Allegro Industries 9820-09 Low Pressure Airline Pressure Relief Valve 51” x 121” Turn adjustment knob fully clockwise

Turn adjustment knob fully clockwise for maximum sand flow

Dual-hub wire rope sheaves

Mfg #034-0242RP

Standard Knife Size (L x W x T) (In

Allegro Industries 9820-09 Low Pressure Airline Pressure Relief Valve 51” x 121” Turn adjustment knob fully clockwiseNeed Help? Our customer service team is here for you. Frequently Asked Questions Contact Us Description This is a perfect, low cost and portable means of cooling breathing air while keeping workers comfortable and productive for hours. The system is capable of reducing the air temperature from 180F to as low as 50F. The cooling system is connected to the Ambient Air Pump through a 5' long inlet supply airline using a heavy duty chicago style coupler.