New Control & Automation Products Line Card

Marsh can provide full application support, field surveys and product demostration on these new products as well as our other Key Product Offerings. To discuss your application, contact us at [email protected]

To view or download a copy of the current C&A Line Card, click here.

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830 Front View
Front View

Functions and Applications

Model 830 (5) valve kit provides the capability for testing all brands of reduced pressure principle, pressure vacuum breaker and double check valve backflow prevention assemblies

It is capable of performing all known test procedures including those recommended by ASSE, AWWA, CSA, FCCC and HR-USC and NEWWA.

∆P Range:

0-15 PSID / 0-100 KPA

  • Industry Standard for over 30 years
  • (5) Valve Test Kit
  • Specially Designed for Testing Backflow Prevention Assemblies
  • Soft-Seated Brass Needle Valves (with replaceable valve seats)
  • Test kit is protected with 90 micron filters to minimize plugging with scale, sand, etc.
    Filter elements can be cleaned or replaced
  • Durable Molded Carrying Case with Removable Lid
  • Test Procedures are Laminated in Clear Plastic
  • 5 Year Manufacturer Warranty
  • Gauge Type Diaphragm Differential Pressure
  • Dial Size & Range (4-1/2″) 0-15 PSID / 0-100 KPA
  • Differential Pressure Accuracy ± .2 P.S.I.D. (Descending)
  • Working Pressure: 200 PSIG
  • Body Material: Glass Reinforced Engineering Thermoplastic.
  • Wetted Internals: EP Elastomers, Brass and 316 S.S. Metal Parts
  • Line Pressure Gauge: 1-1/2″ 0-200 PSIG
  • Tubing & Fittings: Brass & Nylon
  • Hoses & End Fittings: Buna-N jacket and liner. Schrader 1/4″ brass coupler –
  • Hose Length: Three (3) each / 5′ long (color-coded).
  • Bleed Tube, One each / 4′ long clear bleed tube.
  • Adaptor Fittings: (3) sets of brass fittings provided for hookup to all standard size test cocks.
  • Weight, case & gauge combined: 14lbs/6.4 kilos
  • Case: Polyethylene
  • Size: 16″H x 14″W x 8-3/4″D
  • Temperature Limitations: Maximum 150°F/65°C.
  • FREEZING TEMPERATURES MUST BE AVOIDED

Functions and Applications

Model 845-2 (2) valve kit provides the capability for testing all brands of reduced pressure principle, pressure vacuum breaker and double check valve backflow prevention assemblies.

It is capable of performing all known test procedures including those recommended by ASSE, AWWA, CSA, FCCC and HR-USC and NEWWA.

∆P Range:

0-15 PSID / 0-100 KPA

  • Over 30 Years of Input from Backflow Technicians
  • (2) Valve Test Kit
  • Specially Designed for Testing Backflow Prevention Assemblies
  • Soft-Seated Brass Needle Valves (with replaceable valve seats)
  • Test kit is protected with 90 micron filters to minimize plugging with scale, sand, etc. Filter elements can be cleaned or replaced
  • Portable / Removable from Case
  • Durable Molded Plastic Carrying Case
  • Improved Case with Storage Compartments for Fittings & Tools
  • Test Procedures are Laminated in Clear Plastic
  • 5 Year Manufacturer Warranty
  • Gauge Type Diaphragm Differential Pressure
  • Dial Size & Range (4 1/2″) 0-15 PSID / 0-100 KPA
  • Differential Pressure Accuracy ± .2 P.S.I.D. (Descending)
  • Working Pressure: 200 PSIG
  • Body Material: Glass Reinforced Engineering Thermoplastic.
  • Wetted Internals: EP Elastomers, Brass and 316 S.S. Metal Parts
  • Line Pressure Gauge: 1 1/2″ 0-200 PSIG
  • Hoses & End Fittings: Buna-N jacket and liner. Schrader 1/4″ brass coupler –
  • Hose Length: Three (3) each / 5′ long (color-coded).
  • Adaptor Fittings: (3) sets of brass fittings provided for hookup to all standard size test cocks
  • Gauge Weight: 2.9lbs / 1.3kg
  • Case: Durable Molded Plastic
  • Size: 18 1/2″ L x 9″W x 9 3/4″ H
  • Temperature Limitations: Maximum 150°F/65°C
  • FREEZING TEMPERATURES MUST BE AVOIDED

Functions and Applications

Model 845-3 (3) valve kit provides the capability for testing all brands of reduced pressure principle, pressure vacuum breaker and double check valve backflow prevention assemblies.

