{"product_id":"concrete-dowel-sleeves-9x1","title":"Concrete Dowel Sleeves - 9” x 1” (#8 Rebar Sleeve)","description":"\u003ch2\u003eConcrete Dowel Sleeves - Reliable and Durable for Expansion Joints\u003c\/h2\u003e\n\u003cp\u003eIntroducing Sandbaggy’s \u003cstrong\u003eConcrete Dowel Sleeves or Speed Dowel \u003c\/strong\u003e(also known as \u003cstrong\u003erebar dowel sleeves\u003c\/strong\u003e), designed to provide a secure and efficient solution for aligning round dowels in expansion joints. Made from 100% polypropylene, these 9” x 1” dowel sleeves offer excellent fatigue resistance and an optimal balance of impact and stiffness. Compatible with 1” smooth dowels and #8 rebar, our single-component dowel sleeves are engineered for superior performance in concrete applications.\u003c\/p\u003e\n\u003cp\u003eIdeal for both professional contractors and DIY enthusiasts, these dowel sleeves ensure positive load transfer and maintain the integrity of concrete structures. Whether you are working on sidewalks, driveways, or large-scale construction projects, our Concrete Dowel Sleeves deliver the reliability and durability you need for long-lasting results.\u003c\/p\u003e\n\u003cdiv style=\"background-color: #f0f0f0; padding: 10px;\"\u003e\n\u003cstrong\u003eMore size(s) available\u003c\/strong\u003e\u003cbr\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cstrong\u003e\u003ca href=\"https:\/\/sandbaggy.com\/products\/concrete-dowel-sleeves-9x1-2\" rel=\"noopener\" target=\"_blank\"\u003e9” x 1\/2” Concrete Dowel Sleeves\u003c\/a\u003e\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003ca href=\"https:\/\/sandbaggy.com\/products\/concrete-dowel-sleeves-9x3-4\" rel=\"noopener noreferrer\" target=\"_blank\"\u003e9” x 3\/4” Concrete Dowel Sleeves\u003c\/a\u003e\u003c\/strong\u003e\u003cstrong\u003e\u003c\/strong\u003e\u003cstrong\u003e\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/sandbaggy.com\/products\/concrete-dowel-sleeves-9x1-1-4\" rel=\"noopener\" target=\"_blank\"\u003e\u003cstrong\u003e9” x 1-1\/4” Concrete Dowel Sleeves\u003c\/strong\u003e\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cp\u003eSandbaggy carries a variety of \u003ca href=\"https:\/\/sandbaggy.com\/collections\/concrete-forming-supplies\" title=\"Concrete Forming Supplies\" rel=\"noopener noreferrer\" target=\"_blank\"\u003econcrete forming supplies\u003c\/a\u003e.\u003c\/p\u003e\n\u003cp\u003e\u003ciframe width=\"560\" height=\"315\" src=\"https:\/\/www.youtube.com\/embed\/2ai3346BSwM?si=xlZz1yB35XLzEdCR\" title=\"YouTube video player\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003chr\u003e\n\u003ch2\u003eSpecs\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eConcrete Dowel Diameter\u003c\/strong\u003e: 1”\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRebar\u003c\/strong\u003e: #8\u003cstrong\u003e\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLength\u003c\/strong\u003e: 9”\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eShape\u003c\/strong\u003e: Round\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial\u003c\/strong\u003e: 100% Polypropylene\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFatigue Resistance\u003c\/strong\u003e: Excellent\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eImpact Balance\u003c\/strong\u003e: Excellent\u003cstrong\u003e\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cul\u003e\u003c\/ul\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch2\u003eFeatures\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSingle-Component Design\u003c\/strong\u003e: Simplifies installation and ensures consistent performance across various applications.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh-Compatibility\u003c\/strong\u003e: Designed for use with 1” x 18” smooth dowels and #8 rebar.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSuperior Fatigue Resistance\u003c\/strong\u003e: Withstands repeated stress and maintains integrity, ensuring the longevity of concrete structures.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOptimal Impact and Stiffness Balance\u003c\/strong\u003e: Provides a robust solution that can handle heavy loads without compromising structural stability.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDurable Polypropylene Material\u003c\/strong\u003e: Made from 100% polypropylene, offering excellent durability and resistance to environmental factors.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEfficient Load Transfer\u003c\/strong\u003e: Ensures positive load transfer between concrete slabs, enhancing the overall performance of expansion joints.