The Simpson PPBF44 PPBF Adjustable Porch Post Base for 4x4 by Simpson Strong-Tie is engineered to safely support porch framing through all phases of construction. Designed for nominal 4x4 posts, this adjustable post base eliminates the need for temporary vertical support, saving contractors time and money while providing a stronger, safer structure for everyone working on and around the porch roof. Key Features Makes the jobsite safer for installers and inspectors Allows builders to attach the post framing and post base to the foundation before the porch slab is poured with minimum 4-in. and maximum 12-in. height adjustability Saves time and money by eliminating the need for temporary supports and streamlines the subcontractor scheduling process Seat adjusts to accommodate varying porch-slab thicknesses from 4 in. to 12 in., providing one-time installation of the post base and post at the beginning of construction Height of the post base can be adjusted by threading the seat up or down onto the threaded rod Fastens to the footing with two Titen Turbo concrete screws when framing the porch roof Tested and load rated to support the weight of most framed porches and overhangs before the post base is embedded in concrete Load values provided for both pre-embed and post-embed in concrete conditions Nominal post size: 4x4 Seat: 12 gauge Base plate: 3 gauge Threaded rod: 3/4-in. diameter Finish: galvanized and Simpson Strong-Tie gray paint Specifications Model Number: PPBF44 Nominal Post Size: 4x4 Member Size: 4x4 Seat Gauge: 12 gauge Base Plate Gauge: 3 gauge Threaded Rod Diameter: 3/4 in. Height Adjustability: 4 in. (minimum) to 12 in. (maximum) Finish: Galvanized and Simpson Strong-Tie gray paint Coating: Simpson Strong-Tie gray paint Install With: (2) 3/16 in. x 1-3/4 in. Titen Turbo concrete screws in the foundation and (12) 0.148 in. x 1-1/2 in. nails in the post Country of Origin: United States Frequently Asked Questions What is the height adjustment range of the PPBF44 porch post base? The PPBF44 seat adjusts to accommodate varying porch-slab thicknesses from a minimum of 4 in. to a maximum of 12 in. The height is adjusted by threading the seat up or down onto the threaded rod, allowing contractors to set the correct height before the porch concrete slab is poured. How is the PPBF44 fastened during installation? The PPBF44 fastens to the footing with two 3/16 in. x 1-3/4 in. Titen Turbo concrete screws in the foundation when framing the porch roof, and is secured to the post using (12) 0.148 in. x 1-1/2 in. nails. Does the PPBF44 support porch framing before the concrete slab is poured? Yes. The PPBF44 is tested and load rated to support the weight of most framed porches and overhangs before the post base is embedded in concrete. Load values are also provided for after the base has been embedded in concrete. What post size is the PPBF44 designed to fit? The PPBF44 is designed for a nominal 4x4 post size. The seat is 12 gauge, the base plate is 3 gauge, and the threaded rod is 3/4 in. in diameter.
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