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Kirkland Signature (Costco) Premium Dishwasher Pacs

Ratings Scorecard

Test Results

Cleans dishes

Cleans dishes

Gauges how well a detergent removed a caked-on puree of foods from glass dishes.

 /  5
Resists film, discoloration

Resists film, discoloration

Ability of the detergent to prevent deposit of minerals.

 /  5

About

The Kirkland Signature (Costco) Premium Dishwasher Pacs is part of the Dishwasher Detergents test program at Consumer Reports. In our lab tests, Dishwasher Detergents models like the Premium Dishwasher Pacs are rated on multiple criteria, such as those listed below.

Cleans dishes Gauges how well a detergent removed a caked-on puree of foods from glass dishes.

Resists film, discoloration Ability of the detergent to prevent deposit of minerals.

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