Tight. Right. Every Time.

Tight. Right. Every Time.

A standard service saddle with a conventional bolt simply must be assembled to the water main, thread the bolt through, and then torque it to the correct specification.

A.Y. After Hours

A.Y. After Hours

The secret behind A.Y. McDonald’s superb products and services lies within the passion and devotion of our people.

Tapping Into Innovation

Tapping Into Innovation

Since 1856, A.Y. McDonald has adopted the role of being problem solvers for the industry.

99 Fittings in Your Hand

99 Fittings in Your Hand

A mechanical compression connection is a joint that is created by tightening a female threaded nut onto a male threaded body, thus compressing a rubber seal and retaining ring.