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Meter Set Valves

Reduce GHG Emissions, Reduce Costs, and Eliminate Leaks With Lyall’s Meter Set Valves

 LYCO® A9 Valves and LYCOSAVER® Bypass Valves are designed to make installation easy with minimal to no disruption to the customer.

 LYCO® A9 Valve 

LYCO® A9 Valves feature a one-piece, no-leak design perfect for retrofits. The positive open/close outlet valve reduces liability while the bypass port means service crews no longer have to access customers’ homes to relight appliances.

  • No Leak Points - reduces stray GHG emissions
  • Positive stops at full-port opening and shut-off
  • Eliminates the need for rubber bags during change-out, reducing GHG emissions

Key Specifications

  • One-piece 90° Meter Swivel Valve w/ 1” FPT Outlet
  • Zinc-plated
  • Meets or Exceeds ASME B16.33 and B16.44
  • Positive Lockout and Bypass Capabilities
  • Valve Body Machined from 1018 Bar Stock
  • Soft Seat Cylinder Design Requires No Lubrication
  • Available Options:
    • Meter Swivel Sizes #1 Sprague (1A), 10L, 20L, 30L and 1” Pittsburgh (EMCO)
    • Insulated unions in ¾” FPT and 1” FPT sizes
    • Outlet Connection in 1-1/4” FPT


              Download the Brochure                  The  A-9 Helps Reduce GHG Emissions

              2014 LYCO A9 Valve Brochure Image.jpg                            2015 A-9 Emissions.jpg


LYCOSAVER® Bypass Valve

Residential Meter Sets featuring LYCOSAVER® bypass valves eliminate customer relight calls, and reduce the cost of future retrofitting, while allowing for uninterrupted service during repairs or change-outs. Plus, compared to other similar devices, LYCOSAVER® delivers the highest flow capacity with the least amount of pressure drop.

  • Improved safety and usage over conventional bypass line air-purge methods
  • Eliminates the need for rubber bags during change-outs

             LYCOSAVER Swivel_Cutaway 165 x 165.jpg


Key Specifications   

  • Meets applicable design requirements specified in the Code of Federal Regulations, ANSI, DOT, and ASTM
  • Precision ANSI specified malleable fittings and medium density PE internal parts
  • Durable steel pipe construction
  • Unique design allows for vertical or horizontal installation
  • No internal moving parts during continuous service 


            Download the Brochure

         2014 Lycosaver Brochure Image.jpg

Meter Set Valves Products

LYCOSAVER Steel Fitting Style

View Sizes

Outlet SizeInlet Size
1" NPT1" NPT
View Brochure / Installation Instructions

LYCOSAVER Swivel Style

View Sizes

Outlet SizeSwivel Size
1" NPTSprg#1A
1" NPT20LT
1" NPT30LT
View Brochure / Installation Instructions