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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 Metering Tip Kit - Regular

    DEMA
    UWS Part #: DE-100.15K
    MSRP: $9.66
    MSRP: $9.66 - MSRP: $9.66
    MSRP: $9.66
    UWS Price: $9.66

    DEMA standard metering tip kit.  Contains 14 tips for dilutions from 4:1 to 427:1. Includes one each of the following tips: Tan Orange Turquoise P...

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    MSRP: $9.66
    MSRP: $9.66 - MSRP: $9.66
    MSRP: $9.66
    UWS Price: $9.66
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    DEMA Celcon Diaphragm Mini Solenoid Valve, Normally Closed, 1/4" 125PSI EPDM, 120V AC Coil

    DEMA
    UWS Part #: DE-P462.6
    MSRP: $30.94
    MSRP: $30.94 - MSRP: $30.94
    MSRP: $30.94
    UWS Price: $26.30

    DEMA Celcon diaphragm solenoid valve for low-pressure applications. FEATURES: 120 VAC Coil 1/4" NPT Inlet and Outlet 125 PSI Max Celcon Body EPDM ...

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    MSRP: $30.94
    MSRP: $30.94 - MSRP: $30.94
    MSRP: $30.94
    UWS Price: $26.30
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  • DEMA Solenoid Valve Repair Kit (442, 443, 462, 463, 464)

    DEMA
    UWS Part #: DE-61.78
    MSRP: $4.64
    MSRP: $4.64 - MSRP: $4.64
    MSRP: $4.64
    UWS Price: $4.64

    This kit contains the parts to repair and overhaul DEMA Solenoid Valves 442, 443, 462, 463, and 464.

    MSRP: $4.64
    MSRP: $4.64 - MSRP: $4.64
    MSRP: $4.64
    UWS Price: $4.64
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    DEMA Rocket XL Single Barb (.161 Nozzle) Injector Assy. Dk Gray, 8.7 GPM

    DEMA
    UWS Part #: DE-211.161
    MSRP: $103.53
    MSRP: $103.53 - MSRP: $103.53
    MSRP: $103.53
    UWS Price: $88.00

    Single Barb Rocket XL Injector, 1/2" NPT Standard Connect, 8.7 GPM, 0.161" Diameter Orifice The Rocket injector was designed to be the most versati...

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    MSRP: $103.53
    MSRP: $103.53 - MSRP: $103.53
    MSRP: $103.53
    UWS Price: $88.00
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  • DEMA Metering Tip Kit - Ultra Lean

    DEMA
    UWS Part #: DE-100.15KU
    MSRP: $5.71
    MSRP: $5.71 - MSRP: $5.71
    MSRP: $5.71
    UWS Price: $5.71

    DEMA ultra-lean metering tip kit.  Contains 4 tips for dilutions from 150:1 to 915:1. Includes one each of the following tips: Copper Pumpkin Burg...

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    MSRP: $5.71
    MSRP: $5.71 - MSRP: $5.71
    MSRP: $5.71
    UWS Price: $5.71
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  • DEMA Liquid Feed Injecton Elbow, Nitro Plus (1/4")

    DEMA
    UWS Part #: DE-80.55
    MSRP: $27.25
    MSRP: $27.25 - MSRP: $27.25
    MSRP: $27.25
    UWS Price: $27.25

    DEMA Liquid Feed Injecton Elbow, Nitro Plus (1/4")

    MSRP: $27.25
    MSRP: $27.25 - MSRP: $27.25
    MSRP: $27.25
    UWS Price: $27.25
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    DEMA Brass Diaphragm Solenoid Valve, Normally Closed, 1/4" 125 PSI EPDM 24VDC Coil

    DEMA
    UWS Part #: DE-442P.4
    MSRP: $50.56
    MSRP: $50.56 - MSRP: $50.56
    MSRP: $50.56
    UWS Price: $42.98

    DEMA Brass diaphragm solenoid valve for low-pressure applications. FEATURES: 24 VDC Coil 1/4" NPT Inlet and Outlet 125 PSI Max Brass Body EPDM Seal

    MSRP: $50.56
    MSRP: $50.56 - MSRP: $50.56
    MSRP: $50.56
    UWS Price: $42.98
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    DEMA Rocket XL Single Barb (.177 Nozzle) Injector Assy. Teal, 10.6 GPM

    DEMA
    UWS Part #: DE-211.177
    MSRP: $103.53
    MSRP: $103.53 - MSRP: $103.53
    MSRP: $103.53
    UWS Price: $88.00

    Single Barb Rocket Injector, 1/2" NPT Standard Connect, 10.6 GPM, 0.177" Diameter Orifice The Rocket injector was designed to be the most versatile...