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEasy Installation\u003c\/strong\u003e: Streamlined design allows for quick and hassle-free installation, saving time and labor costs.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eReliable Performance\u003c\/strong\u003e: Ideal for various concrete applications, from sidewalks and driveways to larger construction projects, ensuring reliable performance and durability.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch2\u003eInstallation Instructions\u003c\/h2\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cb\u003e1. Preparation\u003c\/b\u003e\u003c\/p\u003e\n\u003cul style=\"margin-top: 0in;\" type=\"disc\"\u003e\n\u003cli class=\"MsoNormal\" style=\"mso-list: l3 level1 lfo1; tab-stops: list .5in;\"\u003eReview drawings \u0026amp; specs: Confirm dowel bar diameter, spacing, and joint type per the project requirements.\u003c\/li\u003e\n\u003cli class=\"MsoNormal\" style=\"mso-list: l3 level1 lfo1; tab-stops: list .5in;\"\u003eSurface check: Ensure the formwork or bulkhead is straight, clean, and stable.\u003c\/li\u003e\n\u003cli class=\"MsoNormal\" style=\"mso-list: l3 level1 lfo1; tab-stops: list .5in;\"\u003eMarking: Mark dowel locations on the bulkhead or form face at the specified spacing (typically 12”–18” on center, unless otherwise noted).\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cb\u003e2. Sleeve Installation\u003c\/b\u003e\u003c\/p\u003e\n\u003cul style=\"margin-top: 0in;\" type=\"disc\"\u003e\n\u003cli class=\"MsoNormal\" style=\"mso-list: l5 level1 lfo2; tab-stops: list .5in;\"\u003ePosition the Speed Dowel sleeves:\u003c\/li\u003e\n\u003cul style=\"margin-top: 0in;\" type=\"circle\"\u003e\n\u003cli class=\"MsoNormal\" style=\"mso-list: l5 level2 lfo2; tab-stops: list 1.0in;\"\u003eAttach the plastic sleeve\/base unit (female side) directly to the formwork at each marked location.\u003c\/li\u003e\n\u003cli class=\"MsoNormal\" style=\"mso-list: l5 level2 lfo2; tab-stops: list 1.0in;\"\u003eThe open sleeve end should face outward toward the adjacent pour.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cli class=\"MsoNormal\" style=\"mso-list: l5 level1 lfo2; tab-stops: list .5in;\"\u003eFasten securely:\u003c\/li\u003e\n\u003cul style=\"margin-top: 0in;\" type=\"circle\"\u003e\n\u003cli class=\"MsoNormal\" style=\"mso-list: l5 level2 lfo2; tab-stops: list 1.0in;\"\u003eUse nails, screws, or adhesive backing (depending on the sleeve design) so they stay fixed during the pour.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cli class=\"MsoNormal\" style=\"mso-list: l5 level1 lfo2; tab-stops: list .5in;\"\u003eAlignment check:\u003c\/li\u003e\n\u003cul style=\"margin-top: 0in;\" type=\"circle\"\u003e\n\u003cli class=\"MsoNormal\" style=\"mso-list: l5 level2 lfo2; tab-stops: list 1.0in;\"\u003eEnsure each sleeve is set perpendicular to the joint and parallel to slab surface.\u003c\/li\u003e\n\u003cli class=\"MsoNormal\" style=\"mso-list: l5 level2 lfo2; tab-stops: list 1.0in;\"\u003eMisalignment can cause binding and restrict slab movement.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/ul\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cb\u003e3. First Concrete Pour\u003c\/b\u003e\u003c\/p\u003e\n\u003cul style=\"margin-top: 0in;\" type=\"disc\"\u003e\n\u003cli class=\"MsoNormal\" style=\"mso-list: l2 level1 lfo3; tab-stops: list .5in;\"\u003ePlace and vibrate the first pour around the Speed Dowel sleeves.\u003c\/li\u003e\n\u003cli class=\"MsoNormal\" style=\"mso-list: l2 level1 lfo3; tab-stops: list .5in;\"\u003eConfirm sleeves remain in place and properly aligned during consolidation.\u003c\/li\u003e\n\u003cli class=\"MsoNormal\" style=\"mso-list: l2 level1 lfo3; tab-stops: list .5in;\"\u003eAllow concrete to cure and strip formwork.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cb\u003e4. Dowel Bar Installation\u003c\/b\u003e\u003c\/p\u003e\n\u003cul style=\"margin-top: 0in;\" type=\"disc\"\u003e\n\u003cli class=\"MsoNormal\" style=\"mso-list: l1 level1 lfo4; tab-stops: list .5in;\"\u003eAfter removing the bulkhead\/form:\u003c\/li\u003e\n\u003cul style=\"margin-top: 0in;\" type=\"circle\"\u003e\n\u003cli class=\"MsoNormal\" style=\"mso-list: l1 level2 lfo4; tab-stops: list 1.0in;\"\u003eInsert the dowel bar into the Speed Dowel sleeve.\u003c\/li\u003e\n\u003cli class=\"MsoNormal\" style=\"mso-list: l1 level2 lfo4; tab-stops: list 1.0in;\"\u003ePush bar in fully until it seats against the sleeve stop.