Intertek Directory of Building Products

Van Boxel Building Supply Synthetic Roofing Underlayment Company: Van Boxel Code Compliance Research Reports: CCRR-0651

VanBoxel Elite is a 9-mil thick mechanically attached synthetic roofing underlayment composed of a polypropylene woven scrim laminated with a polypropylene non-woven layer on the exposed side and a polyolefin coating layer on the sheathing side. The underlayment is available in custom colours and supplied in rolls measuring 48 inches wide by 250 feet long and 60 inches wide by 200 feet long.

VanBoxel Premium is a 7-mil thick mechanically attached synthetic roofing underlayment composed of a polypropylene woven scrim laminated with a polypropylene non-woven layer on the exposed side and a polyolefin coating layer on the sheathing side. The underlayment is available in custom colours and supplied in rolls measuring 48 inches wide by 250 feet long and 60 inches wide by 200 feet long.

VanBoxel Standard is a 6-mil thick mechanically attached synthetic roofing underlayment composed of a polypropylene woven scrim laminated with a polypropylene non-woven layer on the exposed side and a polyolefin coating layer on the sheathing side. The underlayment is available in custom colours and supplied in rolls measuring 48 inches wide by 250 feet long and 60 inches wide by 200 feet long.

VanBoxel SealShield is a 30-mil thick mechanically attached synthetic roofing underlayment composed of a polypropylene non-woven scrim laminated with a polypropylene non-woven layer on the exposed side and a polyolefin coating layer on the sheathing side. The underlayment has an ability to seal around the nail. The underlayment is available in custom colours and supplied in rolls measuring 48 inches wide by 125 feet long. 

PHYSICAL RATINGS
PRODUCT                         TEST METHOD             TEST PROCEDURE RESULTS              
VanBoxel Premium, VanBoxel Standard, VanBoxel SealShield, and VanBoxel Elite Underlayments ASTM D226 Unroll-ability Meets Type II
Breaking Strength Meets Type II
Pliability Meets Type II
Loss on Heating Meets Type II
CSA A123.3 Unroll-ability Meets Type 3
Breaking Strength Meets Type 3
Pliability Meets Type 3
Loss on Heating Meets Type 3
Liquid Water Transmission Meets Type 3
ASTM D4869 Unroll-ability Meets Type IV
Breaking Strength Meets Type IV
Pliability Meets Type IV
Loss on Heating Meets Type IV
Liquid Water Transmission Meets Type IV
Tear Strength Meets Type IV
Dimensional Stability Meets Type IV
CAN/CSA A220 All test procedures applicable to underlayments for use in areas having 3500 degree days or less below 18 degrees Meets Standard Requirements

FIRE CLASSIFICATION
 
Class A Assemblies
Assembly No.                 E108-RFU-72302-01
Slope:
Deck Type:
Details:





 
2:12 or greater
Combustible
  • Minimum nominal 15/32” thick Code Compliant exterior grade plywood
  • A single layer of VanBoxel Premium,VanBoxel Standard or VanBoxel Elite roofing underlayment mechanically fastened to the plywood sheathing every 12 inch oc in the field and on the perimeter using plastic cap nails
  • Asphalt shingles Listed per ASTM D3462 with a minimum weight of 190 pounds per 100 square feet installed per manufacturer’s installation instructions
ASSEMBLY NO. E108-RFU-72302-02
Slope:          2:12 or greater
Deck Type:  Combustible
Details:
  • A minimum nominal 3/8 in. thick AC Grade exterior grade plywood
  • One layer of VanBoxel SealShield roofing underlayment mechanically fastened to the plywood every 12 in. oc along the width and 24 in. oc along the length using 1 in. plastic cap nails, and 2 in. overlap on horizontal joints.
  • Asphalt shingles Listed per ASTM D3462 with a minimum weight of 190 pounds per 100 square feet installed per manufacturer's installation instructions.
ASSEMBLY NO. E108-RFU-72302-03
Slope:          2:12 or greater
Deck Type:  Combustible
Details:
  • A single layer of ½ in. DensDeck sheathing mechanically fastened to Minimum nominal 15/32 in. thick AC Grade Fir Plywood.
  • One layer of VanBoxel SealShield roofing underlayment mechanically fastened to the plywood every 12 in. oc in the field and on the perimeter using 1 in. plastic cap nails. 
  • Minimum 20 gauge aluminum roof panels Listed per ASTM E108 Class A Spread of Flame and installed in accordance with the roof panel manufacturer’s installation instructions. 
ASSEMBLY NO. E108-RFU-72302-04
Slope:          2:12 or greater
Deck Type:  Combustible
Details:
  • A single layer of ½ in. DensDeck sheathing mechanically fastened to Minimum nominal 15/32 in. thick AC Grade Fir Plywood.
  • One layer of VanBoxel SealShield roofing underlayment mechanically fastened to the plywood every 12 in. oc in the field and on the perimeter using 1 in. plastic cap nails. 
  • Minimum 29 gauge steel roof panels Listed per ASTM E108 Class A Spread of Flame and installed in accordance with the roof panel manufacturer’s installation instructions. 

CODE COMPLIANCE RESEARCH REPORT
Product Evaluation Method Building Code CCRR Number
VanBoxel Premium, VanBoxel Standard, VanBoxel SealShield, and VanBoxel Elite Underlayments ICC-ES AC188
ASTM D8257
ASTM E108
UL 790		 2024, 2021, 2018 IBC, IRC
2024 IWUIC
2026, 2023 FBC
2025, 2022 CBC, CRC
2025 CWUIC
2023 LABC, LARC		 CCRR-0651

 
Listing Report Return to Search
Attributes
CriteriaCAN / CSA A220 Series-06 (R2012)
CriteriaICC-ES AC188 (2015)
CriteriaUL 790 (2004) Ed. 8 (R2018)
CriteriaASTM D8257/D8257M (2022)
CriteriaASTM E108 (2020a)
CriteriaASTM E108 (2025)
CSI Code07 30 05 Roofing Felt and Underlayment
Listing SectionROOFING MATERIALS
Spec ID72302
Design Documents
No Results
Code Compliance Research Reports
Public Documents
No Results
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