● ActiveHVHZ approvedLast checked Oct 21, 2026

Gardner / APOC Underlayments (Weather-Armor, Tuff-Grip)

Florida product approval and Miami-Dade NOA.

Check: For shingles, shakes, slate and metal; tile only with the listed FT3/fleece systems; 30-180 days max exposure by product; no hot mopping of SB-1, Ice & Water or HT3.

FL #FL26482-R10

Miami-Dade NOA25-0910.02

NOA expires03/28/2028In 17 months

Approval details

Manufacturer: Gardner · 4161 E. 7th Avenue, Tampa, FL 33605
Category: Roofing · Underlayment · Asphalt felts and self-adhered membranes
Approved in HVHZ: Yes
Deck type: Wood (non-insulated)
NOA approved: 03/05/2026 · replaces NOA 25-0219.08

Official documents

PDFMiami-Dade NOA 25-0910.02miamidade.gov PDFFL26482-R10 PEER, Gardner Roof Underlayments (non-HVHZ; HVHZ PEER-GG-001.B also issued)floridabuilding.org

Verify on floridabuilding.org ↗

Products this NOA lists

APOC Tuff-Felt 26 · RELIABILT ORGANIC FELT 30W ASTM 226 · United FGUR20 · No. 30 ASTM · TB-9F25UR · United FGUR10 · No. 15 ASTM · TB-9F45UR · United FGUR70 · Weather-Armor SB-1 · RELIABILT ICE & WATER · TriBuilt Ice and Water Underlayment · Gard-Lock · Weather-Armor HT3 · Weather-Armor FT3 · Eagle-Armor by Apoc · TriBuilt High Temp Metal Underlayment · TriBuilt Fleece Tile Underlayment · APOC TUFF-GRIP15 · APOC TUFF-GRIP25 · APOC TUFF-GRIP30 · APOC TUFF-GRIP40

Quick answers

What is the FL number for Gardner / APOC Underlayments (Weather-Armor, Tuff-Grip)?

FL26482 (HVHZ). The Miami-Dade NOA is 25-0910.02.

Is Gardner / APOC Underlayments (Weather-Armor, Tuff-Grip) approved in the HVHZ?

Yes, on wood (non-insulated) decks. The NOA expires 03/28/2028.

Public record. Always verify on the official source before you permit.