ECCO is continuing to follow best practices as outlined by the CDC and other local health organizations to minimize the risk to our employees, our customers and our community.

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A Y M Bypass Meter Bar-Single Residential

AYM Bypass Meter Bar Residental

A.Y. McDonald Mfg. Co.’s patented bypass meter bars have been a staple to our gas product line since the year 2006. Since then, demand for bypass technology has only increased as gas utilities find the many benefits to taking this route. Consider A.Y. McDonald Mfg. Co. your go-to manufacturer for residential bypass meter bars.

Single residential version
– Cast iron & brass construction
– 3/4” or 1” connections
– FNPT side inlet x side insulated union outlet
– 5 PSI rated valves
– For up to class 425 meters
– Black, zinc coated or painted
– 6” Centerline


AYM Catalog

A Y M Bypass Meter Bar-Single Residential

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With heavy hearts, we announce the passing of our founder James (Jim) Bell.

Jim passed away on June 15, 2021. He will be greatly missed by his colleagues, family, friends and the many people he impacted over his 89 years of life. His full obituary can be found here.

In observance of his passing, all ECCO/GASCO offices will be closed, Friday, June 18.