Spider Plus Blow-In

Easily filling gaps with no adhesive or netting, Johns Manville Spider® Plus blow-in insulation uses interlocking fiber technology to fill all gaps and voids quickly.

X

Data Sheet

SDS

Product Guide

Johns Manville Spider^® Plus Formaldehyde-free™ blow-in fiberglass insulation uses interlocking fiber technology to fill all gaps and voids quickly with no adhesive or netting for a faster installation. Spider Plus provides complete coverage, with no shrinking or settling, resulting in superior thermal performance and sound control. Designed for use in wood- and metal-frame construction, engineered- wood construction and manufactured homes.

Advantages

Fast Drying: Dries immediately once installed.
Complete Coverage: Effective in tight spaces, areas with large amounts of cross-bridging or small gaps and voids.
Thermally Efficient: Effective resistance to heat transfer, with R-values up to R-25 in a 6'' cavity.
Formaldehyde-free: Will not off-gas formaldehyde in the indoor environment.
Sound Control: Reduces sound transmission through exterior and interior walls, floor and ceiling assemblies.
Fire-Resistant: Flame Spread of 25 or less and Smoke Developed of 50 or less.
Resilient Inorganic Glass: No rotting, mildew or deterioration. Also noncorrosive to pipes, wiring and metal studs.

ASTM Standards	ASTM C764	Type I
Flame Spread	ASTM E84	≤ 25
Smoke Development	ASTM E84	≤ 50
Critical Radiant Flux	ASTM E970	> 0.12 W/cm²(0.11 Btu/ft²s)
Water Vapor Sorption	ASTM C1104	5% or less by weight
Odor Emission	ASTM C1304	Pass
Corrosiveness	ASTM 665	Pass
Fungi Resistance	ASTM C1388	Pass
Combustion Characteristics	ASTM E136	Pass

JM Blow-In Video

JM Overview Video

Available Documents

Resources

Products

Spider Plus Blow-In