ComStar International Inc. manufactures the most comprehensive product line of environmentally safe, industrial strength chemical products for trade professionals
For over 50 years, ComStar has been a leader in developing, manufacturing and marketing over 360 proprietary products designed specifically for a breadth of applications used worldwide in the HVACR, plumbing, commercial and industrial maintenance industries
ComStar is proud to be a business that uses smart-g rowth strategies and consistently employs talented individuals and strategic partners.
Industrial Petrolic Corporation (IPC) was formed in New York in 1970 as a manufacturer and distributor of specialty chemical products for professionals in the heating and plumbing industries

In 1990, a group of investors founded ComStar to acquire IPC and expand the product line from 100 to over 360 products. Comstar diversified its offerings not only to the HVACR (heating, ventilation, air conditioning and refrigeration) industries, but also the hospitality, train, automo- tive, indoor air quality, precision parts and building maintenance industries

Comstar 90-311

Mainstream Engineering F50-15 2 Second QuickCheck Oil Acid Test kit

Mainstream Engineering F50-15

Parker RTK POE Oil Test Kit,

Parker RTK

Nu-Calgon 4320-W8 Phase III Oil Test Kit,

Nu-Calgon 4320-W8

Nu-Calgon 4996-0 Refrigeration oil analysis is an exceptional tool for the refrigeration and air conditioning mechanical contractor or equipment owner. Through an analysis of system oil, it can detect the potential for problems such as metal wear, burnouts, etc. Because system compressors can experience significant changes in operation, these changes can usually be seen and detected through an analysis of the system oil. The potential for downtime, burnouts, costly oil changes, etc. can be minimized through regular maintenance that incorporates regular or ongoing testing of the refrigeration oil. Use the Nu-Calgon Total Lube Oil Analysis Kit and benefit from its results.

• Use Nu-calgons total lube oil analysis test kit to stay on top of the management of your refrigeration oil needs
• Timely and accurate
• Reduces downtime and costly oil changes
• Avoid system failures and burnouts
• Secure metal container for oil sample
• Durable mailer

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Nu-Calgon 4996-0

RectorSeal 45016 Acid-Away Compressor Burnout Acid Neutralizer 1.5 oz.

RectorSeal 45016