Keller-Heartt News Blog

Propylene Glycol

Adding the right mixture of propylene glycol to a building’s HVAC system can help it work efficiently and protect it against frozen pipes.

Keller Heartt Collaborator Dec 15, 2023

Propylene Glycol

Learn the difference between Ethylen and Propylene Glycol

Keller Heartt Collaborator Nov 10, 2023

Coolant

Truegard® Propylene Glycol is an affordable alternative to DOWFROST™. Here are some of the advantages of going with TRUEGARD from Keller-Heartt.

Keller Heartt Collaborator Jul 14, 2023

Coolant

Protecting heavy-duty engines with the right coolant or antifreeze is critical. Here are handy resources to help you shop and save.

Keller Heartt Collaborator Jul 7, 2023

Keller-Heartt Oil Blog