The 55 gallon Glycerin Free RV & Marine Antifreeze -50 is a Red / -50°F Glycerin‑Free RV & Marine Antifreeze from Prime Guard based on Propylene glycol based, glycerin‑free technology, formulated for use in not for vehicles; rv plumbing & marine systems. It is supplied as a full-strength concentrate that should be mixed 50/50 with distilled water before use and provides burst protection to -50°f; corrosion protection.

• Brand: Prime Guard
• Product Type: Glycerin‑Free RV & Marine Antifreeze
• Color / Formula: Red / -50°F
• Formation: Propylene glycol based, glycerin‑free
• Type: Non‑Toxic RV/Marine Antifreeze
• Dilution: Ready‑to‑Use
• Container Size: 55 gallon
• Pack Size: 1
• Vehicle Compatibility: Not for vehicles; RV plumbing & marine systems
• Protection Features: Burst protection to -50°F; corrosion protection
• Specification / Performance Level: Manufacturer does not specify
• Freeze/Burst Rating: -50°F burst; slush ~+10°F
• SDS Composition: Propylene glycol, water, corrosion inhibitors, dye (glycerin‑free)

• Recreational vehicles and motorhomes
• Travel trailers and fifth wheels
• Marine engines and boat cooling systems
• Plumbing and water systems in RVs
• Seasonal winterisation applications

Compatible with RV & marine potable water systems

This product meets the following specifications: Manufacturer does not specify. Keep out of reach of children and pets. Dispose of used coolant in accordance with local environmental regulations — do not pour down drains or onto the ground.