Mr Waldemar from near Zary used two types of Climowool wool - DF33 and DF 35 - when building his house. Of course, they were used in two layers to get rid of thermal bridges. The wool is produced without formaldehyde, phenol or acrylic.
Wool for loft Climowool DF33 150mm, Zary, Poland
The thermal conductivity coefficient lambda λD is 0.033 W/mK and the density of this wool is 26 kg/m³. Glass wool boards for use on the exterior and interior of buildings for thermal, acoustic and fire insulation. Other available thicknesses in mm: 50, 100, 150, 180, 200
Mineral wool for thermal insulation and insulation in usable and non-usable attics and lofts: above the rafters, between the rafters, under the rafters as well as suspended ceilings and knee walls (so-called dry construction).
Mineral wool for insulation and insulation of walls from the inside, construction of partition walls, pre-walls, partition walls and industrial pre-walls.
FRAME CONSTRUCTIONS, CEILINGS, FLOORS ON JOISTS
Mineral wool for insulation and insulation of: floors on a grid, industrial ceilings, ventilated flat roofs, floors on joists on a wooden or steel structure, suspended ceilings, external and internal walls of frame houses and wooden houses.