Hardware
Connectors
Simpson Strong-Tie
$8-$30 each

Ledger 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