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Welcome


Welcome to
 the site for professional Bio Energy Testers 
and accessories.

Besides being able to buy our products you will also find useful information on the topic Bio Energy Testers and accessories. You will find what you need either in our product or our information pages.

The uniqueness of our Bio Energy Testers is that they are handmade in-house and are all of high quality and durability. The materials used (aluminum and or brass, spring steel) are chosen on suitability for energy test work and sustainability. Also these products are aesthetically very attractive.

Look around, choose your product and order or ask for more information when you need it. We are happy to advise you.


Gertie and Jos Kostjens.