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Endotherm Filler Tube
Endotherm Filler Tube

Endotherm Filler Tube


In stock

Product Info
Product Ethics

This filler tube will help when filling your radiator with endotherm heating additive. No waste, no messy carpets...

For sealed / pressurised heating systems that do not have a header tank, where you need to pour the Endotherm directly into a radiator. Use the EndoTherm Filler Tube to make the job simple. One end fits directly onto the bottle of EndoTherm bottle, the other end has a 1/2" BSP male thread that will screw directly into radiator air bleed valve socket.

Energy Saving

Energy saving - These products are to help reduce your energy consumption. Saving you money and saving the environment.

Soil Association approved

Organic – Our products have been certified organic by an official body from either in the UK, or from the country of origin.


Vegan – doesn’t contain animal products, dairy products or eggs and doesn’t use fur, leather, wool or down. Cosmetic or chemical products aren’t tested on animals.

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