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SSDTH Timber Screw Weatherboard Screw
Description

The SSDTH Weatherboard Screw and Quik Drive Auto-Feed Screw Driving Systems are a stronger and faster fixing method for timber cladding to timber framing requires a clean and less noticeable finish.

Key Features
  • No pre-drilling required
  • Consistent countersink means no punching required
  • Trim Head for clean and less noticeable finish
  • Unique Box Threads design with raised-ridge technology greatly reduces driving torque
  • Easy to reverse out means no broken boards if the fastener needs to be removed
  • BRANZ Appraised for trusted performance
  • Suitable for NZS 3604 extra high wind zones
Scope of Use

Suitable for NZS 3604 extra high wind zones:

  • Weatherboard cladding
  • Timber cladding
  • Timber-to-timber
  • Wall cladding
Limitations on Use
  • These coated fasteners possess a level of corrosion resistance that makes them suitable for use in some exterior and corrosive environments and with some preservative-treated timber.
  • For applications in higher-exposure applications, consider Type-300 series stainless-steel fasteners for superior corrosion resistance. Bit(s) included with every box of screws.
  • Pre-drilling and countersink may be necessary at ends, butt joints, and on applications where denser material is used. Follow board manufacturers recommendations where applicable.
NZS 3604 Wind Zone Extra High suitable
Extra High Wind Zone
Statement of Building Code Compliance

In the opinion of BRANZ (Appraisal No. 1044[2019]) Simpson Strong-Tie Weatherboard Screws, if designed, used, installed, and maintained in accordance with the statements and conditions of this Appraisal, will meet or contribute to meeting the following provisions of the NZBC:

  • Clause B1 STRUCTURE: Performance B1.3.1, B1.3.2 and B1.3.4. Simpson Strong-Tie Weatherboard Screws meet these requirements for loads arising from self-weight, wind and impact [i.e. B1.3.3 (a), (h) and (j)]. See Paragraphs 8.1 to 8.3.
  • Clause B2 DURABILITY: Performance B2.3.1 (b), 15 years and B2.3.2. Simpson Strong-Tie Weatherboard Screws meet these requirements. See Paragraphs 9.1 to 9.3.
  • Clause E2 EXTERNAL MOISTURE: Performance E2.3.2. Simpson Strong-Tie Weatherboard Screws contribute to meeting this requirement. See Paragraph 10.1.
  • Clause F2 HAZARDOUS BUILDING MATERIALS: Performance F2.3.1. Simpson Strong-Tie Weatherboard Screws meet this requirement and will not present a health hazard to people

See also Producer Statement by Southern Pine Products

B1 Structure compliant
Structure
B2 Durability compliant
Durability
E2 External Moisture compliant
External Moisture
F2 Hazardous Building Materials compliant
Hazardous Building Materials
BRANZ Appraised
BRANZ Appraised
Documents
Technical Data Sheet
BRANZ Appraisal

No. 1044 (2019)

Producer Statement: Southern Pine Products

2019.06

Flyer: Weatherboard Screw
Full Catalogue: Anchoring and Fastening Systems

2018

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