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Restraint Straps

Restraint straps are used on roof joints, trusses or rafters to reinforce metal work for additional support. Our heavy duty restraint straps are available in various lengths and sizes to suit all projects, and they’re available to order online or Click and Collect from your local Howarth Timber branch.

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  • Expamet Heavy Duty Horizontal Restraint Strap 1000mm & Bent 100mm

    Expamet Heavy Duty Horizontal Restraint Strap 1000mm & Bent 100mm

    This galvanised Heavy Duty (horizontal) Restraint Strap features a 100mm Bent piece. 6mm fixing hole dimensions to suite 4 x 75mm round wire nails. Build in with downstand tight against face of block. Floor fixing: Across 3 joists (perpendicular) with...
  • Expamet Heavy Duty Horizontal Restraint Strap 1000mm & Bent 150mm Expamet Heavy Duty Horizontal Restraint Strap 1000mm & Bent 150mm

    Expamet Heavy Duty Horizontal Restraint Strap 1000mm & Bent 150mm

    This galvanised Heavy Duty (horizontal) Restraint Strap features 150mm bent element. It also features 6mm fixing hole dimensions to suite 4 x 75mm round wire nails. Build in with downstand tight against face of block. Floor fixing: Across 3 joists...
  • Expamet Heavy Duty Horizontal Restraint Strap 1000mm & Twist 100mm

    Expamet Heavy Duty Horizontal Restraint Strap 1000mm & Twist 100mm

    This galvanised Heavy Duty (horizontal) Restraint Strap featuring a Twist. This metalwork also features 6mm fixing hole dimensions to suite 4 x 75mm round wire nails. Build in with downstand tight against face of block. Floor fixing: Across 3 joists...
  • Expamet Heavy Duty Horizontal Restraint Strap 1100mm & Bent 100mm

    Expamet Heavy Duty Horizontal Restraint Strap 1100mm & Bent 100mm

    This galvanised Heavy Duty (horizontal) Restraint Strap features a 100mm Bent piece. 6mm fixing hole dimensions to suite 4 x 75mm round wire nails. Build in with downstand tight against face of block. Floor fixing: Across 3 joists (perpendicular) with...
  • Expamet Heavy Duty Horizontal Restraint Strap 1200mm & Bent 100mm

    Expamet Heavy Duty Horizontal Restraint Strap 1200mm & Bent 100mm

    This galvanised Heavy Duty (horizontal) Restraint Strap features a 100mm Bent piece. 6mm fixing hole dimensions to suite 4 x 75mm round wire nails. Build in with downstand tight against face of block. Floor fixing: Across 3 joists (perpendicular) with...
  • Expamet Heavy Duty Horizontal Restraint Strap 1200mm & Bent 150mm Expamet Heavy Duty Horizontal Restraint Strap 1200mm & Bent 150mm

    Expamet Heavy Duty Horizontal Restraint Strap 1200mm & Bent 150mm

    This galvanised Heavy Duty (horizontal) Restraint Strap features 150mm bent element. It also features 6mm fixing hole dimensions to suite 4 x 75mm round wire nails. Build in with downstand tight against face of block. Floor fixing: Across 3 joists...
  • Expamet Heavy Duty Horizontal Restraint Strap 1200mm & Twist 100mm

    Expamet Heavy Duty Horizontal Restraint Strap 1200mm & Twist 100mm

    This galvanised Heavy Duty (horizontal) Restraint Strap featuring a Twist. This metalwork also features 6mm fixing hole dimensions to suite 4 x 75mm round wire nails. Build in with downstand tight against face of block. Floor fixing: Across 3 joists...
  • Expamet Heavy Duty Horizontal Restraint Strap 1500mm & Bent 100mm

    Expamet Heavy Duty Horizontal Restraint Strap 1500mm & Bent 100mm

    This galvanised Heavy Duty (horizontal) Restraint Strap features a 100mm Bent piece. 6mm fixing hole dimensions to suite 4 x 75mm round wire nails. Build in with downstand tight against face of block. Floor fixing: Across 3 joists (perpendicular) with...
  • Expamet Heavy Duty Horizontal Restraint Strap 1500mm & Bent 150mm Expamet Heavy Duty Horizontal Restraint Strap 1500mm & Bent 150mm

    Expamet Heavy Duty Horizontal Restraint Strap 1500mm & Bent 150mm

    This galvanised Heavy Duty (horizontal) Restraint Strap features 150mm bent element. It also features 6mm fixing hole dimensions to suite 4 x 75mm round wire nails. Build in with downstand tight against face of block. Floor fixing: Across 3 joists...
  • Expamet Heavy Duty Horizontal Restraint Strap 1500mm & Twist 100mm

    Expamet Heavy Duty Horizontal Restraint Strap 1500mm & Twist 100mm

    This galvanised Heavy Duty (horizontal) Restraint Strap featuring a Twist. This metalwork also features 6mm fixing hole dimensions to suite 4 x 75mm round wire nails. Build in with downstand tight against face of block. Floor fixing: Across 3 joists...
  • Expamet Heavy Duty Horizontal Restraint Strap 1600mm & Bent 100mm

    Expamet Heavy Duty Horizontal Restraint Strap 1600mm & Bent 100mm

    This galvanised Heavy Duty (horizontal) Restraint Strap features a 100mm Bent piece. 6mm fixing hole dimensions to suite 4 x 75mm round wire nails. Build in with downstand tight against face of block. Floor fixing: Across 3 joists (perpendicular) with...
  • Expamet Heavy Duty Horizontal Restraint Strap 1600mm & Bent 150mm Expamet Heavy Duty Horizontal Restraint Strap 1600mm & Bent 150mm

