• The TR1 is made of HDPE.
  
•   Non-corrosive high-density polyethylene.
  
•   Features easy snap-together construction. 
  
•   Includes trench, grate, snap-on end caps.
  
•   Easy-out bottom drains for 2", 3", or 4" pipe. 
  
•   TR-1 is 6.75" wide at the base.
  
•   36" long on each side, and 5" deep. 
  
•   Molded-in ribs for exceptional rigidity.
  
•   235 p.s.i. industrial strength.
  
•   H-20 Wheel Load Rating (Heavy Traffic).
  
•   Grate complies with Americans with disabilities.
  

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