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    MSRP: $103.53
    MSRP: $103.53 - MSRP: $103.53
    MSRP: $103.53
    UWS Price: $88.00
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  • DEMA Metering Tip - Pink

    DEMA
    UWS Part #: DE-100.15.3
    MSRP: $0.90
    MSRP: $0.90 - MSRP: $0.90
    MSRP: $0.90
    UWS Price: $0.90

    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: $0.90
    MSRP: $0.90 - MSRP: $0.90
    MSRP: $0.90
    UWS Price: $0.90
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  • DEMA Metering Tip - Orange

    DEMA
    UWS Part #: DE-100.15.1
    MSRP: $0.90
    MSRP: $0.90 - MSRP: $0.90
    MSRP: $0.90
    UWS Price: $0.90

    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: $0.90
    MSRP: $0.90 - MSRP: $0.90
    MSRP: $0.90
    UWS Price: $0.90
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    DEMA Brass High Pressure Solenoid Valve, SS Piston, Normally Open, 3/8" 1200 PSI PTFE, 120VAC Coil

    DEMA
    UWS Part #: DE-O453S.6
    MSRP: $175.09
    MSRP: $175.09 - MSRP: $175.09
    MSRP: $175.09
    UWS Price: $148.83

    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: $175.09
    MSRP: $175.09 - MSRP: $175.09
    MSRP: $175.09
    UWS Price: $148.83
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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: $25.75
    MSRP: $25.75 - MSRP: $25.75
    MSRP: $25.75
    UWS Price: $25.75

    Replacement DEMA Solenoid Valve Coil, 24 VAC.

    MSRP: $25.75
    MSRP: $25.75 - MSRP: $25.75
    MSRP: $25.75
    UWS Price: $25.75
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    DEMA Brass Pilot-Piston Solenoid Valve, Normally Closed, 1" 450 PSI PTFE, 120V AC Coil

    DEMA
    UWS Part #: DE-A418P.HP.6
    MSRP: $193.80
    MSRP: $193.80 - MSRP: $193.80
    MSRP: $193.80
    UWS Price: $164.73

    DEMA Brass Pilot-Piston solenoid valve for high-pressure applications. FEATURES: 120 VAC Coil 1" NPT Inlet and Outlet 450 PSI Max Brass Body PTFE ...

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    MSRP: $193.80
    MSRP: $193.80 - MSRP: $193.80
    MSRP: $193.80
    UWS Price: $164.73
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  • DEMA Spade Coil Assembly 120VAC/60 Hz

    DEMA
    UWS Part #: DE-41.9.5.6
    MSRP: $11.78
    MSRP: $11.78 - MSRP: $11.78
    MSRP: $11.78
    UWS Price: $11.78

    Replacement DEMA Solenoid Valve Coil, 120 VAC.

    MSRP: $11.78
    MSRP: $11.78 - MSRP: $11.78
    MSRP: $11.78
    UWS Price: $11.78
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  • DEMA Solenoid Valve Repair Kit - A414P

    DEMA
    UWS Part #: DE-41.28
    MSRP: $16.43
    MSRP: $16.43 - MSRP: $16.43
    MSRP: $16.43
    UWS Price: $16.43

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

    MSRP: $16.43
    MSRP: $16.43 - MSRP: $16.43
    MSRP: $16.43
    UWS Price: $16.43
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  • DEMA Diaphragm Foot Valve, Viton Seal

    DEMA
    UWS Part #: DE-100.16V
    MSRP: $5.21
    MSRP: $5.21 - MSRP: $5.21
    MSRP: $5.21
    UWS Price: $5.21

    Viton diaphragm foot valve by DEMA.  Features a stepped barb that fits both 1/4" and 3/8" ID tubing.

