Lay floor insulation boards quinn therm qf pir insulation boards or quinn lite pac eps insulation boards on top of the dpm in a break bond pattern across the whole floor.
Pir floor insulation thickness.
40 50 kpa mineral wool d water absorbability resistance.
Achieving a u value of 0 20w m meaning your roof will be better insulated than your walls will need 120mm thickness of rigid foam or 200mm of mineral wool or natural insulation.
In this scenario a rigid foam insulation is usual and as you d want the same u value in the roof we need the same thickness of insulation 180mm.
A better thermal insulation performance.
The benefits of pir despite pur s benefits pir insulation builds upon them.
Floor insulation can cut your heating bills keep your home warmer and block draughts.
Find out more about floor insulation.
λ 0 034 0 040 high quality mineral wool b lower density.
Pir typically cut into boards can be used in insulated metal panels wall cavities and as insulated plasterboard.
200 kpa thermano vs.
100 150 kg m3 mineral wool c high compressive strength.
The following chart is a comparison of how much sikatherm pir al 1 with thickness of 100 mm 0 022 w m k and an alternative mineral wool based 0 040 w m k thermal insulation with thickness of 180 mm.
Many builders will baulk at this figure it was not long ago that installing 50mm of insulation in the floor was considered fairly advanced.
Hitting amazing levels of 0 13w m will need 300mm of mineral wool or 180mm of rigid foam.
Fr5000 closed cell formulation offers excellent resistance to moisture and has a high compressive strength making it the ideal solution for a range of fl ooring applications.
The main advantages of pir core panels include flat roofing insulation system.
Insulating a suspended timber floor.
λ 0 023 thermano vs.
Pir has such a high thermal performance it requires only half the thickness of traditional mineral based insulation products.
32 kg m3 thermano vs.