Difference between revisions of "ASM Valley (Unhooked)"
Difference between revisions of "ASM Valley (Unhooked)"
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=== WORK INCLUDED === | === WORK INCLUDED === | ||
| − | ;(1) [[ASM Roof Systems Standard# | + | ;(1) [[ASM Roof Systems Standard#8.1.3.2. Valley Protection |'''Valley protection membrane''']]: Accepted self-adhered modified bituminous eave protection membrane. |
| − | ;(2) [[ASM Roof Systems Standard# | + | ;(2) [[ASM Roof Systems Standard#10.1.5.2. Valley Flashing |'''Valley Metal Panel''']]: Preformed with centre rib. |
| − | ;(3) [[ASM Roof Systems Standard# | + | ;(3) [[ASM Roof Systems Standard#9.2.1.5.Clips|'''Metal panel clip''']]: Installed to metal roof panel manufacturer's printed instructions. |
| − | ;(4) [[ASM Roof Systems Standard# | + | ;(4) [[ASM Roof Systems Standard#10.3.5.2. General Requirements for Valley Metal Flashing |'''Valley panel overlap''']]: Overlaps minimum 200 mm (8") sealed with two rows of acceptable sealant or butyl tape, and secured with drag load fasteners. |
| − | ;(5) [[ASM Roof Systems Standard# | + | ;(5) [[ASM Roof Systems Standard#10.3.5.2. General Requirements for Valley Metal Flashing|'''Membrane flashing''']]: Accepted self-adhered modified bituminous eave protection membrane. |
| − | ;(6) [[ASM Roof Systems Standard# | + | ;(6) [[ASM Roof Systems Standard#8.1.3.3. Field Underlayment|'''Underlayment''']]: The type of underlay required is determined by roof slope. |
| − | ;(7) [[ASM Roof Systems Standard# | + | ;(7) [[ASM Roof Systems Standard#8.1.3.5. Ventilation Beneath Panels|'''Ventilation beneath panels''']]: A ventilation space is required on slopes less than 1:3; entangled mesh (shown) may be used as void fill. The ventilation space facilitates drying as condensation forms on the underside of the metal panels. |
| − | ;(8) [[ASM Roof Systems Standard# | + | ;(8) [[ASM Roof Systems Standard#10.3.5.4. Unhooked Metal Valleys| '''Sealant or pre-formed closures''']]: Required at the bottom ends of panels. |
| − | ;(9) [[ASM Roof Systems Standard# | + | ;(9) [[ASM Roof Systems Standard#PART_9 |'''Architectural metal roof panel''']] |
<hr> | <hr> | ||
=== RELATED WORK BY OTHERS === | === RELATED WORK BY OTHERS === | ||
| − | ;(A) [[ASM Roof Systems Standard# | + | ;(A) [[ASM Roof Systems Standard#PART_2|'''Acceptable Deck''']] |
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</div><!-- PANEL BODY --> | </div><!-- PANEL BODY --> | ||
Latest revision as of 18:24, 28 June 2022
Division D - Construction Details
ASM | Valley (Unhooked) ( Article 10.3.2.2. and Article 10.3.5.4.)
| Notice to Reader | |
| Images used in a Construction Detail are representative and not prescriptive, and are not necessarily drawn to scale. They are intended to support the related Standard (Ref. Division A, Article 2.2.1.2.).
The reader may link to the related Article in the detail title, or link to the Standard as it relates to a specific element in the detail. All hyperlinks are displayed blue text. | |
SBS Details
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1 WORK INCLUDED
- (1) Valley protection membrane
- Accepted self-adhered modified bituminous eave protection membrane.
- (2) Valley Metal Panel
- Preformed with centre rib.
- (3) Metal panel clip
- Installed to metal roof panel manufacturer's printed instructions.
- (4) Valley panel overlap
- Overlaps minimum 200 mm (8") sealed with two rows of acceptable sealant or butyl tape, and secured with drag load fasteners.
- (5) Membrane flashing
- Accepted self-adhered modified bituminous eave protection membrane.
- (6) Underlayment
- The type of underlay required is determined by roof slope.
- (7) Ventilation beneath panels
- A ventilation space is required on slopes less than 1:3; entangled mesh (shown) may be used as void fill. The ventilation space facilitates drying as condensation forms on the underside of the metal panels.
- (8) Sealant or pre-formed closures
- Required at the bottom ends of panels.
- (9) Architectural metal roof panel
2 RELATED WORK BY OTHERS
- (A) Acceptable Deck
NOTE: See the Standard for additional requirements.
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