{"product_id":"warmup-expansion-strip","title":"Warmup Expansion Strip","description":"\u003ch2\u003e\u003cspan\u003eWarmup Expansion Strip\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eWarmup Expansion Strip\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e is designed for use around the perimeter of screeded floors, helping to accommodate natural movement as the screed expands and contracts. Suitable for both heated and unheated screed floors, the compressible strip creates a separation between the screed and surrounding walls or other fixed elements, helping to reduce the risk of structural damage caused by movement.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe expansion strip is particularly important when installing \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eunderfloor heating within a screed floor\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, where temperature changes can cause the floor structure to expand and contract during operation.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eKey Features\u003c\/span\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003eDesigned for perimeter expansion in screeded floors\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eSuitable for heated and unheated screed floors\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e10mm thick compressible strip\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eSeparates screed from surrounding walls\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eHelps accommodate natural floor movement\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eCan also be used around penetrations through the screed\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eHelps reduce thermal bridging between heated floors and walls\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eSuitable for underfloor heating installations\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eDesigned for use during screed floor construction\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cspan\u003ePerimeter Expansion for Screed Floors\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eScreed naturally expands and contracts as it cures and subsequently responds to seasonal and temperature changes. When underfloor heating is installed, additional thermal movement can occur as the system heats and cools.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe Warmup Expansion Strip provides a compressible separation between the screed and surrounding walls, allowing the floor to move without being constrained by adjacent structures. Warmup recommends using a \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e10mm thick compressible perimeter strip\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e around screeded rooms and around penetrations such as pipes passing through the screed.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eSuitable for Underfloor Heating\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe expansion strip forms part of the floor construction when installing Warmup hydronic underfloor heating systems within screed. It is particularly relevant to systems such as the \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eWarmup Forte Grid System\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, where the pipework is incorporated within concrete or structural screed floors.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eWarmup's Forte system details specifically show the perimeter expansion strip positioned between the screed and surrounding walls.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eHelps Accommodate Thermal Movement\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eA heated screed can experience expansion and contraction during normal operation. Providing a compressible perimeter allows the floor to accommodate this movement rather than transferring stress directly into surrounding walls or fixed structures.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe expansion strip also provides a degree of thermal separation between the heated floor and the wall, helping to minimise thermal bridging at the perimeter.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eTechnical Information\u003c\/span\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eBrand:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Warmup\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eProduct Type:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Perimeter Expansion Strip\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eApplication:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Screeded floors\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eSuitable For:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Heated and unheated screed floors\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eThickness:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e 10mm\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eMaterial Type:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Compressible perimeter strip\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003ePrimary Function:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Allows for screed expansion and contraction\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eInstallation Position:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Around room perimeters and suitable floor penetrations\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eSystem Application:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Underfloor heating and screed floor construction\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eWarmup's technical guidance specifies a \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e10mm thick compressible perimeter strip\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e for separating screed from walls and accommodating floor movement.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eInstallation\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe Warmup Expansion Strip should be installed continuously around the perimeter of the room before the screed is laid, creating a separation between the screed and surrounding walls.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eIt can also be used around suitable penetrations through the screed, such as pipes rising through the floor. The strip should remain in position during screeding to maintain the required movement allowance.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eFor underfloor heating installations, follow the installation requirements for the specific Warmup system and screed construction being used.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eExpansion Joints\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003ePerimeter expansion strip and expansion joints serve different purposes. The perimeter strip separates the screed from surrounding walls, while additional expansion joints may be required within larger heated screed areas.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eWarmup's technical guidance states that, in accordance with \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eBS EN 1264-4\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, expansion joints should be used for every 40m², with a maximum length of 8m and an aspect ratio of 2:1. Where underfloor heating pipe crosses an expansion joint, the pipe should be enclosed within conduit extending at least 300mm on either side of the joint.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eIdeal Applications\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe Warmup Expansion Strip is suitable for:\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003eScreeded underfloor heating systems\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eWarmup hydronic underfloor heating\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eForte Grid System installations\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eHeated concrete and screed floors\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eFloating screed floors\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eBonded screed floors\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eUnheated screed floors\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eResidential developments\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eCommercial flooring projects\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eNew-build construction\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cspan\u003eImportant Information\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe expansion strip is a \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003efloor construction accessory\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e and is not a heating element.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eCorrect provision for floor movement is an important part of screed construction. Always follow the relevant Warmup installation instructions, screed manufacturer's requirements and applicable British Standards when designing and installing an underfloor heating system.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eWhere internal expansion joints are required, these should be designed and installed separately from the perimeter expansion strip.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eWhat's Included\u003c\/span\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003eWarmup Expansion Strip\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cspan\u003eWhy Choose the Warmup Expansion Strip?\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cspan\u003eThe Warmup Expansion Strip provides a straightforward solution for separating screed floors from surrounding walls and allowing for natural floor movement. Its compressible \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e10mm profile\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e makes it suitable for both heated and unheated screed constructions, including Warmup underfloor heating systems.\u003c\/span\u003e\u003c\/p\u003e","brand":"Warmup","offers":[{"title":"25m","offer_id":58872992956748,"sku":"AC-EDGE25","price":23.37,"currency_code":"GBP","in_stock":true},{"title":"50m","offer_id":58872992989516,"sku":"WHS-X-EDGE50","price":33.8,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0808\/3757\/4988\/files\/WarmupGap.webp?v=1790026566","url":"https:\/\/ioelectrics.co.uk\/products\/warmup-expansion-strip","provider":"io Electrics","version":"1.0","type":"link"}