Hardware
Connectors
Simpson Strong-Tie
$8-$30 eachLedger Board Connectors for Secure Deck-to-House Attachment
Ledger board connectors are engineered hardware for the critical connection between a deck ledger and the house rim joist. This connection supports half the deck's load and is the most common failure point, making proper attachment essential.
Key Features
- Engineered for deck-to-house connection
- Tested code-compliant load values
- Addresses top deck failure point
- Alternatives to traditional lag bolting
- Detailed installation instructions
Specifications
Material: Galvanized or ZMAX steel | Models: DTT
DTTZ
LedgerLOK series | Capacity: Varies by model and spacing | Connection: Tension tie
lateral anchor | Fasteners: Model-specific structural
Best For
New deck ledger attachment
Ledger board retrofit and repair
Code-compliant deck connections
Deck permit inspections
Compatible Materials
2x ledger boards
House rim joists
Band boards
Engineered rim boards
Pressure-treated lumber
Pros & Cons
Pros
- ✓ Addresses critical structural connection
- ✓ Published load values for permits
- ✓ Easier inspection than concealed bolts
- ✓ Multiple product options
Cons
- ✗ More expensive than lag bolts alone
- ✗ Require specific installation procedures
- ✗ Must verify house framing first
Installation Tips
Verify house rim joist is solid before installing ledger. Flash ledger properly. Install at specified spacing with all required fasteners. Never attach to cantilevered floor framing.
Frequently Asked Questions
Leading cause of deck collapses. From inadequate fastening, water rot behind ledger, or attachment to improper framing. Proper hardware and flashing prevent failures.
Never attach to veneer - it's not structural. Fasten through veneer into house rim joist using standoff hardware.