GSW Grease Trap 35 G.P.M. / 70 Lbs Size, 4" Connection Size, NSF, PDI, CSA Certified Equipment_Repair Part Aluminum material is very helpful

Aluminum material is very helpful in this situation because this rack is used to store heavy food cans

the sound is from the air collision

4 Speeds Control Unit for Awoco 6" or 8" Inline Blower Unit ONLY- The Blower unit is NOT included

Cam-rise action reduces gasket wear

Model: AAR-40

GSW Grease Trap 35 G.P.M. / 70 Lbs Size, 4" Connection Size, NSF, PDI, CSA Certified Equipment_Repair Part Aluminum material is very helpfulInjection molded in high quality thermoplastics New quick connect latching system and removable baffles allows for easy cleaning Recess extension risers are available 35 G. P. M 70 Lbs Size 4 Connection Size 35 G. P. M (2. 2 liters sec) Flow Rate Actual grease capacity: 138. 5 lbs (62. 8 kg) Shipping weight: 53. 6 lbs (24. 3 kg) Dimensions: 31L x 23. 5W x 17. 5H NSF Certified PDI Certified CSA Certified Model number: 3935A04