BUILDING UNITS
Class A
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1. Deck: C-15/32
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Incline: Unlimited
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Impact: Class 4
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Barrier Board: — Minimum 1/4 in. thick Georgia-Pacific Gypsum LLC "DensDeck® Roof Board", with all joints staggered a min of 6 in. from the plywood joints
Ply Sheet (Optional): — Any UL Classified Type G1, Type G2 or Type G3 base/ply sheet, Type 15, Type 20 or Type 30 felt, or UL Classified Prepared Roofing Accessory (TGDY).
Surfacing: — Coated steel, aluminum, copper, or zinc roofing panels designated “SM SS450”, “SM SS150”, or “SM SS200”, mechanically fastened.
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2. Deck: C-15/32
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Incline: Unlimited
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Impact: Class 4
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Slip Sheet (Fire Barrier): — One or more layers of GAF "VersaShield® Solo™ Fire Resistant Slip Sheet", mechanically fastened.
Surfacing: — Coated steel, aluminum, or copper roofing panels designated “SM SS450”, “SM SS150”, or “SM SS200”, mechanically fastened.
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3. Deck: C-15/32
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Incline: Unlimited
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Impact: Class 4
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Underlayment: — One or more plies GAF "VersaShield® Fire-Resistant Roof Deck Protection" or "VersaShield® Underlayment" mechanically fastened.
Surfacing: — Coated steel or copper roofing panels designated “SM SS450”, “SM SS150”, or “SM SS200”, mechanically fastened.
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4. Deck: C-15/32
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Incline: Unlimited
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Impact: Class 4
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Underlayment: — Two or more plies GAF "VersaShield® Fire-Resistant Roof Deck Protection" or "VersaShield® Underlayment" mechanically fastened.
Surfacing: — Coated aluminum roofing panels designated “SM SS450”, “SM SS150”, or “SM SS200”, mechanically fastened.
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5. Deck: C-15/32
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Incline: Unlimited
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Impact: Class 4
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Underlayment: — One ply Holcim Solutions and Products "CLAD-GARD SA-FR" self-adhered underlayment.
Surfacing: — Coated steel, aluminum, or copper roofing panels designated “SM SS450”, “SM SS150”, or “SM SS200”, mechanically fastened.
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6. Deck: C-15/32
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Incline: Unlimited
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Impact: Class 4
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Slip Sheet: — Two layers Atlas Roofing Corp "FR50".
Base Sheet (Optional): — Type 15 or 30 or any UL Classified self-adhering underlayment.
Surfacing: — Coated steel roofing panels (minimum 28 gauge) designated “SM SS450”, “SM SS150”, or “SM SS200”, mechanically fastened.
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7. Deck: C-15/32
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Incline: Unlimited
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Impact: Class 4
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Underlayment: — One ply Polyglass USA "Polystick XFR" self-adhered.
Insulation (Optional): — Any UL Classified polyisocyanurate, perlite, wood fiber or polyisocyanurate/perlite board, any thickness mechanically fastened or adhered with any UL Classified insulation adhesive.
Surfacing: — Coated steel roofing panels (minimum 26 gauge) designated “SM SS450”, “SM SS150”, or “SM SS200”, mechanically fastened.
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8. Deck: C-15/32 or spaced sheathing
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Incline: Unlimited
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Impact: Class 4
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Base Sheet (Optional): — Minimum one ply Type 15 or Type 30 asphalt saturated felt or Type G1 or Type G2 asphalt saturated glass mat, mechanically fastened.
Underlayment: — One ply Polyglass USA "Polystick XFR" self-adhered.
Insulation (Optional): — Any UL Classified polyisocyanurate, perlite, wood fiber or polyisocyanurate/perlite board, any thickness mechanically fastened or adhered with any UL Classified insulation adhesive.
Surfacing: — Coated steel roofing panels (minimum 26 gauge) designated “SM SS450”, “SM SS150”, or “SM SS200”, mechanically fastened.
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9. Deck: C-15/32 or spaced sheathing
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Incline: Unlimited
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Impact: Class 4
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Joint Treatment (Optional): — "Polystrip SA", self-adhered over plywood joints.
Base Sheet (Optional): — Minimum one ply Type 15 or Type 30 asphalt saturated felt or Type G1 or Type G2 asphalt saturated glass mat, mechanically fastened.
Underlayment: — Two plies "Polystick XFR" self-adhered.
Insulation (Optional): — Any UL Classified polyisocyanurate, perlite, wood fiber or polyisocyanurate/perlite board, any thickness mechanically fastened or adhered with any UL Classified insulation adhesive.
Surfacing: — Coated aluminum roofing panels designated “SM SS450”, “SM SS150”, or “SM SS200”, mechanically fastened.
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10. Deck: C-15/32
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Incline: Unlimited
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Base Sheet (Optional): — One or more plies of any UL Classified self-adhered underlayment.
Underlayment: — Two or more plies GAF "VersaShield® Fire-Resistant Roof Deck Protection" or "VersaShield® Underlayment" mechanically fastened.
Surfacing: — Coated zinc roofing panels designated “SM SS450”, “SM SS150”, or “SM SS200”, mechanically fastened.
Class C
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1. Deck: C-15/32
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Incline: Unlimited
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Impact: Class 4
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Base Sheet (Optional): — Any UL Classified Type G1, G2 or G3 base/ply sheet, Type 15, 20 or 30 felt or UL Classified Prepared Roofing Accessory (TGDY).
Surfacing: — Coated steel, aluminum, copper, or zinc roofing panels designated “SM SS450”, “SM SS150”, or “SM SS200”, mechanically fastened.
