Cullen Technical Guide 2024

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Universal Hanger UH (I–Joist Applications)

Standard Installation – I–Joist Header without Backer Block

See Page 53 For Installation Instructions

— Fill all red holes as indicated for this installation — No backer block required — No web stiffeners required* — Top tabs to be wiped over and nailed — Additional triangular holes into face only required for solid headers *Additional triangular holes into incoming joist only required for enhanced uplift. (for details see page 51)

Load Data

Fixings (3.4 x 35mm)

Characteristic Capacity (kN)

Hanger Depth (mm)

Header

I–Joist Header

Incoming

Uplift

(Depth Dependent Only)

Face

Top

Solid Flange

LVL Flange

195 220 235 300

8 8 8 8

2 2 2 2

2 4 4 4

1.98 3.97 3.97 3.97

11.13 11.13 11.89 11.89

12.94 12.94 11.79 11.79

Enhanced Installation – I–Joist Header with Backer Block

SNAP OFF OPTION

See Page 53 For Installation Instructions

— Fill all red holes as indicated for this installation — All nail holes filled into backer block (including triangular) — Backer block required to hanger side only (follow I–joist manufacturer’s guidelines) — No web stiffeners required when using same hanger/joist depth* — Top tabs to be wiped over and nailed or snapped off to give face fix only option

*Additional triangular holes into incoming joist only required for enhanced uplift. (for details see page 51)

Load Data

Fixings (3.4 x 35mm)

Characteristic Capacity (kN)

Hanger Depth (mm)

Header

I–Joist Header

Incoming

Uplift

(Depth Dependent Only)

Face

Top

Solid Flange

LVL Flange

195 220 235 300

14 18 18 22

2 (0**) 2 (0**) 2 (0**) 2 (0**)

2 4 4 4

1.98 3.97 3.97 3.97

13.09 19.66 19.66 21.02

13.49 18.81 18.81 20.88

**No fixings required when using snap off option.

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

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