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| 37886.1 |
Tyvek Synthetic Roof Underlayments (HVHZ) |
Synthetic roof underlayments for use in FBC HVHZ jurisdictions. |
Limits of Use
Approved for use in HVHZ: Yes
Approved for use outside HVHZ: No
Impact Resistant: N/A
Design Pressure: +N/A/-142.5
Other: 1.) The design pressure in this application relates to one underlayment system per TAS 103. Refer to PEER Section 5.8 for other systems and associated maximum design pressures. 2.) Refer to PEER Section 5 for other limits of use. |
Installation Instructions
FL37886_R6_II_2025_12_23_FINAL_PEER-DDN-001.B.R4_HVHZ_FL37886-R6.pdf
Verified By: Robert Nieminen PE-59166
Created by Independent Third Party: Yes
Evaluation Reports
FL37886_R6_AE_2025_12_23_FINAL_PEER-DDN-001.B.R4_HVHZ_FL37886-R6.pdf
Created by Independent Third Party: Yes |
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| 37886.2 |
Tyvek Synthetic Roof Underlayments (NON-HVHZ) |
Synthetic roof underlayments for use in FBC non-HVHZ jurisdictions. |
Limits of Use
Approved for use in HVHZ: No
Approved for use outside HVHZ: Yes
Impact Resistant: N/A
Design Pressure: +N/A/-142.5
Other: 1.) The design pressure in this application relates to one underlayment system per FBC 1504.2.1.4. Refer to PEER Section 5.8 for other systems and associated maximum design pressures. 2.) Refer to PEER Section 5 for other limits of use. |
Installation Instructions
FL37886_R6_II_2025_12_23_FINAL_PEER-DDN-001.A.R5_NON-HVHZ_FL37886-R6.pdf
Verified By: Robert Nieminen PE-59166
Created by Independent Third Party: Yes
Evaluation Reports
FL37886_R6_AE_2025_12_23_FINAL_PEER-DDN-001.A.R5_NON-HVHZ_FL37886-R6.pdf
Created by Independent Third Party: Yes |
