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HomeMy WebLinkAboutFile Documents.615 S Garmisch St.0179.2018 (3).ARBK GAF B. FIRE-RESISTANT ROOF DECK PROTECTION INSTRUCTIONS APPLICATION Step 1: Prepare deck properly... The deck must be clean, dry, and smooth. Step 2: Install leak barrier...Where a waterproof underlayment is needed, install Weather Watch®, StormGuard,®or other GAF Leak Barrier following the Leak Barrier application instructions. Installation on Slopes 4/12 or more Step 3: Lay Out VersaShield®Fire-Resistant Roof Deck ,,, 4\6,Protection... Figure 1 VersaShield' a) Parallel to eave... apply VersaShield®Fire-Resistant Roof Fire-Resistant Roof Deck Protection without wrinkles or creases parallel to the Deck Protection N. eaves. 2"st•-lap b)Over drip edge at eaves... lay VersaShield®Fire-Resistant `Etn.l Roof Deck Protection over the eave metal unless local building $elt= • code requires otherwise or if leak barrier is in place at eaves. raAlkee, ut non- endPlaps(See Fig. 1) corrosive mong etalc) Under drip edge at the rakes... lay VersaShield®Fire- drip edge on top4•end lap of VersaShield' tmz,..n) Resistant Roof Deck Protection under the drip edge at the rake Fire-Resistant Roof to help prevent wind uplift at the rake edge. (See Fig. 1) Deck Protection Step 4: Fasten VersaShield®Fire-Resistant Roof Deck Protection... Along eves,put VersaShield'— use corrosion-resistant nails or staples with 1"diameter tin or plastic Fire-Resistant Roof Deck ® Protection'on top of non- •Qse Wmther Wake ScxmGuem,•x caps. Install only enough nails to hold the VersaShield Fire Resistant corrosive metal drip edge oeeGAc task erh,rr.adwe Roof Deck Protection in place until the primary roof covering is applied (unless more fasteners are required by code). Standard Installation Instructions: 4/12 Slope or Installation on Slopes 2/12 to less than 4/12 More: Step 5: Overlap VersaShield®Fire-Resistant Roof Deck Protection Figure2 Before Fastening (see Figure 1) Start with full a) Minimum 2"(51 mm)overlap at side lap(horizontal 36"(914 mm) width Weather lap)... extend VersaShield®Fire-Resistant Roof Deck watctfor Protection 2"(51 mm)over the preceding course. Note:Follow StormGuarddto l code re uirements. Some local codes like Miami-Dade $o:' Leak or anlull q County require a minimum4"underlayment side lap. az(1.07 nwile sheet of b)Overlap 4"(102 mm)at end lap(vertical lap)... end laps VersaShield• should overlap a minimum of 4"(102 mm)and be offset from gooFire-Resistant dpeddge on top Roof Deck adjacent end laps by 6' (1.83 m). of VersaShield' ,� r Along eaves, Protection,..,.( r c Fasten...in accordance with Step4 above. DeckFiy Protection Roof put leak barrier emetal non-corrosive metal VersaShield" drip edge Fire- Roof Standard Installation Instructions: 2/12 Slope to DeckResistant Potection less than 4/12: Note:Minimum 6'(1.53 m)between end laps Step 5: Install Double Coverage(see Figure 2) a)Overlap... a full 22" (559 mm)over the underlying course. RECEIVE D b)Continue up the roof... using a 20"(508 mm)exposure. 07/02/2018 ASPEN BUILDING DEPARTMENT