HECAT PULSATOR FLUSH GUN + 4 KIT (1185044) - Pulsator Flush Gun with 4 Gallons of SAFE-FLUSH The PULSATOR FLUSH GUN is the Most Economical Offering of the Highly Effective Pulsator Flushing Process. Simple Use, with Limited Features, and No Adapters Required. Perfect for DIY, General Repair, HVAC Line Sets, and So Much More I Gal. Capacity, 2 Rubber Tips, Ships and Stores in Recovery Bucket Flush A/C Components or Oil Coolers Made in USA