Anytime you put insulation on either side of metal, like putting batts of insulation between metal studs on exterior walls you will have unnecessary heat loss. Read more here about how to reduce thermal bridging. There are cases, like yours I would say, where insulating between metal is really the only option due to size restraints.
In such a case if you need to do it anyway, I would say hemp insulation is a pretty good choice as it has a really good capacity to store moisture, and there is a greater risk of condensation when there is a metal passing from the interior to the exterior of an insulated space. You will be able to Buy Hemp insulation in Canada and the US here very soon, as an alternative I would propose rock wool / mineral wool insulation as it is also less likely to be harmed by any incidental exposure to moisture.
Rigid foam insulation boards are different. Choose carefully between Polyisocyanurate, EPS & XPS or Mineral Wool & Hemp as the wrong choice can reduce insulation performance &…
Understanding the performance characteristics & limitations of different types of insulation before you make a purchase & start to build or renovate a high performance home is…
Natural insulation materials such as hemp insulation, cellulose (including grass based), wood fiber, straw and cotton act as carbon storage and reduce embodied energy and carbon…
Which type of insulation is best for reducing emissions and safely mitigating climate change? There may be a case to be made for EPS rigid insulation. Are foam insulation panels…
A new manufacturer of hemp insulation products sets up shop in Quebec - Hemp being a great Green Building alternative to traditional insulation materials. Hemp insulation…
Basements in Canada & USA face serious challenges: fluctuating water tables, surface floods, thermal shock, radon gas infiltration, condensation, mold, mildew, rotting walls and…
Fitting extra insulation to an older home when renovating can be a great idea, but when insulating exterior walls from the outside take care to do it right. Ecohome investigates…
Anytime you put insulation on either side of metal, like putting batts of insulation between metal studs on exterior walls you will have unnecessary heat loss. Read more here about how to reduce thermal bridging. There are cases, like yours I would say, where insulating between metal is really the only option due to size restraints.
In such a case if you need to do it anyway, I would say hemp insulation is a pretty good choice as it has a really good capacity to store moisture, and there is a greater risk of condensation when there is a metal passing from the interior to the exterior of an insulated space. You will be able to Buy Hemp insulation in Canada and the US here very soon, as an alternative I would propose rock wool / mineral wool insulation as it is also less likely to be harmed by any incidental exposure to moisture.