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Masonry Straddle Joist Hangers

Masonry Straddle Joist Hangers


The WS Masonry Straddle Joist Hangers are designed for similar applications and installation as the standard Masonry Joist Hangers FHM & WM. The WS is two hangers joined together by a plate on the masonry flange to enable exact alignment of two joists positioned directly opposite each other on either side of a wall or beam.

  • Product List
  • Features
  • Specification
  • Installation

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Value (kN) for
Eurocode 6
Safe Working
Load for BS5268
Pre Galvanised Steel - 2.4mm
WSWelded Straddle Hanger6.73.5
Stainless Steel
WSSSWelded Straddle Hanger Stainless Steel6.73.5
All values are derived in line with EN 845-1:2013 based on a declared value of 7kN
• Flexibility of design means as well as the standard sizes the WR can be manufactured in any size to order.
• 2.4mm thick.
• Galvanised steel EN 10346 DX51D Z275.
• Grade 1.4301 austenitic stainless steel to EN 10088-2.
• Manufactured to EN 845-1:2013.
• Where appropriate tested by CERAM Research Ltd Notification Body No.1289.
• When ordering please state the width, height and the straddle width.

• The back plate of the hanger should lie flat against the vertical masonry support.
• Masonry flange should have a minimum of 3 courses (675mm masonry) above.
• Both supporting and above masonry should be allowed to mature before any load is applied.
• Joist should be square cut and sit tight to the back of the hanger - maximum gap permitted is 6mm.
• Nail the side flanges with 30 x 3.75mm galvanised square twist nails or equivalent.
• To provide lateral restraint HD straps should be used.
• The ‘masonry’ flange should always be securely fixed or adequately embedded and should never be placed in dry slots.
• Use appropriate fixings.
• Always ensure that compatible corrosion resistant fixings are used, i.e. do not use galvanised fixings with stainless steel products or vice versa.
• Use correct strength mortar as per British Standard.