Dimond DP955 Roofing

Dimond DP955 Roofing and Cladding

Suitable for 3° and greater

955mm Cover width

1020mm Sheet width

DP955 has a high rib

Suitable for light commercial

Suitable for commercial

4 ribs per sheet

DP955 is manufactured in Auckland and Christchurch.

If this product is not suitable for your project... Click here to find product options suitable for your requirements.

    • Suitable for 3° and greater

      955mm Cover width

      1020mm Sheet width

      DP955 has a high rib

      Suitable for light commercial

      Suitable for commercial

      4 ribs per sheet

      DP955 is manufactured in Auckland and Christchurch.

      If this product is not suitable for your project... Click here to find product options suitable for your requirements.

Dimond DP955 Profile

DP955 has a distinctive design based on a Roman Trefoil arch.  With increased strength and durability the damage from foot traffic is greatly reduced.  The 5-rib design has an increased cover width of 955mm, meaning fewer sheets are needed on a job.

Dimond DP955 Profile

Dimond DP955 Profile Dimensions

Cover

955mm

Sheet Width

1020mm

Pitch

3° (approx 1:20)

all dimensions given are nominal.

Sheet Tolerances

Sheet width: ±5mm
Sheet length: +10mm, –0mm. For horizontal wall cladding where notified at time of order of intended use, tighter tolerances can be achieved +3mm, –0mm

Profile Properties

Material options Steel 0.40mm Steel 0.55mm
Nominal weight / lineal metre (kg/m) 4.12 5.55
Drape curved roof - min. radius (m) n/r 70
Purlin spacings for drape curved roof (mm) (1) n/r 2.7
Machine crimp curved - roof min. radius (mm) n/a n/a
Unsupported overhang (mm) (2) 250 350

(1) Recommended maximum purlin spacing at minimum radius

(2) Based on 1.1kN point load support, but not intended for roof access.
n/r – not recommended
n/a – not available

Notes:

  1. Where purlin spacings for roofing exceed 1.5m for 0.4mm or 2m for 0.55mm, the sidelap must be fastened in accordance with Section 2.3.2 of the Dimond Roofing & Cladding Technical Manual.
  2. When notching flashings around the DP955 rib, use straight cuts rather than follow the curve rib shape

Roll-forming facility

Auckland, Christchurch

Sheet lengths: DP955 is custom run to order. Where long sheets are used consideration must be given to:

  • special transportation licences for sheet lengths over 25m
  • site access for special lifting equipment
  • fixing techniques to accommodate thermal expansion.
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