Master NOL30 standard geothermal heating fluid

Master NOL30 is a ready-made product for filling earth heating circuits from MasterChem specialists. This product is based on a 30% denatured ethanol solution for heat pumps. Ethyl alcohol is an environmentally friendly product, therefore it is especially recommended for heating systems of houses and apartments. This product is the most common among heating installers.
If you want a high quality product with a quality guarantee of up to 8 years, then we suggest considering Master NOL30 PRO.

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Product Description

Composition of Master NOL30:

Ethanol 30%, stabilizers, water


Freezing point -20С
Clear liquid with alcohol odour.
Density ~0.95 g/cm3
The service life in the heating system, subject to the rules of operation, is at least 5 years.

Instructions for use:

The coolant does not require additional dilution.
You can calculate the quantity of the product using our calculator. The purchase of 10% more product is recommended, as there are always calculated and practical data. The coolant is poured into the heating systems and the systems are operated according to the operating instructions.


Store in a hermetically sealed container at a temperature above 0°C, in a dry, ventilated area.

Safety regulations:

Keep away from sources of combustion such as hot surfaces, flames, sparks.
Do not smoke in the immediate vicinity. Keep the product tightly closed. When interacting, use protective equipment – gloves, clothing, goggles, mask.
Store the product in a cool well ventilated area. Dispose of the used container/container in accordance with the hazardous waste regulations.

Weight N/A