Description: This product is designed for the addition of a glycol solution to closed-loop chilled or hot water systems. The design allows for the automatic addition of a glycol solution that ...

Rohr will discuss the chemical nature of glycol during a one-hour "Coffee with Caleffi" webinar The one-hour educational webinars are free and are intended for contractors, designers and wholesalers ...

Antifreeze is one word that hydronic system owners should understand. For the hydronic HVAC contractor, this antifreeze is more accurately described as the heat transfer fluid necessary for the proper ...