{"product_id":"protect-entrances-and-doorways-from-flooding","title":"Hammerhead - Aluminum Flood Plank System (Custom Quote)","description":"\u003ch2\u003eHammerhead™ Aluminum Flood Barrier System\u003c\/h2\u003e\n\u003cp\u003eThe Hammerhead™ aluminum flood barrier system is a durable, stackable stop-log solution designed to protect doorways, entrances and other openings from flooding. The system has been tested and is FM 2510 \/ ASCE 2510 approved.\u003c\/p\u003e\n\u003cp\u003eU-Channel posts are permanently installed on either side of the opening to be protected. When flooding is expected, aluminum planks are inserted into the posts and stacked to the required protection height.\u003c\/p\u003e\n\u003cp\u003eThe Hammerhead™ flood barrier is designed to withstand significant water pressure while helping protect residential, commercial and industrial properties from a wide range of flooding conditions. Its rigid construction also makes it suitable for areas where high winds or debris may be expected.\u003c\/p\u003e\n\u003cp\u003eThe system features the patent-pending SureGasket™ and AlumiSeal™ enhanced sealing technologies, designed to improve leak protection and provide a reliable barrier against water infiltration.\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/images.squarespace-cdn.com\/content\/v1\/60e5f1697187fc1d195aa488\/1767711146230-R8S80D73CZ11VUABQYW7\/Hammerhead+Residential+on+The+Water+-+James+Benafel+-+Jullian+Martin+-+FL+-+IMG_5149+-+Edited.jpg?format=750w\" alt=\"Hammerhead aluminum flood barrier installed at a residential property\"\u003e\u003c\/p\u003e\n\u003ch2\u003eProtect Entrances and Doorways From Flooding\u003c\/h2\u003e\n\u003cp\u003eWhen reliable flood protection is required, the Hammerhead™ aluminum flood plank barrier provides a practical solution for residential and commercial properties.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eDoorways and window wells\u003c\/li\u003e\n\u003cli\u003eLoading docks\u003c\/li\u003e\n\u003cli\u003eBasement stairwells\u003c\/li\u003e\n\u003cli\u003ePerimeter openings\u003c\/li\u003e\n\u003cli\u003eGarages and ramps\u003c\/li\u003e\n\u003cli\u003eFlood gates for passageways\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eWhy Choose Hammerhead™ Flood Panels?\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eCompact storage with minimal space requirements\u003c\/li\u003e\n\u003cli\u003eQuick deployment before a flood using straightforward installation procedures\u003c\/li\u003e\n\u003cli\u003eDurable construction designed to handle high winds and debris\u003c\/li\u003e\n\u003cli\u003eUSA-made system backed by extensive engineering and real-world experience\u003c\/li\u003e\n\u003cli\u003eSerious flood protection for demanding conditions\u003c\/li\u003e\n\u003cli\u003eCustomisable flood barrier heights and lengths\u003c\/li\u003e\n\u003cli\u003eReusable stop logs with durable aluminium construction\u003c\/li\u003e\n\u003cli\u003eSureGasket™ and AlumiSeal™ sealing technologies for enhanced leak protection\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eHow Does the Hammerhead™ Flood Panel System Work?\u003c\/h2\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/1021\/6426\/7291\/files\/How_it_works.webp?v=1793428172\" alt=\"How the Hammerhead flood panel system works\"\u003e\u003c\/p\u003e\n\u003cp\u003eHammerhead™ aluminum flood barriers use a series of aluminum planks, or “logs”, that slide into support posts installed on either side of the opening being protected. Depending on the installation environment and site requirements, the mounting bolts can face either towards or away from the water.\u003c\/p\u003e\n\u003cp\u003eThe planks feature Rubber EPDM seals on their underside, while the support posts incorporate Rubber EPDM sealing material within the channels. Together, these components help create a durable seal against water infiltration.\u003c\/p\u003e\n\u003cp\u003eFor additional resistance against floodwater, wind and debris, the planks are tightened against the internal seals and secured from the top. This helps keep the flood barrier firmly positioned during severe conditions.\u003c\/p\u003e\n\u003cp\u003eAs floodwater rises, increasing hydrostatic and hydrodynamic pressure helps enhance the sealing effect of the barrier.\u003c\/p\u003e\n\u003ch2\u003eFlood Barrier Mounting Options\u003c\/h2\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/1021\/6426\/7291\/files\/1.webp?v=1793428264\" alt=\"Hammerhead flood barrier mounting option\"\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/1021\/6426\/7291\/files\/2.webp?v=1793428276\" alt=\"Hammerhead flood barrier post mounting configuration\"\u003e\u003c\/p\u003e\n\u003cp\u003eChoose between inside- or outside-mounted posts depending on your installation environment. Factors such as threshold construction, window or door configuration, wall construction and aesthetic requirements can influence the preferred mounting arrangement. Corner or centre posts can also be added where required.