So by that logic if you wrap ducts with the double bubble foil then you would have your r 6.
Single bubble double foil insulation.
We offer this in two different options foil foil and foil white.
Single bubble is an 1 8 thick single layer of bubble insulation primarily used in warm climates.
Airtec single bubble reflective double foil insulation by ybs 1 2m x.
Airtec double is a multi layer foil bubble laminate coated with polyethylene to provide a corrosion resistant insulation system.
Foil bubble insulation whether it is reflectix armafoil radiantguard polarlum ecofoil or any other brand can actually qualify as insulation.
Airtec double is a high performance material which acts creating a low emissivity air space below the floor thus reflecting the heat back.
The first option has a foil surface on both sides while the second option has foil on one side and white on the other.
Unlike the regular foil it has bubble wrap sandwiched between the foil.
This item single bubble insulation foil foil 4 x 125 500 sq ft us energy products nasatech 48 x 125 single bubble white reflective foil insulation vapor barrier 1 8 insulated metalized mylar double foil bubble 48 x 125 per roll.
From the research i have done a k 19 value equals an r 5 6.
Radiant barrier composed of 1 layer of 5 32 inch 4mm polyethylene bubble sandwiched between two metalized low emissivity surfaces.
We do not offer double bubble wrap because we aren t able to justify its pricing relative to prodex total or single bubble wrap insulation.
The above items are single bubble insulation.
Airtec single bubble double foil insulation by ybs 1 05m x 25m.
Aluminium foil bubble insulation airtec fire retardant ybs 1 2 x 50m.