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Diamond Precast - Product Specs

Quality, Service, & Performance

If you’re in need of innovative concrete products that have been specifically designed to perform better than their counterparts, look no further than Diamond Precast.

Diamond Precast works with homeowners, contractors, developers, civil engineers, utility districts, and local government to provide the highest quality products and services.

View Our Spec Sheets

Precast septic tanks, manholes & more.

Diamond Precast Products

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24" Heavywall Inlet PDF Drawing

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24" Thinwall PDF Drawing

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36" Storm Manhole PDF Drawing

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48" Heavywall Sump Base PDF Drawing

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48" Sanitary Manhole PDF Drawing

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48" Storm Manhole PDF Drawing

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60" DIA Eccentric Flattop PDF Drawing

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60" Reducing Manhole PDF Drawing

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500 Gal Pump Chamber PDF Drawing

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1000 Gal Pump Chamber PDF Drawing

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Adjusting Rings PDF Drawing

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Commercial Septic Tanks PDF Drawing

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Grease / Oil Interceptor PDF Drawing

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Residential Septic Tanks PDF Drawing

Contact Diamond Precast

Please fill out our short request form below, or call us at (810) 422-9146 to discuss your project. Thank you for considering Diamond Precast.