RCABC Roofing Practices Manual - Recent changes [en]

SBS Roof Systems Standard

James Klassen — Tue, 04 Aug 2026 16:37:10 GMT

‎10.3.2.3. General Application Requirements for Perimeters and Walls

TPO Roof Systems Standard

James Klassen — Fri, 31 Jul 2026 22:43:13 GMT

‎13.3.2.1. General Requirements for Linear Metal Flashing

Hot Rubber Roof Systems Standard

James Klassen — Fri, 31 Jul 2026 22:42:17 GMT

‎13.3.2.1. General Requirements for Linear Metal Flashing

EPDM Roof Systems Standard

James Klassen — Fri, 31 Jul 2026 22:40:35 GMT

‎13.3.2.1. General Requirements for Linear Metal Flashing

PVC Roof Systems Standard

James Klassen — Fri, 31 Jul 2026 22:39:49 GMT

‎13.3.2.1. General Requirements for Linear Metal Flashing

Hot Rubber Roof Systems Standard

James Klassen — Fri, 31 Jul 2026 22:39:03 GMT

‎13.3.2.1. General Requirements for Linear Metal Flashing

PVC Roof Systems Standard

James Klassen — Fri, 31 Jul 2026 22:36:24 GMT

‎10.3.2.3. General Application Requirements for Perimeters and Walls

TPO Roof Systems Standard

James Klassen — Fri, 31 Jul 2026 22:35:45 GMT

‎10.3.2.3. General Application Requirements for Perimeters and Walls

EPDM Roof Systems Standard

James Klassen — Fri, 31 Jul 2026 22:35:09 GMT

‎10.3.2.3. General Application Requirements for Perimeters and Walls

SBS Roof Systems Standard

James Klassen — Fri, 31 Jul 2026 22:34:14 GMT

‎10.3.2.3. General Application Requirements for Perimeters and Walls

(Draft) SBS Roof Systems Standard

James Klassen — Fri, 31 Jul 2026 21:19:17 GMT

‎13.3.2.1. General Requirements for Linear Metal Flashing

@@ Line 4,028: / Line 4,028: @@
 |-
 |-
-| colspan="1"; style="text-align:center;width:255px;" | {{hilite | '''Figure 10.3.2.3.-A<br>Membrane Termination on Wall<br>Option 1'''<br>Forming Part of<br>Clause 10.3.2.3.(11)(1)(1)<br><small>(Click to expand)</small> || 2025-October-25 }} || colspan="1"; style="text-align:center;width:255px;" | {{hilite | '''Figure 10.3.2.3.-B<br>Membrane Termination on Wall<br>Option 2'''<br>Forming Part of<br>Clause 10.3.2.3.(11)(2)<br><small>(Click to expand)</small> || 2025-October-25 }} || colspan="1"; style="text-align:center;width:255px;" | {{hilite | '''Figure 10.3.2.3.-C<br>Membrane Termination on Wall<br>Option 3'''<br>Forming Part of<br>Clause 10.3.2.3.(11)(3)<br><small>(Click to expand)</small> || 2025-October-25 }} || colspan="1"; style="text-align:center;width:255px;" | {{hilite | '''Figure 10.3.2.3.-D<br>Membrane Termination on Wall<br>Option 4'''<br>Forming Part of<br>Clause 10.3.2.3.(11)(4)<br><small>(Click to expand)</small> || 2025-October-25 }} || colspan="1"; style="text-align:center;width:255px;" | {{hilite | '''Figure 10.3.2.3.-E<br>Membrane Termination on Wall<br>Option 5'''<br>Forming Part of<br>Clause 10.3.2.3.(11)(5)<br><small>(Click to expand)</small> || 2025-October-25 }}
+| colspan="1"; style="text-align:center;width:255px;" | {{hilite | '''Figure 10.3.2.3.-A<br>Membrane Termination on Wall<br>Option 1'''<br>Forming Part of<br>Clause 10.3.2.3.(11)(1)<br><small>(Click to expand)</small> || 2025-October-25 }} || colspan="1"; style="text-align:center;width:255px;" | {{hilite | '''Figure 10.3.2.3.-B<br>Membrane Termination on Wall<br>Option 2'''<br>Forming Part of<br>Clause 10.3.2.3.(11)(2)<br><small>(Click to expand)</small> || 2025-October-25 }} || colspan="1"; style="text-align:center;width:255px;" | {{hilite | '''Figure 10.3.2.3.-C<br>Membrane Termination on Wall<br>Option 3'''<br>Forming Part of<br>Clause 10.3.2.3.