Hours May 1st - Sept. 30th 7:30-4:30 pm Hours Oct. 1st - April 30th 7:30- 4:00pm

Since 1957, Nor Cal’s Leader of various tanks, septic and plumbing supplies

Precast & Poly Tanks, Other Concrete Products, & products from Orenco, Geoflow, EZflow & Infiltrator, and so much more!

Precast & Poly Tanks, Other Concrete Products, & products from Orenco, Geoflow, EZflow & Infiltrator, and so much more!

Merrill Precast & Supply Inc

Explore Our Products and Benefits

Various Septic & Water Tanks
Durable and reliable solutions for residential and commercial projects.
Orenco Products & Supplies, Including Advantex Systems
High-performance wastewater treatment and septic solutions.
Geoflow Drip Systems & Infiltrator Chambers
Advanced leach field options for efficient and environmentally friendly wastewater management.
We Have Everything You Need
From tanks to plumbing supplies, Merrill Precast & Supply is your one-stop shop for high-quality products and expert advice.
Contact us today to get a quote, ask questions, or schedule a delivery!system needs. With top brands like Orenco, Advantex, Geoflow, and Infiltrator, we provide everything from septic tanks and water tanks to risers, pump systems, control panels, floats, and leach field supplies.