Sales Inquiries

All Refrigerants purchased from A S Trust or any of its distributors shown below, will have an ETL numbered seal on each cylinder supplied. This is affixed at the blending facility designated by A S Trust and Certified by Intertek to insure against fraud or counterfeit.

Without the appropriate ETL seal the contents of any cylinder supplied is not an A S Trust product.

Enquiries About Production and Sales in the USA Should Be Directed to:

AS Trust
Mr. Richard Maruya.

Phone: (808) 561-4688
Email: richard@astrust.com

Enquiries About Production and Sales in the EU Should Be Directed to:

AS Trust EU Agent

Dr. Jörg Blachutzik
Location:  Würzburg/ Germany 
Phone: (0049) 178 520 1646