As part of an ongoing extension we are required to put in 100mm (i think) rockwool type insulation in the new ceiling void between floors
If we were to use a solid type insulation (kingspan) how does this compare would 50 mm equal the 100mm rockwool (would leave more space for pipes and cables)
If we were to use a solid type insulation (kingspan) how does this compare would 50 mm equal the 100mm rockwool (would leave more space for pipes and cables)