{"title":"Dormakaba floor spring","description":"\u003cp\u003eOriginal Dormakaba floor spring \u003c\/p\u003e","products":[{"product_id":"dormakaba-bts-65-floor-spring","title":"Dormakaba BTS 65 Floor Spring | EN 3\/EN 4 For Double Action","description":"\u003cdiv class=\"product-description\"\u003e\n  \u003ch2\u003eReliable Control with the \u003cstrong\u003edormakaba BTS 65 Floor Spring\u003c\/strong\u003e\n\u003c\/h2\u003e\n  \u003cp\u003eEngineered for excellence, the \u003cstrong\u003eDorma BTS 65 floor spring\u003c\/strong\u003e is an economic and rugged door closer specifically designed for double action doors. Offering a highly shallow design with an installation depth of just 40mm, it guarantees an easy and precise fit into the \u003cstrong\u003ecement box\u003c\/strong\u003e without extensive floor excavation.\u003c\/p\u003e\n  \n  \u003ch3\u003eKey Specifications \u0026amp; Adjustments\u003c\/h3\u003e\n  \u003cp\u003eThe \u003cstrong\u003eBTS 65 door closer\u003c\/strong\u003e efficiently handles maximum door weights of up to 100 kg and door widths up to 1100 mm. It provides highly reliable performance through two controlled closing ranges:\u003c\/p\u003e\n  \u003cul\u003e\n    \u003cli\u003eValve 1: Infinitely variable closing speed sweep from 130° to 0°.\u003c\/li\u003e\n    \u003cli\u003eValve 2: Increased closing speed between 130° and 20° to ensure secure latching.\u003c\/li\u003e\n  \u003c\/ul\u003e\n  \u003cp\u003eAvailable in versatile sizes—\u003cstrong\u003eEN 3 and EN 4\u003c\/strong\u003e—this system also comes with an optional single-point mechanical hold-open at 90°, making it an exceptional choice for heavy traffic commercial building entryways.\u003c\/p\u003e\n\n  \u003ch3\u003e\n\u003cstrong\u003eDorma BTS 65 Replacement Parts\u003c\/strong\u003e \u0026amp; Accessories\u003c\/h3\u003e\n  \u003cp\u003eIs your existing floor hinge losing pressure or leaking? Instead of a full replacement, we carry a complete inventory of \u003cstrong\u003eDorma BTS 65 replacement parts\u003c\/strong\u003e. By just replacing the \u003cstrong\u003espindle insert\u003c\/strong\u003e, you can adjust the floor clearance easily to suit your specific site conditions. Don't forget to seal it with the dormakaba 2300 sealing compound to prevent moisture penetration.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Doordynamic","offers":[{"title":"Default Title","offer_id":44573983735853,"sku":null,"price":0.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0613\/4448\/1325\/files\/dormakaba-bts65-floor-spring-main-unit..png?v=1777954712"},{"product_id":"dorma-bts-84-plus-floor-spring","title":"Dorma BTS 84 Plus Floor Spring | 120kg Concealed Closer","description":"\u003ch2\u003ePremium Quality Door Control Solutions\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eDorma BTS 84 Plus Floor Spring\u003c\/strong\u003e is a premium, double-action concealed floor closer engineered by dormakaba. Specially designed to meet the rigorous demands of toughened glass, aluminum, and timber doors, it combines precision manufacturing with maximum functionality. Featuring an ultra-thin 40mm body, it significantly reduces the floor prep depth required, making your commercial installation simpler and more efficient.\u003c\/p\u003e\n\n\u003ch3\u003eKey Performance Specifications\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eHeavy-Duty Capacity:\u003c\/strong\u003e Engineered to handle door weights up to 120kg without compromising performance.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMaximum Door Width:\u003c\/strong\u003e Easily accommodates broad doors up to 1100mm.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBuilt-in Pressure Relief Valve:\u003c\/strong\u003e Effectively prevents damage inside the \u003cstrong\u003edoor floor spring\u003c\/strong\u003e body caused by heavy wind conditions or abusive forced closures.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eThermostatic Consistency:\u003c\/strong\u003e Built-in thermostat maintains stable closing speeds against drastic temperature changes, minimizing the need for manual adjustments and future \u003cstrong\u003eDorma BTS 84 replacements\u003c\/strong\u003e.