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Phone: (800) 877-1792
Monday-Friday 8am-5pm (Pacific Time)

Testing Center
​Phone: (800) 877-1792, extension 2
Monday-Saturday 6am-7pm (Pacific Time)

General Inquiries Email: [email protected]

Special questions regarding refrigerant usage, requirements, equipment, etc, please call: (800) 877-1792, ext 3

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