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HUH (Open Web Applications) Heavy Universal Hanger
Standard Installation With Blocking Instructions – Open Web Header
Applying a high load to the top flange of an open web joist can lead to failure of the joist itself (i.e metal webs buckling) Adding a vertical blocking piece to the open web joist prevents buckling and helps transfer the load, therefore allowing the hanger to perform to a greater capacity.
Stage 1
Stage 2
Vertical blocking piece to be built into Open Web Joist, centred on incoming hanger position. Vertical blocking piece to be minimum 47 x 72mm C16 timber. Fixed using Paslode 3.1 x 90mm annular ring shank nails.
Position hanger against face of Open Web Joist with locating tab tight to underside of joist.
Stage 3
Stage 4
Nail top tabs into top chord of joist – Min 2No 3.4 x 35mm square twist nails into rear ply and 1No 3.4 x 35mm square twist nail into front ply per leg.
Wipe over top tabs to give a flush fit to the joist.
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Technical support 01592 771132 / technical@itwcp.com / https://www.itwcp-offsite.co.uk
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