It is capable of performing all known test procedures including those recommended by ASSE, AWWA, CSA, FCCC and HR-USC and NEWWA.

∆P Range:

0-15 PSID / 0-100 KPA

  • Over 30 Years of Input from Backflow Technicians
  • (3) Valve Test Kit
  • Specially Designed for Testing Backflow Prevention Assemblies
  • Soft-Seated Brass Needle Valves (with replaceable valve seats)
  • Test kit is protected with 90 micron filters to minimize plugging with scale, sand, etc. Filter elements can be cleaned or replaced
  • Portable / Removable from Case
  • Durable Molded Plastic Carrying Case
  • Improved Case with Storage Compartments for Fittings & Tools
  • Test Procedures are Laminated in Clear Plastic
  • 5 Year Manufacturer Warranty
  • Gauge Type Diaphragm Differential Pressure
  • Dial Size & Range (4-1/2″) 0-15 PSID / 0-100 KPA
  • Differential Pressure Accuracy ± .2 P.S.I.D. (Descending)
  • Working Pressure: 200 PSIG
  • Body Material: Glass Reinforced Engineering Thermoplastic.
  • Wetted Internals: EP Elastomers, Brass and 316 S.S. Metal Parts
  • Line Pressure Gauge: 1-1/2 0-200 PSIG
  • Hoses & End Fittings: Buna-N jacket and liner. Schrader 1/4″ brass coupler –
  • Hose Length: Three (3) each / 5′ long (color-coded).
  • Adaptor Fittings: (3) sets of brass fittings provided for hookup to all standard size test cocks
  • Gauge Weight: 3.3lbs / 1.5kg
  • Case: Durable Molded Plastic
  • Size: 18-1/2″L x 9″W x 9-3/4″H
  • Temperature Limitations: Maximum 150°F/65°C
  • FREEZING TEMPERATURES MUST BE AVOIDED

Functions and Applications

Identical to our most popular Model 845-5 except Dial, Hoses and Carrying Case are easily identified for NON-POTABLE Service.

It is capable of performing all known test procedures including those recommended by ASSE, AWWA, CSA, FCCC and HR-USC and NEWWA.

845-5-NP® is registered in the U.S. Patent and Trademark Office

∆P Range:

0-15 PSID / 0-100 KPA

  • Easily Identify Gauges & Hoses for NON-POTABLE Service
  • (5) Valve Test Kit
  • Specially Designed for Testing Backflow Prevention Assemblies
  • Soft-Seated Brass Needle Valves (with replaceable valve seats)
  • Test kit is protected with 90 micron filters to minimize plugging with scale, sand, etc. Filter elements can be cleaned or replaced
  • Portable / Removable from Case
  • Durable Molded Plastic Carrying Case
  • Improved Case with Storage Compartments for Fittings & Tools
  • Test Procedures are Laminated in Clear Plastic
  • 1 Year Manufacturer Warranty
  • Gauge Type Diaphragm Differential Pressure
  • Dial Size & Range (4 1/2″) 0-15 PSID / 0-100 KPA
  • Differential Pressure Accuracy ± .2 P.S.I.D. (Descending)
  • Working Pressure: 200 PSIG
  • Body Material: Glass Reinforced Engineering Thermoplastic
  • Wetted Internals: EP Elastomers, Brass and 316 S.S. Metal Parts
  • Line Pressure Gauge: 1 1/2″ 0-200 PSIG
  • Hoses & End Fittings: Buna-N jacket and liner. Schrader 1/4″ brass coupler –
  • Hose Length: Three (3) each / 5′ long (color-coded)
  • Bleed Tube, One each / 4′ long clear bleed tube.
  • Adaptor Fittings: (3) sets of brass fittings provided for hookup to all standard size test cocks
  • Gauge Weight: 3.6lbs / 1.6kg
  • Case: Durable Molded Plastic
  • Size: 18 1/2″L x 9″W x 9 3/4″H
  • Temperature Limitations: Maximum 150°F/65°C
  • FREEZING TEMPERATURES MUST BE AVOIDED

Functions and Applications

Model 845-5 (5) valve kit provides the capability for testing all brands of reduced pressure principle, pressure vacuum breaker and double check valve backflow prevention assemblies.

It is capable of performing all known test procedures including those recommended by ASSE, AWWA, CSA, FCCC and HR-USC and NEWWA.

