Product Marking Requirements

Product marking shall meet the requirements of ASTM F 442 and the Listing agency. Marking shall include: the phrase GF Harvel BlazeMaster (or the manufacturers’ trademark when privately labeled); the nominal pipe size; the type of material and material designation code; the SDR series and pressure rating for water (SDR 13.5; 175 psi @ 150 F); the ASTM designation F 442; the logo of the Listing and Approval agencies (UL, FM, LPCB, etc.); the independent laboratory’s seal of approval for potable water usage (NSF-pw); the date and time of manufacture; and the UL assigned control number (2N95).