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SHI Service Hole I–Joist GB Patent: 2496059B
The SHI plate is a reinforcement plate that allows large apertures to be cut into an I–Joist web to accommodate service runs. Features & Benefits — Allows larger apertures to be cut into I–Joist web whilst providing additional strength and stiffness to the I–Joist — Potential remedial solution for damaged webs (Contact your system provider for further information)
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
Available Sizes
The use of SHI plates must be assessed for suitability by a qualified design professional. Please contact your system provider for further information on assessing joist suitability. Product is not suitable for use on solid timber / solid engineered timber sections.
Dimensions (mm) H F
Product Description SHI–220–1 SHI–240–1 SHI–300–1
I–Joist Depth (mm)
Product Code
548377 548380
220
215 240 300
127 152
240/245
548381 207 Suitable for use with JJI (45mm flange), SJI (39mm flange) and FJI (36 & 39mm flange). Contact Technical Support for use with multiple ply members. 300
In Situ
Dimensions (mm)
90mm min
80mm min
405
F
250
Position SHI plate at least 90mm from joist end to ensure it does not clash with masonry hanger or end seal (suitable for use with Hi–Vis Gripper).
H
Plate required each side of aperture.
Please ensure the SHI plates are not installed within the masonry wall/mortar
Installation Instructions
Stage 1
Stage 2
Stage 3
Place 1No SHI plate either side of the aperture.
The latest most up to date version will always be online and not in print or in downloaded pdf. Using the SHI plate as a template, drill 4No holes and cut inner aperture to suit.
Fix the SHI plates to the I–Joist with 22No 3.4 x 35mm square twist nails per plate.
101
Technical support 01592 771132 / technical@itwcp.com / https://www.itwcp-offsite.co.uk
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