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eVersatility and Easy Installation\u003c\/h3\u003e\n\u003cp\u003eWhether you require single or double-action operations, the \u003cstrong\u003eDorma BTS 84 Plus Floor Spring\u003c\/strong\u003e offers universal adaptability. It features two infinitely variable closing speed control valves (130° to 0° and 130° to 20°), and offers a 90° hold-open option. The interchangeable spindle setup allows you to integrate standard hardware alongside various deep floor finishes such as marble and carpet seamlessly.\u003c\/p\u003e\n\n\u003ch3\u003eGlass Door Application\u003c\/h3\u003e\n\u003cp\u003ePerfect for frameless entrance designs, this floor spring works in perfect combination with dormakaba XL patch fittings (such as XL PT10, PT20, and PT30). With environmentally friendly asbestos-free gaskets and a sleek brushed stainless steel finish, you get an aesthetically pleasing and safe mount suitable for 12mm to 15mm tempered glass panels.\u003c\/p\u003e","brand":"Doordynamic","offers":[{"title":"Default Title","offer_id":44573992484909,"sku":null,"price":0.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0613\/4448\/1325\/files\/dorma-bts-84-plus-floor-spring-main..png?v=1777963964"},{"product_id":"dormakaba-bts-55-floor-spring","title":"Dormakaba BTS 55 Floor Spring - 100kg Capacity","description":"\u003ch2\u003ePremium Entrance Solution: \u003cstrong\u003eDormakaba BTS 55 Floor Spring\u003c\/strong\u003e\n\u003c\/h2\u003e\n\u003cp\u003eUpgrade your building entrance with the highly reliable \u003cstrong\u003eDormakaba BTS 55 floor spring\u003c\/strong\u003e. Designed specifically with an ultra-thin body, this concealed floor hinge delivers a perfect balance of durability, aesthetics, and smooth operation for internal doors.\u003c\/p\u003e\n\n\u003ch3\u003eKey Technical Specifications\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMaximum Door Weight:\u003c\/strong\u003e Up to 100kg.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMaximum Door Width:\u003c\/strong\u003e ≤ 950mm.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eAdjustable Closing Speed:\u003c\/strong\u003e Two distinct sweeping valves (130°-15° and 15°-0°) for a customized closing action.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eHold-Open Feature:\u003c\/strong\u003e Available in both non-hold-open and 90° hold-open options.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSuperior Durability:\u003c\/strong\u003e Engineered by dormakaba for 500,000+ life cycles.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhy Choose the \u003cstrong\u003eDorma BTS 55 Replacement\u003c\/strong\u003e?\u003c\/h3\u003e\n\u003cp\u003eWhether you are dealing with new installations or looking for a seamless \u003cstrong\u003eDorma BTS 55 replacement\u003c\/strong\u003e for upgrading your building's entryway, its universal spindle and ultra-low profile (only 40mm high) make installation and retrofitting completely hassle-free. It flawlessly supports glass, wood, steel, and aluminum doors.\u003c\/p\u003e\n\u003cp\u003e\u003cem\u003e*Includes a standard 12mm floor pivot, cement box, cover plate, and essential accessories. Order today to ensure premium entrance safety and comfort.\u003c\/em\u003e\u003c\/p\u003e","brand":"Doordynamic","offers":[{"title":"Default Title","offer_id":44578068234285,"sku":null,"price":0.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0613\/4448\/1325\/files\/dormakaba-bts-55-floor-spring-main..png?v=1778061310"},{"product_id":"dormakaba-bts-75-v-floor-spring","title":"Dormakaba BTS 75 V Floor Spring - EN 1-4, 150kg Capacity","description":"\u003cp\u003eUpgrade your door control system with the robust \u003cstrong\u003eDormakaba BTS 75 V floor spring\u003c\/strong\u003e (formerly known as \u003cstrong\u003eDorma BTS 75 V\u003c\/strong\u003e). Engineered for maximum reliability, this highly adaptable concealed floor closer is the industry standard for both standard and heavy-duty doors.