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PRECAST PRODUCTS 

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Drywells+ 

retainage 

tanks  

Dry wells are underground chambers with perforated walls designed to collect unwanted water and slowly drain  back into the ground. 

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Retainage tanks are exactly like drywalls, but with solid walls in order to collect and hold water 

DRYWELL + RETAINAGE RING  SIZES: 

4' round x  3' height 

6' round x 4' height 

6' round x 2' height 

8' round x 4' height 

8' round x 2' height 

Specifications

Grainy Surface

4'

4 Foot Drywells 

& Retainage Tanks 

4' Round x 3' Height 

Weight: 1800 lb 

Capacity : 195G 

6'

6 Foot Drywells 

& Retainage Rings 

6' Round x 4' Height 

Weight: 3060 lb 

Capacity : 850G

8'

8 Foot Drywells 

& Retainage Rings 

8' Round x 4' Height 

Weight: 4885 lb 

Capacity : 1500G

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