ROCKWOOL - Our newly launched Effective R-Value Calculator allows you to quickly calculate the thermal performance of walls and floors in your residential or commercial build to align with local building codes
ROCKWOOL U-value Calculator | Have you used our helpful U-Value calculator yet? 👇👇👇 Access it here: https://bit.ly/2W5W3eQ | By ROCKWOOL | Facebook
![Comparison of different insulation materials and PIR Term insulation boards| panel sell | Panel Sell Ltd. Comparison of different insulation materials and PIR Term insulation boards| panel sell | Panel Sell Ltd.](https://www.panelsell.co.uk/img/images/Bild-Daemmvergleich-2016MAR10---UK%281%29.png)