4x8 End Feed (H-20) Flow Diffusers

Our 4'x8' Concrete Flow Diffusors offer an excellent means for sub-surface wastewater disposal.  The large chamber footprint, coupled with precast concrete's unmatched durability, enable contractors a fast installation and backfill process.  Meanwhile, providing nearly 140 gallons of surge capacity (per chamber) for high demand circumstances.  Maine State Sub-Surface Wastewater classifies the following disposal areas:

Trench Configuration, Side-Feed Flow Diffusor Only

  • Utilize stone bed, 1-foot wide on 4-ft side(s) =  77 sq-ft / device
  • Neighboring trench requires 3ft separation between stone bed edges

Cluster Configuration

  • Each chamber = 64 sq-ft 
  • Stone perimeter is not required

H-20 Model: Reinforced with additional rebar for driveways and parking lot installation

Specs
  • Category: Leaching Products
  • Use: Commercial, Residential
  • Class: H-20
  • Type: Concrete
  • Weight: 2,225 lbs
  • Capacity: 140 Gal
  • Interior Dimensions: 3'-4 3/4" x 7'-4 3/4" x 9"
  • Exterior Dimensions: 4' x 8 x 1'-1"
  • Invert Out: 6.5"
  • Invert In: 6.5"
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4x8 Endfeed (H20) Chamber

Our 4'x8' Concrete Flow Diffusors offer an excellent means for sub-surface wastewater disposal.  The large chamber footprint, coupled with precast concrete's unmatched durability, enable contractors a fast installation and backfill process.  Meanwhile, providing nearly 140 gallons of surge capacity (per chamber) for high demand circumstances.  Maine State Sub-Surface Wastewater classifies the following disposal areas:

Trench Configuration, Side-Feed Flow Diffusor Only

  • Utilize stone bed, 1-foot wide on 4-ft side(s) =  77 sq-ft / device
  • Neighboring trench requires 3ft separation between stone bed edges

Cluster Configuration

  • Each chamber = 64 sq-ft 
  • Stone perimeter is not required

H-20 Model: Reinforced with additional rebar for driveways and parking lot installation

285030

Data sheet

Weight
2,225 lbs
Capacity
140 Gal
Interior Dimensions
3'-4 3/4" x 7'-4 3/4" x 9"
Exterior Dimensions
4' x 8 x 1'-1"
Invert Out
6.5"
Invert In
6.5"

Specific References

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4x8 Endfeed (H20) Chamber

4x8 Endfeed (H20) Chamber

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