Drain Guard 

  • Drain Guards are designed for below-grate installation and stay intact in areas with high vehicle traffic.
  • Inexpensive and easy-to-use Best Management Practice (BMP)
  • Comply with NPDES and EPA standards (40 CRF 122.26)

Drain Guard FAQ

  • I​nexpensive and easy-to-use Best Management Practice (BMP)
  • Comply with strigent NPDES & EPA standards (40 CFR 122.26)
  • Below-grate design stays intact in areas with high vehicle traffic
  • Overflow outlets
  • Oil-capturing options available
  • 20" deep accumulation pocket collects oil (optional), sediment and other contaminants

Sizes

 Part #               Dimensions                  Capture Rating       3595                      48"X36"                                40 lbs         
3596                       60"x60"                                40 lbs

*Custom sizes available on request

Material Specs

PROPERTIES                   ASTM TEST                   VALUE             
Grab Tensil                         D4632                         205 lbs 
CBR Puncture                     D6241                        500 lbs
Elongation                           D4632                        50%
Trapezoid Tear                   D4533                        80 lbs 
Permittivity                         D4491                        1.4 sec 
Flow Rate                            D4491                        145 gm
A.O.S (U.S. sieve no.)         D4750                         80    
UV Stability 500 hours      D4355                         70% (strength retained)
Fabric Weight                     D5261                          8 oz/yd2

  1. Remove catch basin grate
  2. Clean dirt and debris from grating ledge
  3. DP drain guard over the catch basin opening with the bag side of the filter inside the basin
  4. Replace the grate, securing the filter's fabric between the grate and the catch basin
  5. Cut the excess fabric off with a blade of knife if desired.
  • The level of accumulated sediment can be determined by probing with a measuring stick.
  • When the unit is approximately half full, it should be emptied, cleaned and reinstalled.
  • Drain guard may be heavy and require more than one person to lift out
  • The drain guard should be inspected on a regular basis for rips or tears

Drain Guards High flow

If you need higher flow rate, check out our Drain Guards High Flow

Drain Guard High flow

Call Us:

208-270-1225

Mail Us:

DP Drain Guards
PO BOX 406
Rigby, Idaho 83442

Email Us:

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