{"product_id":"telescopic-underfloor-vent","title":"Telescopic Underfloor Vent","description":"\u003ch2\u003eProduct Overview\u003c\/h2\u003e\u003cp\u003eTelescopic Underfloor Vent designed to provide continuous airflow beneath suspended ground floors. The vertically adjustable, or “telescopic,” body allows accurate alignment between the external air brick and the internal sub-floor void, accommodating varying foundation depths and floor levels. \u003cbr\u003e\u003cbr\u003eManufactured from robust, decay-resistant materials, the vent maintains long-term integrity even in damp or below-ground conditions. \u003cbr\u003e\u003cbr\u003eA discreet integral grille prevents vermin ingress while allowing unobstructed air passage, ensuring effective and compliant sub-floor ventilation.\u003cbr\u003e\u003cbr\u003e\u003c\/p\u003e\u003ch2\u003eFeatures \u0026amp; Benefits\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eAdjustable Installation Height\u003c\/strong\u003e: Telescopic body permits on-site adjustment to match differing foundation depths and sub-floor void levels.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eConsistent Airflow Performance\u003c\/strong\u003e: Maintains a clear, continuous ventilation path from the external wall to the sub-floor void, supporting effective underfloor ventilation.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIntegrated Vermin Protection\u003c\/strong\u003e: Built-in grille prevents entry of rodents and insects without reducing airflow efficiency.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDurable Construction\u003c\/strong\u003e: Formed from hard-wearing, moisture-resistant materials that will not decay or corrode in below-ground conditions.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMoisture Control\u003c\/strong\u003e: Promotes airflow to regulate humidity, reduce condensation, and prevent timber decay, fungal growth, and damp odours.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEase of Installation\u003c\/strong\u003e: Compact modular design enables straightforward fitting in new build and refurbishment projects, even where foundation heights vary.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\u003ch2\u003eApplications\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSub-Floor Ventilation\u003c\/strong\u003e: Provides a direct and protected air passage between external air bricks and internal underfloor voids.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTimber and Beam Floors\u003c\/strong\u003e: Essential for maintaining ventilation beneath suspended timber joists or beam-and-block flooring systems.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVariable Foundation Depths\u003c\/strong\u003e: Adjusts easily to suit differing ground levels and non-standard sub-floor dimensions.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNew Build and Refurbishment\u003c\/strong\u003e: Suitable for both new constructions and upgrading existing properties requiring improved underfloor ventilation.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRegulatory Compliance\u003c\/strong\u003e: Aids compliance with UK Building Regulations relating to sub-floor moisture and ventilation control.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\u003ch2\u003eInstallation Guidance\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePositioning\u003c\/strong\u003e: Align the vent vertically between the external air brick and the sub-floor void to create a continuous airway.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAdjustment\u003c\/strong\u003e: Extend or contract the telescopic section to match the foundation depth before fixing in place.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIntegration with Air Bricks\u003c\/strong\u003e: Ensure correct alignment with compatible air bricks for unrestricted airflow.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSealing and Protection\u003c\/strong\u003e: Seal around external joints where required to prevent water ingress while maintaining ventilation.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInspection\u003c\/strong\u003e: Verify the vent remains clear of obstruction and debris following installation and at routine maintenance intervals.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\u003ch2\u003eCompliance \u0026amp; Performance\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial Specification\u003c\/strong\u003e: Manufactured from high-impact, decay-resistant plastic suitable for below-ground environments.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePerformance Function\u003c\/strong\u003e: Provides a maintained ventilation route in accordance with sub-floor moisture control requirements.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompatibility\u003c\/strong\u003e: Designed to interface with standard-sized air bricks and meet common foundation depth variations.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeather and Pest Resistance\u003c\/strong\u003e: Resistant to damp, corrosion, and vermin ingress, ensuring long service performance.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRegulatory Reference\u003c\/strong\u003e: Supports compliance with Building Regulations Part C (Site Preparation and Resistance to Contaminants and Moisture).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eImportant Note\u003c\/strong\u003e: Vent must be installed unobstructed to allow continuous airflow; do not block or restrict the ventilation path after installation.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e","brand":"Unbranded","offers":[{"title":"Default Title","offer_id":53771415683183,"sku":"5001435","price":3.9,"currency_code":"GBP","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0739\/9784\/4591\/files\/Telescopic_Underfloor_Vent_Black_-_Photo.jpg?v=1783758358","url":"https:\/\/supplyyard.co.uk\/products\/telescopic-underfloor-vent","provider":"Supply Yard","version":"1.0","type":"link"}