JoistJack

Basic Floor & Roof Stiffening Truss - for crawl spaces, under decks, or in close attic spaces . Overall installed length is approximately 7"6" and clearance under joist is nominally 12" but can be cut to shorter lengths. JoistJacks can be installed on lumber joists up to 3" thick and will also work with wood I-beam joists with filler shims (see photo).

Key Benefits

1. Stiffens and Strengthens Floors & Decks and Roofs.
2. Ideal for increasing floor stiffness when adding tile floors
3. Improves Floor Strength for heavy loads - Pianos, wood stoves, hot tubs etc.
4. Eliminates sagging joists & roof truss systems
5. Use multiple JoistJack systems for Large Rooms or long spans
6. Light Gage Steel folds to small package  ( 36"x6'x2")

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