Insul release notes

Release 9.0.3  June  2017
•	Add left and right steel studs with an airgap.
•	Fixed some install problems when no regional materials were visible
•	Flanking curve was not showing for masonry constructions.
•	Rain noise, can now set room volume correctly
•	Fixed problem on start up occurring with systems with 2 screens of different size.
•	Flanking options appear when clicking “show flanking”
•	Unlinked core density for panel 1 and panel 2.
•	Orthotropic panels now have an illustration (previously blank)
•	German translation now available
•	Tidy ups of composite transmission loss calculator
•	Fixed bug with printout of OITC (was always 9 dB) now correct.
•	Now shows the marked block in grids (essential when copying for instance)
•	Outdoor to Indoor equation has correct constant for Imperial units.
•	Fixed nasty dip when using two panels with critical frequencies more than 2/3 octaves apart
•	Custom stud file so that users can create their own database of standard stud sizes

Release 9.0.2  May  2017

•	Add copy and paste functions to composite TL calculator, and to outdoor-indoor calculator (so you can transfer results).
•	New Help file. 
•	Numerous small bug fixes.
•	Added calculator to estimate the flow resistivity of porous materials

Release 9.0.1  April  2017

Added search feature to floor cover list
Added National Gypsum plasterboard materials to US regional list

Release 9.0.0.7  April  2017

Initial release (with outdated Helpfile). List of new features compared to version 8
•	New user interface design with 3 D illustration of the construction that can be zoomed and rotated.
•	Better utilisation of small or big screens. (Elements of interface can be re-arranged for personal preference)
•	Prediction of floating floors using polystyrene or mineral wool with concrete screed on top.
•	Double absorptive blankets can be selected (means illustrations can be more realistic)
•	Prediction of external cladding systems using PIR or Polystyrene insulation
•	Better auralisation with a user expandable library of sounds.  Ability to record auralisations for later replay without INSUL
•	New types of connections and improved illustrations
•	Thermal insulation of glazing (according to EN 673)
•	 Database of steel or timber studs (standard sizes selected from menu).
•	Pitched roofs can now be predicted
•	Multi-platform (Windows, Apple Mac Os) (this may be a couple of months away)
•	Better search through materials files.
•	Filtering lists by category or manufacturer.
•	New types of frames/connections such as Batten and Cradle isolation pads