(11)(3)<br><small>(Click to expand)</small> || 2025-October-25 }} || colspan="1"; style="text-align:center;width:255px;" | {{hilite | '''Figure 10.3.2.3.-D<br>Membrane Termination on Wall<br>Option 4'''<br>Forming Part of<br>Clause 10.3.2.3.(11)(4)<br><small>(Click to expand)</small> || 2025-October-25 }} || colspan="1"; style="text-align:center;width:255px;" | {{hilite | '''Figure 10.3.2.3.-E<br>Membrane Termination on Wall<br>Option 5'''<br>Forming Part of<br>Clause 10.3.2.3.(11)(5)<br><small>(Click to expand)</small> || 2025-October-25 }}
 |-
 | [[File:SBS Figure 10.3.2.-A.png | link=https://rpm.rcabc.org/images/7/73/SBS_Figure_10.3.2.-A.png | 200 px]] || [[File:SBS Figure 10.3.2.-B.png | link=https://rpm.rcabc.org/images/7/7d/SBS_Figure_10.3.2.-B.png | 200 px]] || [[File:SBS Figure 10.3.2.-C.png | link=https://rpm.rcabc.org/images/a/a1/SBS_Figure_10.3.2.-C.png | 200 px]] || [[File:SBS Figure 10.3.2.-D.png | link=https://rpm.rcabc.org/images/3/35/SBS_Figure_10.3.2.-D.png | 200 px]] || [[File:SBS Figure 10.3.2.-E.png | link=https://rpm.rcabc.org/images/6/6a/SBS_Figure_10.3.2.-E.png | 200 px]]
@@ Line 4,407: / Line 4,407: @@
 |-
 |-
-| colspan="1"; style="text-align:center;width:255px;" | {{hilite | '''Figure 10.3.8.2.-A<br>Membrane Pre-Flashing<br>Step 1'''<br>Forming Part of<br>Sentence 10.3.8.2.(1)<br><small>(Click to expand)</small> || 2025-October-25 }} || colspan="1"; style="text-align:center;width:255px;" | {{hilite | '''Figure 10.3.8.2.-B<br>Membrane Pre-Flashing<br>Step 2'''<br>Forming Part of<br>Sentence 10.3.8.2.(3)<br><small>(Click to expand)</small> || 2025-October-25 }} || colspan="1"; style="text-align:center;width:255px;" | {{hilite | '''Figure 10.3.2.3.-C<br>Membrane Pre-Flashing<br>Step 3'''<br>Forming Part of<br>Sentence 10.3.8.2.(4)<br><small>(Click to expand)</small> || 2025-October-25 }} || colspan="1"; style="text-align:center;width:255px;" | {{hilite | '''Figure 10.3.2.3.-D<br>Membrane Pre-Flashing<br>Step 4'''<br>Forming Part of<br>Sentence 10.3.8.2.(5)<br><small>(Click to expand)</small> || 2025-October-25 }}
+| colspan="1"; style="text-align:center;width:255px;" | {{hilite | '''Figure 10.3.8.2.-A<br>Membrane Pre-Flashing<br>Step 1'''<br>Forming Part of<br>Sentence 10.3.8.2.(1)<br><small>(Click to expand)</small> || 2025-October-25 }} || colspan="1"; style="text-align:center;width:255px;" | {{hilite | '''Figure 10.3.8.2.-B<br>Membrane Pre-Flashing<br>Step 2'''<br>Forming Part of<br>Sentence 10.3.8.2.(3)<br><small>(Click to expand)</small> || 2025-October-25 }} || colspan="1"; style="text-align:center;width:255px;" | {{hilite | '''Figure 10.3.8.2.-C<br>Membrane Pre-Flashing<br>Step 3'''<br>Forming Part of<br>Sentence 10.3.8.2.(4)<br><small>(Click to expand)</small> || 2025-October-25 }} || colspan="1"; style="text-align:center;width:255px;" | {{hilite | '''Figure 10.3.8.2.-D<br>Membrane Pre-Flashing<br>Step 4'''<br>Forming Part of<br>Sentence 10.3.8.2.(5)<br><small>(Click to expand)</small> || 2025-October-25 }}
 |-
 | [[File:SBS Figure 10.3.8.-A.png | link=https://rpm.rcabc.org/images/4/44/SBS_Figure_10.3.8.-A.png | 250 px]] || [[File:SBS Figure 10.3.8.-B.png | link=https://rpm.rcabc.org/images/f/f3/SBS_Figure_10.3.8.-B.png | 250 px]] || [[File:SBS Figure 10.3.8.-C.png | link=https://rpm.rcabc.org/images/6/67/SBS_Figure_10.3.8.-C.png  | 250 px]] || [[File:SBS Figure 10.3.8.-D.png | link=https://rpm.rcabc.org/images/0/00/SBS_Figure_10.3.8.-D.png | 250 px]]

