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Experience makes all the difference. 

Mayer Brothers has been in business for over 50 years. Since 1959, we have been manufacturing precast concrete products for Maryland, Virginia, and the District of Columbia. Located in Elkridge, MD, conveniently between Baltimore and Washington, we stock an extensive line of septic, storm, and utility products, and can manufacture custom precast items of all shapes and sizes.  
Mayer Brothers is the licensed distributor of HOOT residential products in the state of Maryland. For systems over 1,500 gallons per day, contact HOOT directly.
OSIS is our service company that maintains all of the HOOT systems, as well as other advanced treatment technologies in the state. For more information about OSIS service contracts, go to
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