Cullen Technical Guide 2024

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PFS Pre Formed Strap

The PFS is an engineered strap that has been designed to provide enhanced performance and greater flexibility while laterally restraining floors and roofs. Part of the Cullen Gable Restraint System – Pg132 - 133 Features & Benefits — Typically used for lateral restraint in floor and roof applications — Exceeds performance of traditional 30 x 5mm strap — Restraint applications can be found on pages 129 - 131 Material Specification — 35 x 1.5mm Galvanised mild steel – Z600 or Z275 (with edge protection)

Applications can be found on pages 129, 131, 132 and 133

Approvals — CE/UKCA marked in accordance with EN845-1 — Meets NHBC Technical requirements — Meets Homebond technical requirements

Engineered bend for increased performance

Fixings — Dependant on application

Available Sizes

Code

Description

Box Qty

547389 141185

3.4 x 35mm Square Twist Nails – LOOSE 3.4 x 35mm Square Twist Nails – COLLATED*

500

2,500

FLAT STRAP

*For use with Paslode PPNXi

Dimensions (mm)

F

4mm Ø and 6mm Ø holes

F

35

1.5

50

BENT STRAP

B

50

Product Code PFS–1000–F PFS–1200–F PFS–1600–F PFS–2000–F

F (mm)

Product Code

F (mm)

B (mm)

1000 1200 1600 2000

PFS–900–100–B PFS–1100–100–B PFS–1500–100–B PFS–1900–100–B

900

100 100 100 100

1100 1500 1900

Load Data

Fixings

Performance

Characteristic Tensile Capacity (kN)

(3.4 x 35mm)

Built into 3.5N/mm 2 block work & nailed to min C16 grade timber**

8No

8.80

Flat Strap

n/a

10.80

**Tested in accordance with the requirements of EN846-4 (with a vertical precompression of 0.4N/mm2 to the top of the masonry specimen – equivalent to storey height of blockwork)

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138

Technical support 01592 771132 / technical@itwcp.com / https://www.itwcp-offsite.co.uk

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