Simpson Strong-Tie SPR47/140 45-47mm Slope Adjustable Joist Hanger 1.5mm PreGalv

Versatile Joist Hanger for Angled Timber Connections

The Simpson Strong-Tie SPR47/140 Slope Adjustable Hanger is designed to support joists or rafters where sloping installation is required. Accommodating angles of up to 45 degrees upwards or downwards, this hanger allows for on-site adjustment, making it ideal for complex or bespoke timber framing projects.

Key Features

• Slope adjustable up to ±45°, providing excellent flexibility in sloped installations

• Compatible with timber widths of 45–47mm

• Engineered for secure fixing to other timber members

• Supplied ready for on-site adjustment, eliminating the need for custom hangers

Benefits

• Enables angled joist or rafter connections without compromising structural integrity

• Facilitates quick adjustments during installation

• Durable and corrosion-resistant for long-term performance

• Ideal for non-standard or uneven roof pitches

Fixing Details

• Nail Specification: 3.75 x 30mm square twist nails (required for proper installation)

• Fixings must be fully driven in accordance with manufacturer guidelines for maximum strength

Material & Dimensions

• Material: 1.5mm Pre-galvanised mild steel

• Timber Compatibility: 45–47mm wide joists or rafters

Typical Applications

• Sloped roof structures

• Angled decking joists

• Bespoke timber frames

• Loft conversions and architectural designs requiring angled joist support

Material Specification

• Finish: Pre-galvanised for resistance to corrosion

• Suitable for dry interior and protected external use

Important Note

Ensure slope adjustment is performed before full fixing. Always verify design loads and fixing specifications with a qualified structural engineer, especially in load-critical applications. Not recommended for high-corrosion environments or direct ground contact.