SilverSark® xR

Application

:

Install SilverSark® xR facing an air space on either side for increased reflective R-value

Material

:

Foil

Type

:

Thermal insulation | Reflective

Usage

:

Roofing

Usage detail

:

Roofing | Wall

Warranty

:

25 years

Nominal Thickness

:

0.17 mm

XHD-XR-45

:

1500 mm x 30 m (45 m²)

XHD-XR-81

:

1350 mm x 60 m (81 m²)

Air Control

:

Air Barrier

Duty

:

Extra Heavy | Heavy

Edge Tear Lateral Direction

:

Extra Heavy : 430 N | Heavy: 369 N

Edge Tear Machine Direction

:

Extra Heavy : 439 N | Heavy: 507 N

Electrical Conductivity

:

Conductive

Emittance Category

:

RR

Emittance Classification

:

IR Reflective, IR Reflective

Emittance Value

:

Anti-glare side: 0.05, Foil side: 0.03

Flammability Index

:

Low ≤ 5

Light Weight Cladding R-Value

:

Winter: RT2.92 | Summer: RT2.77

Residential Roof R-Value

:

Winter: RT1.14 | Summer: RT1.82

Resistance to Dry Delamination

:

Pass

Resistance to Wet Delamination

:

Pass

Shrinkage (Repeated wetting & drying)

:

0.0%

Tensile Strength Lateral Direction

:

Extra Heavy : 12.1 kN/m | Heavy: 8.4 kN/m

Tensile Strength Machine Direction

:

Extra Heavy : 13.5 kN/m | Heavy: 12.8 kN/m

Vapour Control

:

Class 2 Vapour Barrier

Vapour Permeance

:

Extra Heavy: 0.0147 µg/N.s | Heavy: 0.02141 µg/N.s

Water Control

:

Water Barrier