The jm insulation is a very inferior product.
Johns manville plastic wrapped insulation.
This poly encapsulated thermal and acoustical insulation has a vapor retarder plastic facing.
Roll insulation comforttherm is wrapped in plastic for less itch and dust during installation for use in 2 x 4 wood framed walls rolls are designed for long unobstructed spaces with 16 in on center stud spacing.
Johns manville is committed to manufacturing premium quality insulation commercial roofing and building materials.
On center 2 in.
Comforttherm formaldehyde free fiberglass insulation is wrapped in plastic to reduce itch and dust during installation.
It provides excellent temperature and noise control and comes with a vapor retarder or without a vapor retarder for use in hot humid climates.
Batt insulation comforttherm is wrapped in plastic for less itch and dust during installation for use in 2x6 steel framed walls floors and crawl spaces batts are pre cut for use in standard 8 ft walls with 24 in on center stud spacing.
You do not need any more fiberglass dust stirred up then absolutely necessary and this stuff just drops clumps and falls apart.
Walls where moisture control is required.
One roll covers 40 sq.
Johns manville comforttherm poly encapsulated thermal and acoustical insulation offers r values up to r 30 and is available in precut batts to fit standard wall cavities or rolls for custom installation in any size of wall cavity.
It provides excellent temperature and noise control and comes with a vapor retarder or without a vapor retarder for use in hot humid climates.
It lacks cohesiveness and falls apart even as it comes out of the packaging.
Comforttherm is wrapped in plastic for less itch and dust during installation.
Hvac insulation at johns manville we are committed to delivering the industry s most complete line of hvac insulation for both commercial and residential buildings.
Comforttherm formaldehyde free fiberglass insulation is wrapped in plastic to reduce itch and dust during installation.
Johns manville micro lok hp fiberglass pipe insulation is manufactured using the latest technology and our unique in line manufacturing process.
It is formaldehyde free and perfect for insulating exterior 16 in.
This process results in a uniform fiberglass core that delivers consistent performance during fabrication and installation.