Send a part number, a photo, or a whole BOM — we supply it and stand behind it. Worldwide shipping to 80+ countries.

COMSTAR Frost Free I-40 Ethylene Glycol, 40% Concentration, 5 gal Pail
COMSTAREthylene Glycol

COMSTAR Frost Free I-40 Ethylene Glycol, 40% Concentration, 5 gal Pail

The COMSTAR Frost Free I-40 is an ethylene glycol product supplied in a 5-gallon pail with a 40% concentration. It is a clear, non-food-safe fluid from the Frost Free I-40 series (MPN 35-799).

SKU 3G-OTH-72517

Also listed as: 35799 · 35 799

Brand
COMSTAR
Item
Frost Free I-40 Ethylene Glycol, 40% Concentration, 5 gal Pail
Category
Ethylene Glycol
Available to Order
Trade pricing by quote — replies within 24h
Qty
WhatsApp an engineerMessage via Telegram
No account needed — your quote request goes straight to our engineers. A free account lets you track quotes and re-order faster.
Worldwide Shipping
Air & sea freight
Datasheet on Request
Technical specs
1-Day Quote
Replies within 24h

Local availability & support — Singapore

Local office
20 Woodlands Link #09-05, Singapore 738733
Phone
+65 8878 8355
Delivery
Same-day or next-business-day delivery within Singapore for in-stock items; 7–14 days for factory-order parts from Europe.
Payment
Invoicing in SGD. PayNow, bank transfer, and corporate PO accepted.
Ships to
Singapore

Technical Specifications

COMSTAR
Manufacturer Part Number
35-799
Series
Frost Free I-40
Type
Not Food Safe, Clear
Pail
5 gal
Concentration
40%

Technical Documents

No technical documents available for this product.
Request documentation
Not sure this is the right part? Get a recommendation.

Need installation or engineering help?

Installation, commissioning, maintenance plans, system design, and bundled product + service quotes — one team handles the full scope.
Talk to an engineer

Ask a question

COMSTAR Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The COMSTAR Frost Free I-40 is an ethylene glycol product supplied in a 5-gallon pail with a 40% concentration. It is a clear, non-food-safe fluid from the Frost Free I-40 series (MPN 35-799).

Frequently Asked Questions

What is COMSTAR Frost Free I-40 used for?

COMSTAR Frost Free I-40 is an ethylene glycol fluid used in industrial cooling and heating systems to prevent freezing and corrosion. Its 40% concentration provides freeze protection in applications where food safety is not required, such as HVAC loops, process chillers, and hydronic systems.

What are the specifications of COMSTAR Frost Free I-40?

COMSTAR Frost Free I-40 is a clear, non-food-safe ethylene glycol supplied in a 5-gallon pail. It has a 40% concentration and is part of the Frost Free I-40 series. The manufacturer part number is 35-799. This fluid is designed for industrial freeze protection where food contact is not a concern.

Where to buy COMSTAR Frost Free I-40 worldwide?

3G Electric supplies COMSTAR Frost Free I-40 worldwide. As a global industrial equipment distributor, we handle full logistics, customs clearance, and delivery to your facility. Contact our team to source this ethylene glycol fluid for your application, with lead time provided upon request.

How to select COMSTAR Frost Free I-40 for a system?

Select COMSTAR Frost Free I-40 when you need a 40% ethylene glycol solution for freeze protection in non-food-contact systems. Verify system volume to determine the number of 5-gallon pails required. Always confirm compatibility with system materials and consult the COMSTAR technical data sheet for temperature and concentration guidelines.

Used in

Common applications for COMSTAR
Geothermal HVAC systems — COMSTAR Geothermal-E heat transfer fluid for closed-loop heat exchange
Refrigeration system maintenance — COMSTAR Moisture Trap liquid dehydrant for moisture removal in mineral oil systems
Diesel engine fuel treatment — COMSTAR Super Heat fuel additive for combustion improvement and deposit reduction
Fuel oil boiler sludge control — COMSTAR Sludge Solve additive for sludge dispersion in heating oil systems
Oil system water detection — COMSTAR water detecting paste for quick contamination checks in fuel or lubricant tanks
Biofuel storage and handling — COMSTAR BioFuel Treat 7 in 1 for phase separation and corrosion prevention in ethanol blends

COMSTAR 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.