\u003c\/li\u003e\n\u003cli class=\"MsoNormal\" style=\"mso-list: l1 level2 lfo4; tab-stops: list 1.0in;\"\u003eThe closed end of the sleeve provides a void for movement (do not fill or block).\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/ul\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cb\u003e5. Second Concrete Pour\u003c\/b\u003e\u003c\/p\u003e\n\u003cul style=\"margin-top: 0in;\" type=\"disc\"\u003e\n\u003cli class=\"MsoNormal\" style=\"mso-list: l0 level1 lfo5; tab-stops: list .5in;\"\u003ePlace reinforcement and concrete for the adjacent slab.\u003c\/li\u003e\n\u003cli class=\"MsoNormal\" style=\"mso-list: l0 level1 lfo5; tab-stops: list .5in;\"\u003eThe exposed portion of each dowel bar becomes embedded in the second pour.\u003c\/li\u003e\n\u003cli class=\"MsoNormal\" style=\"mso-list: l0 level1 lfo5; tab-stops: list .5in;\"\u003eMaintain dowel alignment during pour and vibration.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cb\u003e6. Final Checks\u003c\/b\u003e\u003c\/p\u003e\n\u003cul style=\"margin-top: 0in;\" type=\"disc\"\u003e\n\u003cli class=\"MsoNormal\" style=\"mso-list: l4 level1 lfo6; tab-stops: list .5in;\"\u003eMovement: Verify that the dowel allows for longitudinal movement inside the sleeve (for shrinkage and expansion).\u003c\/li\u003e\n\u003cli class=\"MsoNormal\" style=\"mso-list: l4 level1 lfo6; tab-stops: list .5in;\"\u003eLoad Transfer: Confirm that dowels bridge the joint evenly across the slab thickness.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch2\u003eConcrete Forming Supplies\u003c\/h2\u003e\n\u003cp\u003eFrom snap ties and wedges to stakes, spreader cleats, rebar accessories, and dowel sleeves, bases, and dowel bars—these forming supplies keep formwork stable, supported, and jobsite-ready. Built for durability and dependable performance on every pour.\u003c\/p\u003e\n\u003cp\u003e\u003ciframe width=\"560\" height=\"315\" src=\"https:\/\/www.youtube.com\/embed\/q3clL523H7A\" title=\"YouTube video player\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003chr\u003e\n\u003ch2\u003eFAQ\u003c\/h2\u003e\n\u003ch3\u003eWhat is the purpose of a dowel sleeve?\u003c\/h3\u003e\n\u003cp\u003eA dowel sleeve provides a secure and efficient way to align round dowels in concrete expansion joints. This ensures that the dowels can transfer loads effectively between concrete slabs, preventing differential settlement and maintaining the structural integrity of the pavement.\u003c\/p\u003e\n\u003ch3\u003eHow long should dowels be in concrete?\u003c\/h3\u003e\n\u003cp\u003eDowels in concrete are typically 18 inches long, though the length can vary depending on the specific application and load requirements. For our concrete dowel sleeves, a 1 in x 18 in smooth dowel is recommended for optimal performance.\u003c\/p\u003e","brand":"Sandbaggy","offers":[{"title":"Sample - $6","offer_id":54879384797556,"sku":"9x1-DowelSleeve-Sample","price":6.0,"currency_code":"USD","in_stock":true},{"title":"1 pcs - $6.00 each","offer_id":54879384830324,"sku":"9x1-DowelSleeve-1","price":6.0,"currency_code":"USD","in_stock":true},{"title":"5 pcs - $5.13 each","offer_id":54879384863092,"sku":"9x1-DowelSleeve-5","price":25.66,"currency_code":"USD","in_stock":true},{"title":"10 pcs - $2.80 each","offer_id":54879384895860,"sku":"9x1-DowelSleeve-10","price":27.95,"currency_code":"USD","in_stock":true},{"title":"20 pcs - $2.60 each","offer_id":54879384928628,"sku":"9x1-DowelSleeve-20","price":52.04,"currency_code":"USD","in_stock":true},{"title":"50 pcs - $1.23 each","offer_id":54879384961396,"sku":"9x1-DowelSleeve-50","price":61.49,"currency_code":"USD","in_stock":true},{"title":"100 pcs - $0.87 each","offer_id":54879384994164,"sku":"9x1-DowelSleeve-100","price":86.84,"currency_code":"USD","in_stock":true},{"title":"400 pcs - $0.72 each","offer_id":54879385026932,"sku":"9x1-DowelSleeve-400","price":286.29,"currency_code":"USD","in_stock":true},{"title":"4000 pcs - $0.72 each","offer_id":54879385059700,"sku":"9x1-DowelSleeve-4000","price":2893.53,"currency_code":"USD","in_stock":true},{"title":"12000 pcs - $0.64 each","offer_id":54879385092468,"sku":"9x1-DowelSleeve-12000","price":7692.34,"currency_code":"USD","in_stock":true},{"title":"96000 pcs - $0.61 each","offer_id":54879412617588,"sku":"9x1-DowelSleeve-96000","price":58884.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/2262\/3251\/files\/9x1DowelSleeve_1.jpg?v=1783024074","url":"https:\/\/sandbaggy.com\/products\/concrete-dowel-sleeves-9x1","provider":"Sandbaggy","version":"1.0","type":"link"}