Insulation Rolls
Calculate number of insulation rolls.
Explanation
Determine the number of insulation rolls (glass wool, rock wool) needed to insulate your attic or walls.
Examples
- 50 m² to insulate with rolls covering 6 m² = 9 rolls.
FAQ
Should I cross layers?
Yes, for better insulation, two crossed layers are often installed.
What to do with scraps?
Scraps can be used to fill small gaps, don't throw them away immediately.
Which R-value to choose?
Thermal resistance R depends on regulations. Aim for R=7 for attics.
Disclaimer
Always verify calculations with an architect or engineer before starting work.