\u003c\/p\u003e\n\u003ch2\u003eHammerhead™ Aluminum Flood Barrier Video\u003c\/h2\u003e\n\u003cp\u003e\u003ciframe width=\"100%\" height=\"450\" src=\"https:\/\/www.youtube.com\/embed\/4tX7EJmprbA\" title=\"Hammerhead Aluminum Flood Wall System | What It Is \u0026amp; How It Works\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/1021\/6426\/7291\/files\/Cali_Photoshoot_Aug_2023_-_IMG_4933_-_Edited.webp?v=1793428574\" alt=\"Hammerhead aluminum flood barrier system\"\u003e\u003c\/p\u003e\n\u003ch2\u003eFlood Barrier System Installation\u003c\/h2\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/1021\/6426\/7291\/files\/How_it_works_1.webp?v=1793428605\" alt=\"Hammerhead flood barrier installation process\"\u003e\u003c\/p\u003e\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003ch3\u003ePosts\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePost Material:\u003c\/strong\u003e 6063 T-6 Aluminum\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePost Height:\u003c\/strong\u003e Varies depending on the number of planks\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePost Depth:\u003c\/strong\u003e 3.94\" (10 cm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePost Width:\u003c\/strong\u003e 2.36\"\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePost Weight:\u003c\/strong\u003e 3.025 lbs per ft.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMiddle Post Width (Double Channel):\u003c\/strong\u003e 5.12\"\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMiddle Post Depth:\u003c\/strong\u003e 3.94\" (10 cm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMiddle Post Weight:\u003c\/strong\u003e 6.05 lbs per ft.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSealing Material:\u003c\/strong\u003e Rubber EPDM\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBolts:\u003c\/strong\u003e Use the corresponding drill bit required for the selected anchor\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003ePlanks\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePlank Material:\u003c\/strong\u003e 6063 T-6 Aluminum\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePlank Width:\u003c\/strong\u003e Varies depending on opening size\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePlank Weight:\u003c\/strong\u003e 2.016 lbs per ft.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIndividual Plank Height:\u003c\/strong\u003e 7.37\" (18.7 cm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePlank Depth:\u003c\/strong\u003e 1.58\" (40 mm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePlank Extrusion Wall Thickness:\u003c\/strong\u003e 0.0787\" (2 mm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSealing Strip Material:\u003c\/strong\u003e Rubber EPDM\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProtection:\u003c\/strong\u003e Custom fabricated to your requirements\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/1021\/6426\/7291\/files\/Screenshot_2026-07-24_at_5.33.10_PM.webp?v=1793428804\" alt=\"Hammerhead flood barrier product specifications\"\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/1021\/6426\/7291\/files\/Hammerhead_Shop_Drawing_Detail_PDF_-_All_Combined_--_7_24_26.pdf?v=1793861342\" rel=\"noopener\" target=\"_blank\"\u003e View Hammerhead Aluminum Flood-Log Product Shop Drawing \u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/1021\/6426\/7291\/files\/Garrison_CSI_Specs_Hammerhead_20260514_1.pdf?v=1793861427\" rel=\"noopener\" target=\"_blank\"\u003e CSI Specification Section 08316 Aluminum Flood Barriers \u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eProtection Heights\u003c\/h2\u003e\n\u003ch3\u003eInsert Planks Into U-Channel Posts\u003c\/h3\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/1021\/6426\/7291\/files\/hammerhead_set_up_202310172_1.webp?v=1793429145\" alt=\"Inserting Hammerhead flood planks into U-channel posts\"\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eWhen a flood is expected, insert the planks into the U-channels on either side of the opening.\u003c\/li\u003e\n\u003cli\u003eLoosen the tightening bolts and top locking bracket before inserting the planks.\u003c\/li\u003e\n\u003cli\u003eEnsure the rubber seal faces downward to create an effective seal against the ground.\u003c\/li\u003e\n\u003cli\u003eApply appropriate pressure to the lower plank to help establish a good seal.\u003c\/li\u003e\n\u003cli\u003eContinue inserting the planks until the required flood barrier height has been reached.