Browse Forums Heating, Cooling & Insulation Re: Polyester insulation in Europe, USA and Canada 7Apr 04, 2016 2:27 pm Fibreglass batts are cheaper with a higher r-value per unit thickness. Or one goes with blown-in to deal with irregular shapes. If your insulation goal is to maximize the r-value within your space and cost constraints, then voila. Of course cost is also helped by being the dominant insulation type. And like with all products, there can be a self-selection towards historically popular products. (People expect fibreglass, big box hardware stores only stock fibreglass, people aren't confronted by other options) store's don't stock polyester, it's not going to show. I am saying that double brick has similar thermal performance due to thermal mass effect. It will be still very interesting to see the state of your framing after 10-15… 10 29633 Hey guys building a new place through a volume builder and just wondering if i should complain to the site supervisor as we just had plasterboard installed. Looks like… 0 11230 1000000% definitely add insulation. I have in my home and it makes a big difference minimising sound transfer. Insulation is pretty cheap and definitely worth it 2 6146 |