COMSTAR Antifreeze: Frost Free I-40, Not Food Safe, 40% Concentration, Clear
The COMSTAR Frost Free I-40 is an ethylene glycol antifreeze supplied in a 55-gallon drum. This product has a 40% concentration and is not food safe. It is identified by manufacturer part number 35-801.
SKU 3G-OTH-72559
Need installation or engineering help?
Ask a question
Product Description
The COMSTAR Frost Free I-40 is an ethylene glycol antifreeze supplied in a 55-gallon drum. This product has a 40% concentration and is not food safe. It is identified by manufacturer part number 35-801.
Frequently Asked Questions
What is COMSTAR Frost Free I-40 used for?
COMSTAR Frost Free I-40 is an ethylene glycol antifreeze used in industrial heating and cooling systems to prevent freezing and corrosion. It is not food safe, making it suitable for closed-loop HVAC, process chillers, and boiler systems where incidental food contact does not occur.
What are the specifications of COMSTAR Frost Free I-40?
COMSTAR Frost Free I-40 is a 40% concentration ethylene glycol antifreeze supplied in a 55-gallon drum. It is clear, not food safe, and carries manufacturer part number 35-801. The product belongs to the Frost Free I-40 series and is designed for industrial freeze protection.
Where to buy COMSTAR Frost Free I-40 worldwide?
3G Electric supplies COMSTAR Frost Free I-40 worldwide. As a global industrial solutions provider, we handle full logistics and customs clearance to deliver this 55-gallon drum of ethylene glycol antifreeze to your facility. Contact us for a quote and delivery lead time.
How to select the right concentration of COMSTAR antifreeze?
Select COMSTAR Frost Free I-40 at 40% concentration for freeze protection down to approximately -24 °F (-31 °C) in most systems. Always consult the system manufacturer's guidelines and local climate conditions. For lower temperatures, a higher concentration may be needed, but avoid exceeding 60% for optimal heat transfer.
Used in
Common applications for COMSTARCOMSTAR Products
3G Electric supplies COMSTAR ethylene glycol. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.













