Boiler System Treatments
Various Boiler system cleaners, pH balance, rust and scale prevention, system leak stops.
Shop By
Dear Valued Customer,
We appreciate your interest in our innovative products. As of January 1, 2018, The U.S. Environmental Protection Agency (EPA) requires buyers of regulated refrigerants containing CFCs, HFCs or HFOs to be certified technicians or registered wholesalers.
For TECHNICIAN
- Please complete a short form online and
- Upload your license (Section 608 Technician Certification).
For WHOLESALER
- Please fill out an online application,
- Upload your company's tax-exempt form,
- Provide Section 608 certified technician's license of an employee, an associated contractor, or proof of authorization to accept and store refrigerants.
You will be notified via email oncec approved (usually within two business days) that you may purchase refrigerants.
Thank you!
Comstar International Inc.
Refrigerant Purchase Certification Form
Dear Customer,
We appreciate your interest in ComStar's effective and innovative products.
Please note that the item you have placed in your cart is considered a hazardous product and cannot be returned unless the receiver has a hazmat shipping license. Most hazardous materials may not be returned by mail.