You might also need

Burners & Combustion Pumps & Compressors Spare Parts All Products

Compatible alternatives & equivalents

Cross-referenced by specification & description
Ethylene glycol heat transfer fluid for closed-loop HVAC and industrial cooling systems. Provides freeze and burst protection at 40% concentration. Supplied in a 5-gallon pail. Not food safe; intended for non-potable applications
COMSTAR
Ethylene glycol heat transfer fluid for closed-loop HVAC and industrial cooling systems. Provides freeze and burst protection at 40% concentration. Supplied in a 5-gallon pail. Not food safe; intended for non-potable applications
COMSTAR Frost Free I-100 is a 100% concentration ethylene glycol heat transfer fluid and antifreeze. Supplied in a 5-gallon pail, it is clear and not food safe. Used in HVAC, refrigeration, and process cooling systems for freeze protection and heat transfer
COMSTAR
COMSTAR Frost Free I-100 is a 100% concentration ethylene glycol heat transfer fluid and antifreeze. Supplied in a 5-gallon pail, it is clear and not food safe. Used in HVAC, refrigeration, and process cooling systems for freeze protection and heat transfer
COMSTAR Frost Free CI-Red 40 is a 40% concentration ethylene glycol heat transfer fluid, red in color, supplied in a 5-gallon pail. It is not food safe. This fluid is used in closed-loop HVAC, industrial cooling, and hydronic systems to prevent freezing and corrosion
COMSTAR
COMSTAR Frost Free CI-Red 40 is a 40% concentration ethylene glycol heat transfer fluid, red in color, supplied in a 5-gallon pail. It is not food safe. This fluid is used in closed-loop HVAC, industrial cooling, and hydronic systems to prevent freezing and corrosion
COMSTAR Frost Free 50 is a 50% concentration ethylene glycol heat transfer fluid supplied in a 5-gallon pail. The clear, non-food-safe formulation is intended for use as a freeze and burst protection medium in closed-loop HVAC, hydronic heating, and industrial cooling systems. Manufacturer part number 35-834
COMSTAR
COMSTAR Frost Free 50 is a 50% concentration ethylene glycol heat transfer fluid supplied in a 5-gallon pail. The clear, non-food-safe formulation is intended for use as a freeze and burst protection medium in closed-loop HVAC, hydronic heating, and industrial cooling systems. Manufacturer part number 35-834
COMSTAR Frost Free I-50 is a 50% concentration ethylene glycol antifreeze supplied in a 55 gal drum. The clear, not food safe fluid is designed for freeze protection and corrosion inhibition in closed-loop industrial cooling and heating systems, including HVAC, chillers, and process equipment
COMSTAR
COMSTAR Frost Free I-50 is a 50% concentration ethylene glycol antifreeze supplied in a 55 gal drum. The clear, not food safe fluid is designed for freeze protection and corrosion inhibition in closed-loop industrial cooling and heating systems, including HVAC, chillers, and process equipment
COMSTAR Frost Free 40 is a clear, not food safe ethylene glycol antifreeze with a 40% concentration, supplied in a 55 gal drum. It is used in closed-loop HVAC and industrial cooling or heating systems to prevent freezing and corrosion
COMSTAR
COMSTAR Frost Free 40 is a clear, not food safe ethylene glycol antifreeze with a 40% concentration, supplied in a 55 gal drum. It is used in closed-loop HVAC and industrial cooling or heating systems to prevent freezing and corrosion

