PVC Plumbing Vent (Conventional Roof System)
PVC Plumbing Vent (Conventional Roof System)
Revision as of 22:27, 6 November 2025 by James Klassen (talk | contribs)
Division D - Construction Details
PVC | Plumbing Vent (Conventional Roof System)
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| 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.).
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PVC Details
- Drawing NTS
1 WORK INCLUDED
- (1) Supporting Deck Overlay
- If specified and included in a Tested Assembly, an Assembly with Proven Past Performance, or a custom-engineered assembly.
- (2) Air or Vapour Control Layer
- As required by Design Authority.
- (3) Air or Vapour Control Layer Tie-in
- Illustrated to show AVB continuity with penetration.
- (4) Insulation
- Multiple layering shown (Refer to Part 7 for design, material, and installation requirements).
- (5) Insulation Overlay
- As required by the RGC Standard; see Part 8 for design, material, and installation requirements. Additionally, an overlay is required is included in a Tested Assembly, an Assembly with Proven Past Performance, or a custom-engineered assembly.
- (6) Field Sheet Membrane
- Selected to conform to the requirements in Membrane Composition, Thickness, and Selection Table 9.2.1.1. and conforming to the options or requirements in a Tested Assembly, an Assembly with Proven Past Performance, or a custom-engineered assembly.
- (7) Wood Blocking
- Required for sheet membrane securement around penetration.
- (8) Penetration Flashing
- Purpose-made plumbing vent flashing fabricated and supplied by the membrane manufacturer. Adhere to field membrane with proprietary sealant.
- (9) Edge Sealant
- Proprietary (membrane manufacturer) and applied to edge of membrane.
- (10) Sealant
- Proprietary (membrane manufacturer) and applied to edge of boot flashing.
- (11) Mechanical Band Clamp
- Required by the RGC Standard.
2 RELATED WORK BY OTHERS
- (A) Supporting (Structural) Roof Deck
- Steel deck illustrated.
- (B) Plumbing Penetration
- Extend to match top of metal flashing.
NOTE: See the PVC Roof Systems Standard for additional requirements.
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