Environmental Design Solutions Limited (EDSL) was formed in 1989 to commercially develop Tas Software. EDSL sells Tas software and consultancy services using Tas. EDSL believe that the mixing of development, consultancy and software support leads to a focused software product, with quality support available to end users.

skip to the main content area of this page
Skip Navigation Links.
Tas Version 9.1.4.1

Changes since Tas 9.1.4


Among the new features in Tas 9.1.4.1 are:
  • NHER Plan Assessor Export utility
  • 3D selection/assignment and transparent 3D views
  • ‘Hybrid’ import for gbXML (rather than converting to a Tas ‘2D floors’ model)
  • Extended 3D shade dialog
  • Biddle mixed-mode ventilation function
  • Improvements to Plant Modelling macro

To download Tas version 9.1.4.1, click here.