DIY CATCH BASIN EXTENSION USING CONCRETE BRICKS 

You do not have to buy $400 - $500 catch basin extensions just to increase your catch basin box by around 4 - 8". In this video I will show you how we used 8" x 4" bricks as a good alternative for a catch basin extension.
Precast concrete catch basin extensions are very expensive. They are good just very pricey.
Buy Portland Cement / Grout using my link below (helps with my channel):
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#catchbasin #precast #brick