Precon Products

Simi Valley, US 93065


About Precon Products


Simi Valley, US 93065
(805) 527 – 0841
(800) 882 – 3399

More Info on Precon Products

Precon Products provides innovative and cost-effective solutions for heavy civil infrastructure construction projects. Producing a number of standard and custom precast concrete items including wet and dry utility vaults, manholes, reinforced concrete pipe, foundations, and stormwater treatment units, with a special emphasis on stormwater detention/infiltration systems. In addition, Precon is a licensed engineering contractor allowing us to install everything we produce, giving us a unique ability to combine construction and manufacturing within a single operation.

Products and Press Releases

Stormwater Management

StormPrism Vault (SPV)

July 22, 2022
StormPrism Vault (SPV) is a precast concrete, underground stormwater storage system by Pre-Con Products. The box culvert style system can be made watertight and is ideally suited...
Stormwater Management

StormPrism EQ & DW

May 16, 2022
The StormPrism EQ underground stormwater storage system can be configured as detention, retention, or infiltration. When it comes to infiltration, there are 2 choices: infiltrate...

Articles & News


Williams Ranch Case Study

Dec. 20, 2021
New StormPrism EQ® precast infiltration system provides the right solution for Santa Clarita Residential Development.

Videos & Resources

Stormwater Management

StormPrism EQ Installation at Williams Ranch – Santa Clarita, CA

March 7, 2022
Video that covers StormPrism EQ stormwater storage system and the benefits it can provide.

StormPrism EQ

Dec. 6, 2021