Hardware
Connectors
Simpson Strong-Tie
$5-$20 eachStair Brackets for Secure Deck Stair Framing
Stair brackets are angled metal connectors for stairway construction. They connect stair stringers to deck headers and landing pads at the required angles, providing secure structural connections with adjustable pitch accommodation.
Key Features
- Designed for stair stringer geometry
- Adjustable angle for various pitches
- Connects stringers to headers and landings
- Galvanized for outdoor use
- Published load values
Specifications
Material: Galvanized steel (G90 or ZMAX) | Models: LSC
LPC
LSCZ series | Stringer sizes: 2x10
2x12 | Fasteners: 10d nails
SD screws
or bolts
Best For
Deck stair construction
Stringer-to-header attachment
Landing connections
Exterior stairway framing
Compatible Materials
Stair stringers
Deck headers and rim joists
Concrete pads
Pressure-treated lumber
Pros & Cons
Pros
- ✓ Purpose-built for stair angles
- ✓ Stronger than toe-nailing
- ✓ Adjustable for different pitches
- ✓ Code-approved connection
Cons
- ✗ Must select correct model for angle
- ✗ Some models need specific fastener patterns
- ✗ Limited sizes
Installation Tips
Install bracket to header or landing first, then attach stringer. Verify angle matches bracket range. Use all specified fasteners. Ensure stringer bears fully on bracket seat.
Frequently Asked Questions
Use stair stringer brackets (like Simpson LSC) to connect stringer top to rim joist. Far stronger than toe-nailing.
Minimum 3 for stairs up to 36in wide. Add one per additional 16in of width. Most codes require max 16in spacing.