
For over 4 years ISOWTC is on the market and is certified as the only heat protection technical calculation program FIW. ISOWTC With over 1,200 registered users worldwide, is the most successful independent (Warm Technical Calculation) WTC software.
First and only software of the thermal engineering calculations with FIW certificate.
With this now we are also the first and only calculation program to get the VDI certificate. This was based on the assessment of Dr. Kasparek and Dr. Hanel and a further examination done by the FIW Munich followed by confirmation
assessment.
Initially, we had basis certification by the FIW Munich. One year later,we have received certification by the VDI as well. Both documents, the FIW certificate and the VDI certificate, confirm the authenticity of the calculation algorithms of ISOWTC software with the calculation rules of VDI_2055 Sheet 1

FIW certificate and VDI certificate
Our plus: “insulation manufacturers independent“
ISOWTC is an Insulation calculation program which is independent of insulation manufacturers. You no longer need for each product its own software. You have the choice between the most common insulation types.
Also You have the calculation operation of thermal conductivities


