HDU/HDUE/HDQ/HHDQ Holdowns

  • Simpson HDUE9 17-3/8" Predeflected Holdown
    SKU: HDUE9

    Simpson HDUE9 17-3/8" Predeflected Holdown - G90 Galvanized

    • Overlapping back plate increases fastener strength and shear values, helping prevent post splitting
    • Optimized screw patterns reduce splitting at the end of the post and maximize individual fastener capacity
    Ships Jul 21 when you order now
    $43.68
    Sale 43.68
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  • HHDQ14-SDS2.5 Product Photo
    SKU: HHDQ14-SDS2.5

    Simpson HHDQ14-SDS2.5 18 3/4 Heavy Holdown Quick-Install W/Screws - Gray Paint

    Ships Jul 21 when you order now
    $182.00
    Sale 182.00
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  • HHDQ11-SDS2.5 Product Photos
    SKU: HHDQ11-SDS2.5

    Simpson HHDQ11-SDS2.5 15 1/8 Heavy Holdown Quick-Install W/Screws - Gray Paint

    Ships Jul 21 when you order now
    $175.29
    Sale 175.29
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  • Simpson HDQ Quick-Install Holdown, Hot Dip Galvanized
    SKU: HDQ8-SDS3HDG

    Simpson HDQ8-SDS3HDG 14" Quick-Install Holdown - Hot Dip Galvanized

    Ships Jul 21 when you order now
    $118.07
    Sale 118.07
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  • Simpson HDQ Quick-Install Holdown, G90 Galvanized
    SKU: HDQ8-SDS3

    Simpson HDQ8-SDS3 14" Quick-Install Holdown - G90 Galvanized

    Ships Jul 21 when you order now
    $75.95
    Sale 75.95
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  • Simpson HDU8SDS25HDG 1658 inch Predeflected Holdown wScrews Hot Dip Galvanized
    SKU: HDU8-SDS2.5HDG

    Simpson HDU8-SDS2.5HDG 16-5/8" Predeflected Holdown w/Screws - Hot Dip Galvanized

    Ships Jul 21 when you order now
    $98.60
    Sale 98.60
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  • Simpson HDU8SDS25 1658 inch Predeflected Holdown wScrews
    SKU: HDU8-SDS2.5

    Simpson HDU8-SDS2.5 16-5/8" Predeflected Holdown w/Screws

    Ships today when you order in the next 25 minutes
    $54.20
    Sale 54.20
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  • Simpson HDU5SDS25HDG 13316 inch Predeflected Holdown wScrews Hot Dip Galvanized image 1 of 6
    SKU: HDU5-SDS2.5HDG

    Simpson HDU5-SDS2.5HDG 13-3/16" Predeflected Holdown w/Screws - Hot Dip Galvanized

    Ships Jul 21 when you order now
    $65.11
    Sale 65.11
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  • Simpson HDU5SDS25 13316 inch Predeflected Holdown wScrews image 1 of 6
    SKU: HDU5-SDS2.5

    Simpson HDU5-SDS2.5 13-3/16" Predeflected Holdown w/Screws

    Ships today when you order in the next 25 minutes
    $40.12
    Sale 40.12
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  • Simpson HDU4SDS25HDG 101516 inch Predeflected Holdown wScrews Hot Dip Galvanized
    SKU: HDU4-SDS2.5HDG

    Simpson HDU4-SDS2.5HDG 10-15/16" Predeflected Holdown w/Screws - Hot Dip Galvanized

    Ships Jul 21 when you order now
    $53.66
    Sale 53.66
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  • Simpson HDU4SDS25 101516 inch Predeflected Holdown wScrews image 1 of 6
    SKU: HDU4-SDS2.5

    Simpson HDU4-SDS2.5 10-15/16" Predeflected Holdown w/Screws

    Ships today when you order in the next 25 minutes
    $35.28
    Sale 35.28
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  • Simpson HDU2SDS25HDG 81116 inch Predeflected Holdown wScrews Hot Dip Galvanized image 1 of 5
    SKU: HDU2-SDS2.5HDG

    Simpson HDU2-SDS2.5HDG 8-11/16" Predeflected Holdown w/Screws - Hot Dip Galvanized

    Ships Jul 21 when you order now
    $47.70
    Sale 47.70
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  • Simpson HDU2SDS25 81116 inch Predeflected Holdown wScrews image 1 of 5
    SKU: HDU2-SDS2.5

    Simpson HDU2-SDS2.5 8-11/16" Predeflected Holdown w/Screws

    Ships today when you order in the next 25 minutes
    $28.59
    Sale 28.59
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  • Simpson HDU14SDS25HDG 251116 inch Predeflected Holdown wScrews Hot Dip Galvanized
    SKU: HDU14-SDS2.5HDG

    Simpson HDU14-SDS2.5HDG 25-11/16" Predeflected Holdown w/Screws - Hot Dip Galvanized

    Ships Jul 21 when you order now
    $149.86
    Sale 149.86
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  • Simpson HDU14SDS25 251116 inch Predeflected Holdown wScrews
    SKU: HDU14-SDS2.5

    Simpson HDU14-SDS2.5 25-11/16" Predeflected Holdown w/Screws

    Ships today when you order in the next 25 minutes
    $93.18
    Sale 93.18
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  • Simpson HDU11SDS25HDG 2214 inch Predeflected Holdown wScrews Hot Dip Galvanized
    SKU: HDU11-SDS2.5HDG

    Simpson HDU11-SDS2.5HDG 22-1/4" Predeflected Holdown w/Screws - Hot Dip Galvanized

    Ships Jul 21 when you order now
    $124.27
    Sale 124.27
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top

Simpson Strong-Tie HDU, HDUE, and HDQ holdowns provide strong support in a wide variety of framing applications, such as shearwalls, braced wall panels, and prescriptive wood-deck applications. These holdowns are pre-deflected during the manufacturing process and use Strong-Drive SDS Heavy-Duty connector screws for installation.

Simpson Strong-Tie HHDQ is designed for extra-high loads and provides ease of installation. 

Not sure which type of holdowns or tension ties are right for your applications? We carry a large selection of Simpson Strong-Tie Holddowns and Tension ties. Contact our product experts today at 888-794-1590 with any product or special order questions.