

The 5 Gallon ProTek-100™ Glycol (Part Number: PG-100-5) is a high-quality industrial heat transfer fluid and antifreeze suitable for use in potable water systems. With a strength of 70%, it provides burst protection down to -100°F. Designed for the B85-550 model, it offers excellent thermal conductance, corrosion protection, and long-term stability. Installation is a breeze and can be done in under 20 minutes with common tools.