\u003c\/li\u003e\n\u003cli\u003eIf reflective warning tape has been selected, place the tape-equipped plank at the top of the barrier.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eTighten Planks Into U-Channel Posts\u003c\/h3\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/1021\/6426\/7291\/files\/hammerhead_set_up_202310173_1.webp?v=1793429173\" alt=\"Securing Hammerhead flood planks into U-channel posts\"\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eUse the included Allen wrench to tighten the flood planks against the internal rubber seals.\u003c\/li\u003e\n\u003cli\u003eInsert the top locking clamps into the post top slots and tighten them with the Allen wrench.\u003c\/li\u003e\n\u003cli\u003eUse the tightening bolts on the posts to secure the planks within the U-channel and maintain contact with the internal sealing strips.\u003c\/li\u003e\n\u003cli\u003eAfter the flood has passed, remove the planks in reverse order, clean away debris, dry the components and store the barrier for future use.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eSureGasket™ and AlumiSeal™ Enhanced Sealing Systems\u003c\/h2\u003e\n\u003ch3\u003eHammerhead™ SureGasket™ Seal\u003c\/h3\u003e\n\u003cp\u003eHammerhead® flood barriers incorporate the patent-pending SureGasket™ sealing system, designed to improve the connection between the post, bottom plank and ground. The engineered gasket design helps address potential leakage at the intersection between these components and provides enhanced sealing where it is most important.\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/1021\/6426\/7291\/files\/Bottom2Bin2B-2Bversion.webp?v=1793429216\" alt=\"Hammerhead SureGasket flood barrier sealing system\"\u003e\u003c\/p\u003e\n\u003ch3\u003eHammerhead™ AlumiSeal™ Sill Extrusion\u003c\/h3\u003e\n\u003cp\u003eFor applications requiring enhanced flood protection, the AlumiSeal™ aluminum plate extrusion is designed to improve the seal between the Hammerhead® bottom plank, sill plate and ground surface.\u003c\/p\u003e\n\u003cp\u003eThe arced aluminum extrusion aligns with the bottom plank seal and works with the closed-bottom SureGasket™ configuration to provide an advanced leak protection system.\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/1021\/6426\/7291\/files\/Plank2Bseal2Bsill2Bscreened.webp?v=1793429238\" alt=\"Hammerhead AlumiSeal sill extrusion\"\u003e\u003c\/p\u003e\n\u003ch2\u003ePowder Coating of Posts Available\u003c\/h2\u003e\n\u003cp\u003eFor improved aesthetics, powder coating can be added to the Hammerhead™ flood barrier system. Four standard colour options are available, helping the post mounts blend more effectively with the surrounding structure.\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/1021\/6426\/7291\/files\/Screenshot_1.png?v=1793429287\" alt=\"Hammerhead flood barrier powder coating colour options\"\u003e\u003c\/p\u003e\n\u003ch2\u003eGarrison Services\u003c\/h2\u003e\n\u003ch3\u003eOn-Site Visits\u003c\/h3\u003e\n\u003cp\u003eGarrison Flood Control offers professional site visits to assess property vulnerabilities, take measurements and recommend flood protection solutions suited to the specific installation requirements.\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/1021\/6426\/7291\/files\/garrison_services_boxes.webp?v=1793429331\" alt=\"Garrison Flood Control services\"\u003e\u003c\/p\u003e\n\u003ch3\u003eInstallation Services\u003c\/h3\u003e\n\u003cp\u003eGarrison Flood Control provides professional installation services across Florida, helping ensure flood barrier systems are correctly installed and ready to perform when required.\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/1021\/6426\/7291\/files\/garrison_services_boxes2.webp?v=1793429364\" alt=\"Garrison flood barrier installation services\"\u003e\u003c\/p\u003e\n\u003ch3\u003eShipping Information\u003c\/h3\u003e\n\u003cp\u003eShipping for Garrison Flood products is customised according to the product and delivery location and is not included in the listed product price. After placing an order, a separate shipping quote can be provided, or you can contact Home Power Tech before ordering at support@homepowertech.com or call\/text 727-334-0176. The shipping cost will be confirmed before shipment is arranged.\u003c\/p\u003e","brand":"Garrison Flood","offers":[{"title":"Default Title","offer_id":54498457059611,"sku":null,"price":0.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1021\/6426\/7291\/files\/hammerhead-aluminum-flood-plank-system-custom-quote-9855847.webp?v=1794078524","url":"https:\/\/homepowertech.com\/products\/protect-entrances-and-doorways-from-flooding","provider":"Home Power Tech","version":"1.0","type":"link"}