Work is ongoing to complete the INSUL update to support 64 bit ma...09 December 2019 Read More
With the recent release of MacOS Catalina, existing 32 bit versio...15 October 2019 Read More
INSUL Release 9.0.20, July 2019, is now available. The update com...10 July 2019 Read More
With extensive drop down menus to select materials, and simple choices for construction details you can quickly evaluate different constructions.
INSUL shows a picture of your construction and a graph of the 1/3 octave TLs.
Development on INSUL started more than 15 years ago, based on research in the USA by Ben Sharp and others. It has gradually developed into a unique tool that incorporates the best of many research papers published over the last 15 to 20 years.
INSUL can be customised for particular materials (for instance a particular manufacturer's plasterboard).