845-5® is registered in the U.S. Patent and Trademark Office

∆P Range:

0-15 PSID / 0-100 KPA

  • Over 30 Years of Input from Backflow Technicians
  • (5) Valve Test Kit
  • Specially Designed for Testing Backflow Prevention Assemblies
  • Soft-Seated Brass Needle Valves (with replaceable valve seats)
  • Test kit is protected with 90 micron filters to minimize plugging with scale, sand, etc. Filter elements can be cleaned or replaced
  • Portable / Removable from Case
  • Durable Molded Plastic Carrying Case
  • Improved Case with Storage Compartments for Fittings & Tools
  • Test Procedures are Laminated in Clear Plastic
  • 5 Year Manufacturer Warranty
  • Gauge Type Diaphragm Differential Pressure
  • Dial Size & Range (4 1/2″) 0-15 PSID / 0-100 KPA
  • Differential Pressure Accuracy ± .2 P.S.I.D. (Descending)
  • Working Pressure: 200 PSIG
  • Body Material: Glass Reinforced Engineering Thermoplastic
  • Wetted Internals: EP Elastomers, Brass and 316 S.S. Metal Parts
  • Line Pressure Gauge: 1 1/2″ 0-200 PSIG
  • Hoses & End Fittings: Buna-N jacket and liner. Schrader 1/4″ brass coupler –
  • Hose Length: Three (3) each / 5′ long (color-coded)
  • Bleed Tube, One each / 4′ long clear bleed tube.
  • Adaptor Fittings: (3) sets of brass fittings provided for hookup to all standard size test cocks
  • Gauge Weight: 3.6lbs / 1.6kg
  • Case: Durable Molded Plastic
  • Size: 18 1/2″L x 9″W x 9 3/4″H
  • Temperature Limitations: Maximum 150°F/65°C
  • FREEZING TEMPERATURES MUST BE AVOIDED
Model 835 - 5 Valve

Functions and Applications

Model 835 (5) valve kit provides the capability for testing all brands of reduced pressure principle, pressure vacuum breaker and double check valve backflow prevention assemblies.

It is capable of performing all known test procedures including those recommended by ASSE, AWWA, CSA, FCCC and HR-USC and NEWWA.

∆P Range:

0-15 PSID / 0-100 KPA

  • Gauge Type Diaphragm Differential Pressure
  • Dial Size & Range (4-1/2″) 0-15 PSID / 0-100 KPA
  • Differential Pressure Accuracy ± .2 P.S.I.D. (Descending)
  • Working Pressure: 200 PSIG
  • Body Material: Glass Reinforced Engineering Thermoplastic.
  • Wetted Internals: EP Elastomers, Brass and 316 S.S. Metal Parts
  • Line Pressure Gauge: 1-1/2″ 0-200 PSIG
  • Hoses & End Fittings: Buna-N jacket and liner. Schrader 1/4″ brass coupler –
  • Hose Length: Three (3) each / 5′ long (color-coded)
  • Bleed Tube, One each / 4′ long clear bleed tube
  • Adaptor Fittings: (3) sets of brass fittings provided for hookup to all standard size test cocks
  • Gauge Weight: 3.6lbs / 1.6kg
  • Weight, Gauge & Case combined: 11.6lbs / 5.2kg
  • Case: Polyethylene
  • Size: 16″H x 14″W x 8-3/4″D
  • Temperature Limitations: Maximum 150°F/65°C
  • Gauge Type Diaphragm Differential Pressure
  • Dial Size & Range (4-1/2″) 0-15 PSID / 0-100 KPA
  • Differential Pressure Accuracy ± .2 P.S.I.D. (Descending)
  • Working Pressure: 200 PSIG
  • Body Material: Glass Reinforced Engineering Thermoplastic.
  • Wetted Internals: EP Elastomers, Brass and 316 S.S. Metal Parts
  • Line Pressure Gauge: 1-1/2″ 0-200 PSIG
  • Tubing & Fittings: Brass & Nylon
  • Hoses & End Fittings: Buna-N jacket and liner. Schrader 1/4″ brass coupler –
  • Hose Length: Three (3) each / 5′ long (color-coded).
  • Bleed Tube, One each / 4′ long clear bleed tube.
  • Adaptor Fittings: (3) sets of brass fittings provided for hookup to all standard size test cocks.
  • Weight, case & gauge combined: 14lbs/6.4 kilos
  • Case: Polyethylene
  • Size: 16″H x 14″W x 8-3/4″D
  • Temperature Limitations: Maximum 150°F/65°C.
  • FREEZING TEMPERATURES MUST BE AVOIDED