K-FLEX INSUL-LOCK DS
K-FLEX INSUL-LOCK DS (DoubleSeal) is an NBR/PVC-based closed cell, flexible elastomeric foam insulation. It is pre-slit with a factory-applied pressure sensitive modified acrylic adhesive with scrim reinforcement on the seam surface and a flexible PVC overlap tape with acrylic adhesive for doubled seam security. It is environmentally-friendly as it is free of CFCs, HFCs, HCFCs, PBDEs, formaldehyde and fibers. An EPA-registered antimicrobial agent is incorporated into the product providing additional protection against mold, fungal and bacterial growth. It is UL GREENGUARD Gold Certified for low VOC emissions. The product’s key physical properties are approved by Factory Mutual.
Technical specifications
FLAME SPREAD / SMOKE DEVELOPMENT
<25/50 (ASTM E84)
HOT SURFACE PERFORMANCE
No Cracking or Delamination (ASTM C411)
OPERATING TEMPERATURE RANGE
-40°F (-40°C) to +220°F (104°C)** (ASTM C534)
**Intermittent temperature “spikes” to 250°F (121°C)
**Intermittent temperature “spikes” to 250°F (121°C)
THERMAL CONDUCTIVITY 75°F (24°C) MEAN TEMP
0.245 (0.0353) (ASTM C177)
UV / WEATHER RESISTANCE
Good* (ASTM G90)
*Outdoor applications should be protected with an approved K-FLEX coating or cladding for optimum performance.
*Outdoor applications should be protected with an approved K-FLEX coating or cladding for optimum performance.
WATER VAPOR PERMEABILITY (DRY CUP: ELASTOMERIC INSULATION)
<0.01 perm-in (ASTM E96)
DENSITY
3-6 lb/ft3 (ASTM D1667)
Contact us for more information about this product