6:29
How you can fit a ventilation / "MVHR" system into your house - complete guide
AKT Solar
6:49
DIY retrofitting insulation in cavity behind plasterboard / drywall (with fire-retardant foam beads)
6:17
DIY Insulating the ceiling above my kitchen with aluminium bubble-wrap and rockwool
4:27
DIY Retro-insulating cavities behind plasterboard / dry wall with polystyrene / styrofoam beads