@@ Line 5,761: / Line 5,761: @@
 <li>{{hilite | into or through plywood so that screw threads engage its full thickness, excluding the unthreaded tip, and || 2024-January-31 }}
 <li>{{hilite | into solid substrate (i.e., dimensional lumber or concrete) at least 25.4 mm (1"), and || 2024-January-31 }}
 <li>must be installed at least 88.9 mm (3-1/2") above the ''finished system surface''.
 </li></ol>
 {{strike| <li>Where hidden metal clips are required, they must

@@ Line 4,248: / Line 4,248: @@
 <ol>
 <li>{{hilite | RoofStar-accepted pre-engineered securement ''systems'' must be secured according to the ''manufacturer’s'' specifications|| 2022-February-5 }}.
 <li>All ''linear metal flashing'' installed over an organic substrate (i.e., wood) shall be separated from the substrate with a suitable separation material (i.e., self-adhered bituminous membrane used as eave protection in a ''water-shedding roof system'').
 <li>Unless otherwise provided for in this Part, mechanical fasteners used to secure ''linear metal flashing'' {{hilite | or their clips || 2024-January-31 }}

@@ Line 5,787: / Line 5,787: @@
 <li>{{hilite | into or through plywood so that screw threads engage its full thickness, excluding the unthreaded tip, and || 2024-January-31 }}
 <li>{{hilite | into solid substrate (i.e., dimensional lumber or concrete) at least 25.4 mm (1"), and || 2024-January-31 }}
 <li>must be installed at least 88.9 mm (3-1/2") above the ''finished system surface''.
 </li></ol>
 {{strike| <li>Where hidden metal clips are required, they must

@@ Line 5,689: / Line 5,689: @@
 <li>{{hilite | into or through plywood so that screw threads engage its full thickness, excluding the unthreaded tip, and || 2024-January-31 }}
 <li>{{hilite | into solid substrate (i.e., dimensional lumber or concrete) at least 25.4 mm (1"), and || 2024-January-31 }}
 <li>must be installed at least 88.9 mm (3-1/2") above the ''finished system surface''.
 </li></ol>
 {{strike| <li>Where hidden metal clips are required, they must

@@ Line 3,792: / Line 3,792: @@
 <li>{{hilite |When sheet membrane flashing is terminated on a vertical surface, it must be secured at its upper termination using|| 2021-October-30 }}
 <ol>
-<li>{{hilite | '''Option 1''' ({{hilite | '''Figure 10.3.2.3.-A''' || 2025-October-25 }}), in which the upper edges of fully adhered sheet membrane flashing plies shall be protected and secured with overlapping adhered or self-adhered ''wall'' membranes and exterior sheathing|| 2021-October-30 }},
+<li>{{hilite | '''Option 1''' ({{hilite | '''Figure 10.3.2.3.-A''' || 2025-October-25 }}), in which the upper edges of fully adhered sheet membrane flashing plies shall be protected and secured with overlapping adhered or self-adhered ''wall'' membranes and exterior cladding {{strike| sheathing || 2026-July-31 }}|| 2021-October-30 }},
 <li>'''Option 2''' ({{hilite | '''Figure 10.3.2.3.-B''' || 2025-October-25 }}), where the upper edges of fully adhered sheet membrane flashing plies must be {{hilite |sealed, and mechanically secured to the wall substrate, with a RoofStar-accepted reinforced liquid membrane flashing (Ref. [[#10.3.3.4. Liquid Membrane Flashing | Article 10.3.3.4., "Liquid Membrane Flashing"]])|| 2021-October-30 }},
 <li>{{hilite | '''Option 3''' ({{hilite | '''Figure 10.3.2.3.-C''' || 2025-October-25 }}), where|| 2021-October-30 }}