Cullen Technical Guide 2024

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TA Truss Anchor

The TA secures trussed rafters to 2 ply wall plates or head binders whilst providing a positive fixing on two planes. Features & Benefits — Eliminates damage from skew nailing into the wall plate — “Push on” fit allows truss anchor to be retained in position prior to nailing — Optional triangular nail holes for enhanced performance

UKTA–21/0009 UKTA - 21/0009

ETA–20/1000

Material Specification — Galvanised mild steel – Z275

Fixings 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

*For use with Paslode PPNXi

W

Available Sizes

Dimensions (mm)

Product Code

Truss Width (mm)

W (mm)

TA–38 TA–50

35 47

113 113

In Situ

150

Double wall plate required for all installations (min 75mm) unless using in a timber frame application where the framing anchor can be fitted to the head binder.

45

30

Standard Installation (Fill all circular nail holes)

Enhanced Installation (Fill all nail holes)

2No Truss Anchors (Dependant on truss heel)

1

1

1

3

3

2

2

2

3

(Plates omitted for clarity)

Load Data

Characteristic Capacity (kN)

Fixings (3.4 x 35mm)

Product Code

Installation

Load Direction

Solid Timber Header (Min C16)

Header

Incoming

1 2 3 4 1 2 3 4

3.48 (6.96**) 3.39 (6.78**) 0.78 (1.35**) 0.57 (1.35**) 7.54 (15.08**) 4.17 (8.34**) 2.10 (4.29**) 2.19 (4.29**)

TA–38, TA–50

STANDARD INSTALL

4

4

TA–38, TA–50 ENHANCED INSTALL

9

8

**Values for 2No truss anchors

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

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