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Pre-fabricated accessories reduce the join-count and remove difficulty and risk from a membrane installation.

Available in five sizes for common installation requirements including restricted height, large commercial, external.

  • 360 x 360 x 280mm — Outlet 150mm, Outlet 100mm
  • 445 x 240 x 550mm — Outlet 150mm, Outlet 100mm
  • 530 x 380 x 330mm, with Overflow — Outlet 150mm, Outlet 100mm
  • 530 x 350 x 240mm, with Overflow — Outlet 150mm, Outlet 100mm
  • 650 x 430 x 390mm, with Overflow — Outlet 200mm, Outlet 150mm
Key Features
  • 5 sizes for common installation requirements
  • Pre-fabricated accessories
  • Reduced join-count 
  • Removes difficulty and risk from a membrane installation
NZ Made
NZ Made
NZ-Owned Business
NZ-Owned Business
Scope of Use
  • Suitable for use where all cold-applied sheet membranes systems are specified
Limitations on Use
  • Not for use with torch-on or hot-melt membrane systems
Statement of Building Code Compliance
  • All product is designed to, and complies with AS/NZ3500
In-Service History

Used with sheet membrane waterproofing systems extensively throughout New Zealand systems for over 7 years.

Other Performance Attributes
  • 7 year warranty
B2 Durability compliant
E2 External Moisture compliant
External Moisture
Rainhead 360x360x280
Rainhead 445x240x550
Rainhead 530x350x240
Rainhead 530x380x330
Rainhead 650x430x390
CAD/PDF Details
Rainhead Square 360x360x280mm


Rainhead External 445x240x550mm


Rainhead Sump 530x380x330mm


Rainhead Sump 530x350x240mm


Rainhead Sump 650x430x390


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