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Double P2 Double Bubble Double Foil

Radiant Barrier USA
Typeresidentialcommercialagriculture
Leaflet
Applications
AtticFloorMetal BuildingBarndominiumWooden StructureCarport
Leaflet
Applications
AtticFloorMetal BuildingBarndominiumWooden StructureCarport

Features

  • 7-layer bubble insulation structure for superior strength and performance
  • Low-emittance foil surfaces (E=5%)
  • Reflects up to 95% of radiant heat
  • Unique LDPE plastic blend for extended service life
  • Stiffer and more durable than most bubble insulation products on the market
  • Easy to install and suitable for all building insulation applications
  • Ideal for retrofits and home improvement projects
  • Excellent insulation solution for metal buildings and carports
  • Helps reduce thermal bridging in metal structures
  • Delivers strong R-values when installed with air spaces
  • Will not delaminate over time
  • Enhanced durability and long-term stability
  • Compatible with hybrid installations using foam or fiberglass

Variants

NameSKURoll SizeWidthLengthWeight
300 ft²DB-2X4mmWB-MET-300300 sq ft48"75'35 lbs
500 ft²DB-2X4mmWB-MET-500500 sq ft48"125'44 lbs
625 ft²DB-2X4mmWB-MET-625625 sq ft60"125'55 lbs

Specifications

SpecificationValue
Standard Roll Sizes48"x75' & 48"x125'
Effective Coverage300/500/625 ft²
Thickness (inches) +/-5%0.32 nominal
Standard Roll Weight (lbs) +/-5%35 lb / 44 lb
Emittance (Metalized Foil Side)E=5% (95% Reflective)
Water Vapor Transmission ASTM E-960.02 perms 6
Mold and MildewNo Growth
Flame Spread, Smoke Development, and Fire RatingClass A / Class 1

Thermal Performance

AssemblyHeat-Flow DirectionTypical R-Value
Attic - VentedHeat flow downCall or e-mail for R-Value
Metal BuildingsHeat flow downR-9.7 to R-22.5
Metal BuildingsWallR-5.0 to R-9.0
Post Frame BuildingsHeat flow downR-9.7 to R-22.5
Radiant FloorsHeat flow downR-9.7 to R-22.5
Wall - Basement MasonryWallR-5.0 to R-9.0
  • R-values represent estimated and potential heat resistance for our insulation in the proposed application.
  • Actual performance depends on air film size, temperature, surface condition, and airflow direction (up, down, or horizontal).
  • Calculations are based on RIMA, AIRAH, ASHRAE, and ISO 6946 standards, following ASTM procedures for air film resistance.
  • When two air spaces are used, values assume still air conditions in both spaces.
  • For a full R-value assessment, please contact us directly or your nearest dealer.