The Simpson Strong-Tie MPAI is a solution for wood-to-concrete and wood-to-masonry connections which satisfies code requirements. This purlin anchor is specifically designed for open-web truss joint connections to concrete or masonry walls. The MPAI features minimum embedment line indicator for ease of installation.

Key Features

• Use all specified fasteners; some models have extra fastener holes. See General Notes.
• Minimum embedment line indicators for both concrete and masonry installations
• Nailing pattern optimized for an I-joist wood member
• Low design profile minimizes visibility
• Purlin anchor must hook around rebar.
• Allowable loads are for a horizontal installation into the side of a concrete or masonry wall.
• Strap may be bent one full cycle (bent vertical 90°, then bent horizontal).

NOTE: The correct fasteners installed in the correct position must be used to achieve published load values

California Residents: WARNING