After insulating and levelling out the attic floor the next big job was insulating the roof. At first we thought we needed to replace the roof and dormers because of the age of the roof (90+ years) and the cracks between the boards. Which would be very costly. We received quotes ranging from €50.000 to €80.000 euros to replace the roof and dormers. But thanks to free advice from an expert we got thanks to our municipality, we decided that it was of good enough quality to insulate.
The expert recommended using a special flexible polyurethane foam to fill up the cracks between the boards and after that using PIR Insulation boards to actually insulate the roof. After doing some research we decided this sounded like a good plan. My uncle wanted to help out yet again!Continue reading