About Us

R.F. MacDonald Co. has been in business since 1956. We service and sell boilers, pumps, composites and accessories for commercial and industrial applications. Our employees are full-time mechanical engineers, sales engineers, parts experts and field service personnel. Allow us to assist you in your equipment selections, installation planning, layout, permitting and project supervision.

General Engineering Contractor A-1
CA: C-4 | NV: C-1

Contractor License
CA: #220117 | NV: #0042816

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Recent Posts

The Lowdown on Low-Water Volume, Low-Mass Boilers

All boilers designed for steam production have several

Remaining 2020 Boiler & Pump Training Classes Canceled

Due to the COVID-19 crisis and social distancing

Taco Pumps Project Builder App for Hydronic Engineers

Taco Comfort Solutions Introduces Accessible Online Pump &

Contact Info

25920 Eden Landing Rd.
Hayward, California 94545