More from COMSTAR

View all COMSTAR parts
COMSTAR Frost Free 50 is a 50% ethylene glycol heat transfer fluid in a clear formulation. Supplied in a 55 gal drum, it is not food safe and is intended for use in closed-loop HVAC, process cooling, and hydronic systems where freeze and corrosion protection is required
COMSTAR
COMSTAR Frost Free 50 is a 50% ethylene glycol heat transfer fluid in a clear formulation. Supplied in a 55 gal drum, it is not food safe and is intended for use in closed-loop HVAC, process cooling, and hydronic systems where freeze and corrosion protection is required
COMSTAR Frost Free CI-Green 100 is a 100% concentration ethylene glycol antifreeze from the Frost Free CI-100 series. It is green in color and not food safe. This product is used in industrial heating and cooling systems to prevent freezing, requiring dilution before use in closed-loop applications
COMSTAR
COMSTAR Frost Free CI-Green 100 is a 100% concentration ethylene glycol antifreeze from the Frost Free CI-100 series. It is green in color and not food safe. This product is used in industrial heating and cooling systems to prevent freezing, requiring dilution before use in closed-loop applications
COMSTAR Frost Free 100 is a 100% concentration ethylene glycol heat transfer fluid and antifreeze. Supplied in a 5-gallon pail, it is clear in appearance and not food safe. Used in closed-loop heating and cooling systems, industrial process cooling, and other applications requiring freeze protection and heat transfer without food contact
COMSTAR
COMSTAR Frost Free 100 is a 100% concentration ethylene glycol heat transfer fluid and antifreeze. Supplied in a 5-gallon pail, it is clear in appearance and not food safe. Used in closed-loop heating and cooling systems, industrial process cooling, and other applications requiring freeze protection and heat transfer without food contact
COMSTAR Frost Free CI-50 is a 50% concentration ethylene glycol antifreeze, red in color, supplied in a 55-gallon drum. It is not food safe and is used in closed-loop heating and cooling systems to prevent freezing and corrosion. Typical applications include HVAC, process cooling, and hydronic systems
COMSTAR
COMSTAR Frost Free CI-50 is a 50% concentration ethylene glycol antifreeze, red in color, supplied in a 55-gallon drum. It is not food safe and is used in closed-loop heating and cooling systems to prevent freezing and corrosion. Typical applications include HVAC, process cooling, and hydronic systems
COMSTAR Frost Free I-40 is a 40% concentration ethylene glycol antifreeze supplied in a 55-gallon drum. The clear fluid is not food safe and is intended for use in closed-loop HVAC systems, process chillers, and boiler systems to provide freeze protection and corrosion inhibition
COMSTAR
COMSTAR Frost Free I-40 is a 40% concentration ethylene glycol antifreeze supplied in a 55-gallon drum. The clear fluid is not food safe and is intended for use in closed-loop HVAC systems, process chillers, and boiler systems to provide freeze protection and corrosion inhibition
COMSTAR
COMSTAR
COMSTAR Frost Free CI-Green 35 is a 35% concentration ethylene glycol antifreeze, green in color, and not food safe. It is used in closed-loop HVAC, chiller, and process fluid systems to prevent freezing in applications where food contact is not required
COMSTAR Frost Free CI-Green 30 is a 30% concentration ethylene glycol heat-transfer fluid, colored green. It is not food safe and is intended for use in closed-loop HVAC, process cooling, and solar thermal systems where freeze protection is required
COMSTAR
COMSTAR Frost Free CI-Green 30 is a 30% concentration ethylene glycol heat-transfer fluid, colored green. It is not food safe and is intended for use in closed-loop HVAC, process cooling, and solar thermal systems where freeze protection is required
COMSTAR Frost Free I-50 is a 50% concentration ethylene glycol antifreeze supplied in a 5-gallon pail. The clear, not food safe formulation is used in closed-loop HVAC systems, chillers, and process equipment to prevent freezing and corrosion
COMSTAR
COMSTAR Frost Free I-50 is a 50% concentration ethylene glycol antifreeze supplied in a 5-gallon pail. The clear, not food safe formulation is used in closed-loop HVAC systems, chillers, and process equipment to prevent freezing and corrosion