1. How to Use the Passive Treatment Sock
Sound Environmental Concepts, LLC
How to Use the Passive Treatment Sock
6” diameter. pipe
Access Port
Passive Treatment Sock
Dirty Water In
To biofiltration or gravity settling
Pipe Cartridge Housing System
Passive Treatment Sock 1-lb.
Specifications:
Length 36 Inches
Width: 5 in. diameter
Fabric: Woven polypropylene
Chitosan: 1.0 lb (dry weight)
Treatment: 100,000 1 mg/L
Passive Treatment Sock 2-lb.
Specifications:
Length 72 Inches
Width: 5 in. diameter
Fabric: Woven polypropylene
Chitosan: 2.0 lb (dry weight)
Treatment: 200,000 1 mg/L

2. Passive Treatment Socks Connected to a Common Rope Tether in Series
Trough, Conveyance Channel or Pipe
For applications where more than one Sock is needed simply connect them to a common rope
Passive Treatment Socks Connected to a Common Rope Tether in Parallel
For wide channel installation simply connect Socks in parallel
Direction of Flow

3. Passive Treatment Sock
Hose bands
Direction of Flow
Flow
Pump dirty water in
3-inch lay-flat hose (fire hose)
6-inch Female CamLoc Cap reduced to 3-inch hose barb
10-foot length of 6-inch diameter lay-flat (or flexible) hose
Lay-Flat (or Flexible) Hose Passive Treatment Sock Housing Unit Detail
Disperse treated water in vegetated areas for dispersal/biofiltration or allow to gravity settle in pond
Passive Treatment Socks
10-foot length of 6-inch diameter lay-flat (or flexible) hose
Pump dirty water in
Flow
Direction of Flow
6-inch Female CamLoc Cap reduced to 3-inch hose barb
6-inch Female CamLoc Cap reduced to 3-inch hose barb
Lay-Flat (or Flexible) Hose Lactate Cartridge Housing Unit Detail
Direct treated water to dewatering filter bag, biofiltration field or allow to gravity settle in pond or tank

4. Engineered SEC Settling Basin Design
Side View
Top View
Sock Holder
Engineered SEC Settling Basin Design
Crushed Rock Dam
Discharge Structure

5. Passive Treatment Sock
Pump
Stormwater Detention Basin Treatment

6. Passive Treatment Sock APPLICATION CURVE – TURBIDITY VS FLOW RATEUS
GPM
100
200
300
400
500
600
700
800
TURBIDITY
NTU
1250
1500
1750
2000
2250
2500
1000
750
250
1 -2 Cartridges
2-3 Cartridges
3-4 Cartridges
4+ Cartridges
Passive Treatment Sock APPLICATION CURVE – TURBIDITY VS FLOW RATE
pH Range