRP: $9.12
    UWS Price: $9.12
  • DEMA Replacement Screen & Cap for 1/2" Y-Type Strainer, 40 Mesh

    DEMA
    UWS Part #: DE-S4.1
    MSRP: $9.12
    MSRP: $9.12 - MSRP: $9.12
    MSRP: $9.12
    UWS Price: $9.12

    DEMA Replacement Screen & Cap for S4B.40 1/2" Y-Type Strainer, 40 Mesh

    MSRP: $9.12
    MSRP: $9.12 - MSRP: $9.12
    MSRP: $9.12
    UWS Price: $9.12
  • DEMA Brass Y-Type Strainer, 3/8" FPT, 80 Mesh Screen

    DEMA
    UWS Part #: DE-S3B.80
    MSRP: $34.15
    MSRP: $34.15 - MSRP: $34.15
    MSRP: $34.15
    UWS Price: $34.15

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

    View full details
    MSRP: $34.15
    MSRP: $34.15 - MSRP: $34.15
    MSRP: $34.15
    UWS Price: $34.15
  • DEMA Brass Y-Type Strainer, 3/8" FPT, 40 Mesh Screen

    DEMA
    UWS Part #: DE-S3B.40
    MSRP: $34.15
    MSRP: $34.15 - MSRP: $34.15
    MSRP: $34.15
    UWS Price: $34.15

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

    View full details
    MSRP: $34.15
    MSRP: $34.15 - MSRP: $34.15
    MSRP: $34.15
    UWS Price: $34.15