Sheet Vinyl Floor & Skirting Junction (Membrane Below Screed) Building Codes & Rules

- Sheet Vinyl Wall & Floor Junction Tools™ simplifies the National Construction Code (NCC) with interactive graphics, including deemed to comply & best practices.

Fall

Acoustic or Fire Rated

Sealant if Required

PVC Vinyl to Wall Tile Transition Trim

FC Wall

Lining

AS 3740:2021, 2.3

AS 3740:2021, 4.4.1

AS 3740:2021, 2.3.2

AS 3740:2021, 2.3.1

Membrane Substrate

≥ 1 : 100^{AS 3740:2021, 2.3} fall required towards the floor waste
≥ 1 : 80^{AS 3740:2021, 4.4.1} fall required to entire room where shower unscreened
Form falls in Structural Floor or Screed^{AS 3740:2021, 2.3.2}
Smooth, clean, dry & dust free surface^{AS 3740:2021, 2.3.1}

AS 3740:2021, 2.3.2

≥ 1 : 80 to 1:50^{AS 3740:2021, 2.3.2}

Feather Coat(s)

AS 3740:2021, 2.3.1

≥ 1 : 100^{AS 3740:2021, 2.3.1}

AS 3740:2021, 2.3.2

≥ 1 : 80^{AS 3740:2021, 2.3.2}

Enclosed Shower

Room with Unenclosed Shower

Engineered Screed to AS 1884

20MPa / 1.5MPa Comp / Tens strength

Fall

Anti-fungal Sealant

Non-shrink

Grout

Expansion

Joint

Wall Finish as Specified

Grout repair to any slab defects

≥ 10

Cove

Former

NCC 2022 HP, 10.2.21

AS 3740:2021, 4.2

Membrane^{NCC 2022 HP, 10.2.21AS 3740:2021, 4.2}

Tools™ Best Practice

Class III Membrane^{Tools™ Best Practice}

NCC 2022 HP, 10.2.21

AS 3740:2021, 4.2

Membrane^{NCC 2022 HP, 10.2.21AS 3740:2021, 4.2}

Tools™ Best Practice

Class III Membrane^{Tools™ Best Practice}

AS 3740:2021, 4.11.1

Fillet^{AS 3740:2021, 4.11.1}

Tools™ Best Practice

≥ 10^{Tools™ Best Practice}

≥ 10

Membrane Above Screed

Internal Waterproofing Overview

Membrane

Compatible with^[1]
Vinyl Adhesive, or
Cementitious Feather Coat with Bonding Additive

Membrane

NCC 2022 V1

Bonded Class III Membrane required for screed to adhere to Membrane
≥12mm depth Bond Breaker to all Floor Wall junctions & intersections
Stone Finishes require secondary Sealer Membrane to top of screed
Bond Breakers required
Include Acoustic Mat below Screed if required

Movement

NCC 2022 V3

All Building Classes

NCC 2022 F2D2, S26C6, & 10.2.6 [2019 F1.7, 3.8.1.3]

May 2023

AS 4654.2:2012, 2.3

Building elements in Wet Areas to be Waterproof or Water-resistant to NCC Specification 26, Part 10.2 & AS 4654.2
Membrane system shall be Class I, Class II or Class III Movement in accordance to AS 4654.1
Movement Risks are^{AS 4654.2:2012, 2.3}
Deflection or Shrinkage before, during & after installation
Temperature or Moisture changes
Joint Movement

Membrane

NCC 2022 V2

Bonded Class III Membrane required for screed to adhere to Membrane
Refer RCC Quality Alert #3 Concrete Finishes to Wet Areas
≥12mm depth Bond Breaker to all Floor Wall junctions & intersections
Stone Finishes require secondary Sealer Membrane to top of screed
Bond Breakers required
Include Acoustic Mat below Screed if required

Membrane AUDIT

NCC 2022 V2

All Building Classes

NCC 2022 F2D2, S26C3, 10.2.26 [2019 F1.7]

May 2023

AS 3740:2021, 4.5.4 (a)

AS 3740:2021, 4.5.4 (b)

AS 3740:2021, 4.5.4 (c)

AS 3740:2021, 4.5.2

Building elements in Wet Areas to be Waterproof or Water Resistant to NCC Specification 26, Part 10.2, & AS 3740
Curing & protection^{AS 3740:2021, 4.5.4 (a)}
Fully cured to manufacturers' recommendations
Protect from physical & chemical damage until covered by finishes
Flood testing^{AS 3740:2021, 4.5.4 (b)}
If any leaks occur, these shall be repaired following the system design & retested
Electronic leak detection^{AS 3740:2021, 4.5.4 (c)}
If any discontinuities occur, these shall be repaired & retested only on the repaired areas
Seam probe testing^{AS 3740:2021, 4.5.2}
If any seam failures occur, these shall be repaired & retested

Membrane

NCC 2022 V1

Bonded Class III Membrane required for screed to adhere to Membrane
≥12mm depth Bond Breaker to all Floor Wall junctions & intersections
Stone Finishes require secondary Sealer Membrane to top of screed
Bond Breakers required
Include Acoustic Mat below Screed if required

AS 3740:2021, 3.2

Compatible with^{AS 3740:2021, 3.2}
Vinyl Adhesive, or
Cementitious Feather Coat with Bonding Additive

Vinyl Floor

Ensure correct Slip Rating^[1] for room usage

Slip RATING

NCC 2022 V2

All Building Classes

NCC 2022 D1P2

May 2023

HB 198:2014, 5.1

Ensure correct Slip Rating^{HB 198:2014, 5.1} for room usage

Sheet Vinyl Flooring with Resilient Wall Junction