\u003c\/p\u003e\n\u003cp\u003eDesigned for universal application, the \u003cstrong\u003eBTS 75 V floor closer\u003c\/strong\u003e fits DIN-Left, DIN-Right, and double action doors seamlessly. It handles door weights up to \u003cstrong\u003e150kg\u003c\/strong\u003e and widths up to 1100mm, providing a constant, temperature-independent closing process thanks to its superior hydraulic efficiency.\u003c\/p\u003e\n\u003ch3\u003eKey Technical Specifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eClosing Force:\u003c\/strong\u003e Continuously adjustable sizes \u003cstrong\u003eEN 1-4\u003c\/strong\u003e.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eClosing Time:\u003c\/strong\u003e Two independently adjustable vales (175° – 15° and 15° – 0°) for optimal adaptation.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMechanical Backcheck:\u003c\/strong\u003e Integrated backcheck activates at 70° to protect walls and doors from violent opening.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHold-Open Option:\u003c\/strong\u003e Available with 90° or 105° constant hold-open versions.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eMaintenance and Replacement Parts\u003c\/h3\u003e\n\u003cp\u003eNeed to increase floor clearance or adapt to carpeted floors? We stock a full range of \u003cstrong\u003eDorma BTS 75 V replacement spindles\u003c\/strong\u003e and extensions (up to 50mm). Pair your installation with our \u003cstrong\u003euniversal cover plates\u003c\/strong\u003e (available in brushed stainless steel or brass) and 2300 sealing compound for maximum moisture protection in cement boxes.\u003c\/p\u003e","brand":"Doordynamic","offers":[{"title":"Default Title","offer_id":44651890737197,"sku":null,"price":0.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0613\/4448\/1325\/files\/dormakaba-bts-75-v-floor-spring-main..jpg?v=1777973267"},{"product_id":"dormakaba-bts-80-floor-spring","title":"Dormakaba BTS 80 Heavy Duty Floor Spring (Up to 300kg)","description":"\u003cdiv class=\"product-description\"\u003e\n  \u003ch2\u003eReliable Door Control with the \u003cstrong\u003eDormakaba BTS 80 Floor Spring\u003c\/strong\u003e\n\u003c\/h2\u003e\n  \u003cp\u003eEngineered for maximum durability and seamless integration, the \u003cstrong\u003eDormakaba BTS 80 floor spring\u003c\/strong\u003e is a heavy-duty concealed door closer designed to confidently manage standard, narrow, and wide doors. Whether you are outfitting DIN-L, DIN-R, or double-action applications, this universal closer delivers a constant, temperature-independent closing process.\u003c\/p\u003e\n  \n  \u003ch3\u003eKey Specifications and Benefits\u003c\/h3\u003e\n  \u003cul\u003e\n    \u003cli\u003e\n\u003cstrong\u003eUnmatched Load Capacity:\u003c\/strong\u003e Proven, robust construction safely handles high-traffic doors weighing up to 300 kg.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eUniversal Application:\u003c\/strong\u003e Simplify your inventory and installation. This unit accommodates single and double-action doors with continuously adjustable closing cycles (175° – 0°).\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eArchitecturally Clean:\u003c\/strong\u003e Completely concealed installation ensures an unblemished appearance, favored by planners and architects.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eInterchangeable Spindles:\u003c\/strong\u003e Allows for easy structural adaptations to varied floor finishes, even after the unit is installed.\u003c\/li\u003e\n  \u003c\/ul\u003e\n  \n  \u003cp\u003eIf you are attempting a maintenance repair, the ISO 9001 certified \u003cstrong\u003eDorma BTS 80 replacement\u003c\/strong\u003e provides straightforward drop-in installation, high mechanical efficiency, and built-in mechanical backcheck to prevent door damage.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Doordynamic","offers":[{"title":"Default Title","offer_id":44651892080685,"sku":null,"price":0.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0613\/4448\/1325\/files\/dormakaba-bts-80-floor-spring-main-unit..png?v=1777974897"}],"url":"https:\/\/doordynamic.com\/collections\/dormakaba-floor-spring.oembed","provider":"Doordynamic","version":"1.0","type":"link"}