Anti-Freeze and Heat Transfer Fluid

• Formulated for CPVC Fire Lines
• NFPA Compliant Glycerine
• Premixed Anti-Freeze
• Burst Protection to -50°F (-46°C)
• Generally Recognized as Safe

FROST-PROOF GL48 Anti-Freeze is a non-toxic, glycerine based anti-freeze for all types of wet fire sprinkler systems, including CPVC, that provides burst protection to -50°F (-46°C).  FROST-PROOF GL48 is a 48% pre-blend that conforms to NFPA standards to allow for direct replacement of anti-freeze in the system.  No dilution is required.

FROST-PROOF GL48 is nonflammable and non-corrosive. FROST-PROOF GL48 will not support bacterial growth in the system and eliminates the possibility of contaminating domestic and potable water systems. FROST-PROOF GL48 Anti-Freeze Solution is “Generally Recognized as Safe” (GRAS) by the Federal Food and Drug Administration. All fire protection systems that use FROST-PROOF GL48 need to conform to local, state and NFPA requirements.

FROST-PROOF GL48, when used undiluted, will protect against freeze damage and ensures flow in the system.  See freeze protection chart below.

Made in the U.S.A.