Welcome Newmarket Pre-cast Concrete Products

Newmarket Pre-Cast has been in business serving southern Ontario since 1970. We specialize in septic tanks, holding tanks, oil & grease interceptors, syphon/pumping chambers, storage sheds and retaining walls. The business was originally started in Newmarket, Ontario by Roy Weddel, Brian’s father, started in the business by installing septic tanks for customers, and by providing exceptional customer service. In those, days it was the supplier who told the customer when and if they could deliver and install their septic tanks.


  • Tank Risers
  • Garage Catch Basin
  • Model 2700 Septic 1 Piece Unit
  • Small Distribution Box
  • Model 30000 Fire/Water Storage Tank
  •  Stone Wall
  • Model 22500 Septic 2 Piece Unit
  • Model 50 - Precast Concrete Utility/Storage Unit
  • Model 18000 Holding 2 Piece Unit
  • Model 2700 Holding 1 Piece Unit