Simpson HDU4-SDS2.5 10-15/16" Predeflected Holdown w/Screws Painted Wood Deck Screws Drill hole to specified embedment

Drill hole to specified embedment depth and blow clean using compressed air

offering the strength needed for demanding structural projects such as decks

Flexible design: #9 Roofjack size fits pipe sizes from 9" – 20”

the hanger requires four 2" fillet welds along the sides of the top flanges and (6) joist nails to achieve a download of 1

Designed to resist uplift and overturning forces in wood-frame construction

Simpson HDU4-SDS2.5 10-15/16" Predeflected Holdown w/Screws Painted Wood Deck Screws Drill hole to specified embedmentSimpson Strong Tie HDU Holdowns are pre deflected to virtually eliminate deflection under load due to material stretch. The Strong Tie HDU4 SDS2. 5 pre deflected holdown is installed with Simpson Strong Drive SDS heavy duty connector screws which are included with the holdown. Need more corrosion resistance? See the Hot Dip Galvanized HDU4. HDU Special Features Holdown designs virtually eliminate deflection due to material strech. Uses Strong Drive