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HUH (I–Joist Applications) Heavy Universal Hanger Standard Installation Instructions – I–Joist Header without Backer Block
Stage 1
Stage 2
Stage 3
Stage 4
Position hanger flush with underside of joist.
Face nail to top and bottom flanges using 14No 3.4 x 35mm square twist nails in total.
Wipe over top tabs to give a flush fit to the joist.
Nail top tabs into top flange 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.
Enhanced Installation Instructions – I–Joist Header with Backer Block
Stage 1
Stage 2
Stage 3
Stage 4
Position hanger flush with underside of joist.
Fill all round and triangular nail holes to header and backer face with 3.4 x 35mm square twist nails.
Wipe over top tabs to give a flush fit to the joist.
Nail top tabs into top flange 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.
Backer block installed as per I–Joist manufacturer’s guidelines.
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