    Expamet Heavy Duty Horizontal Restraint Strap 1600mm & Bent 150mm

    This galvanised Heavy Duty (horizontal) Restraint Strap features 150mm bent element. It also features 6mm fixing hole dimensions to suite 4 x 75mm round wire nails. Build in with downstand tight against face of block. Floor fixing: Across 3 joists...
  • Expamet Heavy Duty Horizontal Restraint Strap 600mm & Bent 100mm

    Expamet Heavy Duty Horizontal Restraint Strap 600mm & Bent 100mm

    This galvanised Heavy Duty (horizontal) Restraint Strap features a 100mm Bent piece. 6mm fixing hole dimensions to suite 4 x 75mm round wire nails. Build in with downstand tight against face of block. Floor fixing: Across 3 joists (perpendicular) with...
  • Expamet Heavy Duty Horizontal Restraint Strap 600mm & Twist 100mm

    Expamet Heavy Duty Horizontal Restraint Strap 600mm & Twist 100mm

    This galvanised Heavy Duty (horizontal) Restraint Strap featuring a Twist. This metalwork also features 6mm fixing hole dimensions to suite 4 x 75mm round wire nails. Build in with downstand tight against face of block. Floor fixing: Across 3 joists...
  • Expamet Heavy Duty Horizontal Restraint Strap 900mm & Bent 100mm

    Expamet Heavy Duty Horizontal Restraint Strap 900mm & Bent 100mm

    This galvanised Heavy Duty (horizontal) Restraint Strap features a 100mm Bent piece. 6mm fixing hole dimensions to suite 4 x 75mm round wire nails. Build in with downstand tight against face of block. Floor fixing: Across 3 joists (perpendicular) with...
  • Expamet Heavy Duty Horizontal Restraint Strap 900mm & Twist 100mm

    Expamet Heavy Duty Horizontal Restraint Strap 900mm & Twist 100mm

    This galvanised Heavy Duty (horizontal) Restraint Strap featuring a Twist. This metalwork also features 6mm fixing hole dimensions to suite 4 x 75mm round wire nails. Build in with downstand tight against face of block. Floor fixing: Across 3 joists...
  • Expamet Heavy Duty Restraint Strap 1000mm

    Expamet Heavy Duty Restraint Strap 1000mm

    This galvanised Heavy Duty (horizontal) Restraint Strap features 6mm fixing hole dimensions to suite 4 x 75mm round wire nails. Build in with downstand tight against face of block. Floor fixing: Across 3 joists (perpendicular) with noggins between. 1...
  • Expamet Heavy Duty Restraint Strap 1200mm

    Expamet Heavy Duty Restraint Strap 1200mm

    This galvanised Heavy Duty (horizontal) Restraint Strap features 6mm fixing hole dimensions to suite 4 x 75mm round wire nails. Build in with downstand tight against face of block. Floor fixing: Across 3 joists (perpendicular) with noggins between. 1...
  • Expamet Heavy Duty Restraint Strap 1500mm

    Expamet Heavy Duty Restraint Strap 1500mm

    This galvanised Heavy Duty (horizontal) Restraint Strap features 6mm fixing hole dimensions to suite 4 x 75mm round wire nails. Build in with downstand tight against face of block. Floor fixing: Across 3 joists (perpendicular) with noggins between. 1...
  • Expamet Heavy Duty Restraint Strap 600mm

    Expamet Heavy Duty Restraint Strap 600mm

    This galvanised Heavy Duty (horizontal) Restraint Strap features 6mm fixing hole dimensions to suite 4 x 75mm round wire nails. Build in with downstand tight against face of block. Floor fixing: Across 3 joists (perpendicular) with noggins between. 1...
  • Expamet Heavy Duty Restraint Strap 900mm

    Expamet Heavy Duty Restraint Strap 900mm

    This galvanised Heavy Duty (horizontal) Restraint Strap features 6mm fixing hole dimensions to suite 4 x 75mm round wire nails. Build in with downstand tight against face of block. Floor fixing: Across 3 joists (perpendicular) with noggins between. 1...
  • Expamet Heavy Duty Restraint Strap Bent 1000 x 100 x 27.5mm (EHD1000B100)

    Expamet Heavy Duty Restraint Strap Bent 1000 x 100 x 27.5mm (EHD1000B100)

    Expamet Engineering Heavy Duty Restraint Straps are the ideal choice for building projects when new walls or floors need to be created, long-lasting galvanised steel straps will help anchor structures during your next build. These Expamet straps can be...
  • Expamet Heavy Duty Restraint Strap Bent 1200 x 100 x 27.5mm (EHD1200B100)

    Expamet Heavy Duty Restraint Strap Bent 1200 x 100 x 27.5mm (EHD1200B100)

    Expamet Engineering Heavy Duty Restraint Straps are the ideal choice for building projects when new walls or floors need to be created, long-lasting galvanised steel straps will help anchor structures during your next build. These Expamet straps can be...
  • Expamet Heavy Duty Restraint Strap Bent 1600 x 100 x 27.5mm (EHD1600B100)

    Expamet Heavy Duty Restraint Strap Bent 1600 x 100 x 27.5mm (EHD1600B100)

    Expamet Engineering Heavy Duty Restraint Straps are the ideal choice for building projects when new walls or floors need to be created, long-lasting galvanised steel straps will help anchor structures during your next build. These Expamet straps can be...

Restraint Straps

When installing restraint straps for joists, it’s crucial to ensure they fit snugly against the masonry walls for optimal support. For maximum effectiveness, these heavy duty restraint straps should be spaced no more than 2 metres apart, providing the stability and strength needed to secure your structure.

Frequently Asked Questions

What are restraint straps used for?
Restraint straps are necessary for the restraint of floor and roof structures to walls. This is usually to stop bulging or cracking of walls.