Nutrient Separating Baffle Box - Sizing

Nutrient Separating Baffle Box » Sizing

Following is a standard chart for sizing the Nutrient Separating Baffle Box based upon pipe size.

PIPE SIZING CHART

Use this as a general sizing chart.

NSBB Model Allowable Pipe Size Diameter Basket Width
NSBB Model # 4-6.5-72 Up to 18” 28”
NSBB Model # 4-8-84 Up to 18” 28”
NSBB Model # 5-10-84 Up to 30” 36”
NSBB Model # 6-12-84 Up to 36” 42”
NSBB Model # 8-12-96 Up to 48” 52”
NSBB Model # 8-14-96 Up to 54” 52”
NSBB Model # 10-14-96 Up to 60” 76”

PIPE VELOCITY CHART

Use this chart as a guide to maintain ideal entrance velocities.

Pipe Size Diameter Max Flow for 6FPS Entrance Velocity
8 inches 2.1 CFS
12 inches 4.7 CFS
18 inches 10.6 CFS
24 inches 18.8 CFS
30 inches 29.5 CFS
36 inches 42.4 CFS
42 inches 57.7 CFS
48 inches 75.4 CFS
54 inches 95.4 CFS
60 inches 117.8 CFS

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