Mainstream Engineering - Fast, accurate, and easy to use, QwikCheck provides an early warning of acid problems. The Yellow to Red color change allows you to easily and clearly communicate the need for action to the equipment owner.
Color change indicates pass/fail
Tests for inorganic acids to the ARI-700 limit of 1ppm
Works with all refrigerants & oils
Meets EPA venting regulations
Unique patented disposable design
US Patents #6,514,765 & #6,825,040
Warning: this product contains a chemical known to the State of California to cause cancer. P65Warnings.ca.gov
‡Ductless Stock Up and Save offer valid thru May 31, 2019 at participating CE locations. Account must be active and in good standing condition to qualify for terms. Excludes special pricing and all accessories. Special quotes, OEM parts & job pricing excluded. Not valid on previous purchases. Offer cannot be combined with other offers or programs. Management reserves the right to modify or end this promotion at any time without notice. Orders must be placed and taken delivery by May 31, 2019.