    MSRP: $5.21
    MSRP: $5.21 - MSRP: $5.21
    MSRP: $5.21
    UWS Price: $5.21
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  • DEMA Diaphragm Foot Valve, EPDM Seal

    DEMA
    UWS Part #: DE-100.16E
    MSRP: $3.89
    MSRP: $3.89 - MSRP: $3.89
    MSRP: $3.89
    UWS Price: $3.89

    EPDM diaphragm foot valve by DEMA.  Features a stepped barb that fits both 1/4" and 3/8" ID tubing.

    MSRP: $3.89
    MSRP: $3.89 - MSRP: $3.89
    MSRP: $3.89
    UWS Price: $3.89
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  • DEMA Metering Tip - Light Blue

    DEMA
    UWS Part #: DE-100.15.4
    MSRP: $0.90
    MSRP: $0.90 - MSRP: $0.90
    MSRP: $0.90
    UWS Price: $0.90

    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: $0.90
    MSRP: $0.90 - MSRP: $0.90
    MSRP: $0.90
    UWS Price: $0.90
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  • DEMA Metering Tip - Charcoal Gray

    DEMA
    UWS Part #: DE-100.15.20
    MSRP: $1.06
    MSRP: $1.06 - MSRP: $1.06
    MSRP: $1.06
    UWS Price: $1.06

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

    DEMA
    UWS Part #: DE-100.15.0
    MSRP: $0.90
    MSRP: $0.90 - MSRP: $0.90
    MSRP: $0.90
    UWS Price: $0.90

    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: $0.90
    MSRP: $0.90 - MSRP: $0.90
    MSRP: $0.90
    UWS Price: $0.90
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  • DEMA Spade Coil Assembly 24VAC/60 Hz 10W

    DEMA
    UWS Part #: DE-41.9.5.5
    MSRP: $10.31
    MSRP: $10.31 - MSRP: $10.31
    MSRP: $10.31
    UWS Price: $10.31

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

    MSRP: $10.31
    MSRP: $10.31 - MSRP: $10.31
    MSRP: $10.31
    UWS Price: $10.31
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  • DEMA Replacement Screen & Cap for 3/8" Y-Type Strainer, 40 Mesh

    DEMA
    UWS Part #: DE-S3.1
    MSRP: $8.18
    MSRP: $8.18 - MSRP: $8.18
    MSRP: $8.18
    UWS Price: $8.18

    DEMA Replacement Screen & Cap for S3B.40 3/8" Y-Type Strainer, 40 Mesh

    MSRP: $8.18
    MSRP: $8.18 - MSRP: $8.18
    MSRP: $8.18
    UWS Price: $8.18
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    DEMA Celcon Diaphragm Mini Solenoid Valve, Normally Closed, 1/4" 125PSI EPDM, 24V AC Coil

    DEMA
    UWS Part #: DE-P462.3
    MSRP: $30.94
    MSRP: $30.94 - MSRP: $30.94
    MSRP: $30.94
    UWS Price: $26.30

    DEMA Celcon diaphragm solenoid valve for low-pressure applications. FEATURES: 24 VAC Coil 1/4" NPT Inlet and Outlet 125 PSI Max Celcon Body EPDM S...

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    MSRP: $30.94
    MSRP: $30.94 - MSRP: $30.94
    MSRP: $30.94
    UWS Price: $26.30
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    DEMA Celcon Diaphragm Mini Solenoid Valve, Normally Closed, 1/4" 125PSI EPDM, 12V DC Coil

    DEMA
    UWS Part #: DE-P462.2
    MSRP: $35.35
    MSRP: $35.35 - MSRP: $35.35
    MSRP: $35.35
    UWS Price: $30.05

    DEMA Celcon diaphragm solenoid valve for low-pressure applications. FEATURES: 12 VDC Coil 1/4" NPT Inlet and Outlet 125 PSI Max Celcon Body EPDM S...

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    MSRP: $35.35
    MSRP: $35.35 - MSRP: $35.35
    MSRP: $35.35
    UWS Price: $30.05
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