1 Gallon Non-Toxic Anti-Freeze

The Utility Manufacturing 18-450 NO-FREEZ Series Anti-Freeze provides non-toxic freeze protection for hydronic heating, plumbing, and recreational vehicle systems.

Formulated for safety and performance, this propylene glycol-based anti-freeze offers effective freeze and burst protection while preventing corrosion in metal and plastic piping systems. The 18-450 NO-FREEZ Series is suitable for use in potable and non-potable systems where a non-toxic, environmentally responsible solution is required.

• Model number 18-450 identifies this Utility Manufacturing NO-FREEZ Series Anti-Freeze packaged in a 1-gallon container.
• Non-toxic formula designed for safe use in systems where incidental contact with potable water may occur.
• Provides reliable freeze and corrosion protection for plumbing, hydronic, and recreational vehicle systems.
• Ready-to-use solution requires no dilution and delivers long-lasting protection in low-temperature conditions.

Technical Data & Specifications

• Manufacturer: Utility Manufacturing Company
• Series: NO-FREEZ
• Model Number: 18-450
• Product Type: Non-Toxic Anti-Freeze Solution
• Container Size: 1 gallon (3.78 liters)
• Base Material: Propylene glycol
• Color: Pink or red (varies by batch)
• Odor: Mild or neutral
• Formulation Type: Pre-mixed, ready to use
• pH Range: 8.0 – 10.0 (typical)
• Freeze Protection: Up to -50°F (-46°C) depending on system concentration
• Boiling Point: >212°F (>100°C)
• Specific Gravity: Approximately 1.03 at 60°F
• Corrosion Protection: Inhibited for ferrous and non-ferrous metals including copper, brass, and steel
• Applications: Hydronic heating systems, plumbing lines, solar heating loops, RV and marine water systems
• Toxicity: Non-toxic; formulated with food-grade propylene glycol
• Compatibility: Safe for use with most metals, plastics, and elastomers
• Storage Temperature: Store above 32°F (0°C) in sealed container
• Compliance: Meets ASTM D1384 corrosion standards and FDA GRAS (Generally Recognized as Safe) classification for propylene glycol
• Warranty: Utility Manufacturing Limited Warranty against manufacturing defects

Features & Benefits

• Provides effective freeze and burst protection in hydronic and potable water systems.
• Non-toxic propylene glycol formula is safe for residential and RV use.
• Pre-mixed, ready-to-use solution simplifies maintenance and seasonal preparation.
• Protects metal components from rust, scale, and corrosion.
• Compatible with a wide range of plumbing materials including copper, PEX, and PVC.
• Environmentally friendly and biodegradable formulation for responsible disposal.