KingZip Endlap Expanded KingZip Endlap Expanded

KingZip Insulated Standing Seam Roof Panel for Cold Storage

The KingZip roof panel combines the performance advantages of a standing seam roof with the insulation advantages of an insulated metal panel. KingZip is designed for use on temperature controlled buildings for new and re-roof applications. Kingspan’s knowledgeable technical services team can assist on freezer applications to ensure proper design.

  • 6” thickness allows for an R-value of 43
  • Available in Cool Roof coatings, intended to reduce solar heat gain 
  • Electric seamer system available for increased installation speed
  • Easiest and most cost-effective route to reducing building energy demand
  • Available with factory cutbacks at eaves and end laps
  • GREENGUARD Gold Certified

Product Information

Technical Information
Performance Testing & Approvals
Profile Exterior: Ribbed standing seam
Interior: Minor Rib or V-groove
Embossing Exterior: Stucco or non-embossed
Interior: Stucco or non-embossed
Gauge Exterior: 24, 22 ga
Interior: 26, 24, 22 ga
Width 42"
Thickness 2", 2.5", 3", 4", 5", 6"
Length 8' - 42' *
Reveal option N/A
Orientation N/A
Post fabrication Cutbacks, swaging
R-value ≈ 7.2 per inch per ASTM C518 @ 75˚F
≈ 8.25 per inch per ASTM C518 @ 35°F
* Consult a Regional Sales Manager for additional lengths.
Test Procedure Results
Fire FM-4880 Class 1 Fire Rating of Insulated Wall or Wall and Roof/Ceiling Panels,
Interior Finish Materials or Coatings, and Exterior Wall Systems
ASTM E84 Flame spread: 25 or Less, Smoke developed: 450 or Less
Wind Uplift Factory Mutual 4471 1-105 @ 5’0” spans with minimum 14 gauge roof purlins
1-60 @ 6’ spans with minimum 14 gauge roof purlins
UL 580 Class 90 uplift rating 5’0” spans with minimum 14 gauge purlins
UL 580 Class 90 uplift rating Panels attached to 20 gauge decking with 3’ o.c. fastening
Strength ASTM E72 Chamber Method Panel load / span and deflection tables are available
Thermal Transmission ASTM C518
Thermal Performance at 75°   Thermal Performance at 35°
Thickness U-Factor R-Value Thickness U-Factor R-Value
2 0.07 14.4 2 0.06 16
2.5 0.06 18.0 2.5 0.05 20
3 0.05 21.6 3 0.04 24
4 0.03 28.8 4 0.03 32
5 0.03 36.0 5 0.03 40
6 0.02 43.2 6 0.02 48
Air Infiltration ASTM E283 and ASTM E1680 0.003 CFM/ft2 of Panel Area at 6.24 psf
Water Penetration ASTM E331 and ASTM E1646 No Water Penetration at 20.0 psf
Fatigue Tests Subjected to 2 million alternate cycles of 20 PSF positive and negative wind loading No metal / foam delamination or metal fatigue
Humidity Test Sample subjected to 100% relative humidity at 140°F for 1000 hours No evidence of metal primer corrosion
Autoclave Test Sample placed in an autoclave device and pressurized to 2 PSI at 212 °F for 2½ hours No evidence of delamination
Skin Delamination   No skin delamination with direct pull off pressure up to 1188 psf

Product reliability is critical, particularly in controlled atmosphere applications where the challenges of meeting the climatic extremes require special know-how and experience.  For peace of mind, our teams offer comprehensive guidance and expertise during the design and construction phases of the project and are backed by Kingspan’s broad coverage warranties:

  • 2 year standard material workmanship warranty
  • Up to 20 years standard finish warranty
Contact our sales or customer service departments for information regarding our optional warranty programs.


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