{"product_id":"plastic-air-brick-black-76mm-x-229mm-9-x-3-90e23458-23e5-4425-900b-b33a820b1ebd","title":"Plastic Air Brick Black 76mm x 229mm (9\" x 3\")","description":"\u003ch2\u003e\u003cstrong\u003eProduct Overview\u003c\/strong\u003e\u003c\/h2\u003e\u003cp\u003ePlastic Air Brick in a black finish, measuring 229mm × 76mm (9\" × 3\"), designed to provide permanent ventilation for subfloor voids, cavity walls, and general building applications.\u003cbr\u003e \u003cbr\u003eManufactured from robust polypropylene for strength, weather resistance, and long service life with no risk of rust or corrosion.\u003cbr\u003e \u003cbr\u003eLightweight, easy to handle, and simple to install into standard brickwork openings. Ventilation grille layout delivers consistent free airflow while preventing ingress of debris and pests.\u003cbr\u003e \u003cbr\u003eSuitable for both new build and refurbishment work, offering a practical, low-maintenance alternative to traditional clay air bricks.\u003cbr\u003e\u003cbr\u003eNeutral black finish suits contemporary brick and render finishes for discreet ventilation detail.\u003cbr\u003e\u003cbr\u003e\u003c\/p\u003e\u003ch2\u003eFeatures \u0026amp; Benefits\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eDurable plastic construction:\u003c\/strong\u003e Resists corrosion, frost, and weather exposure without deterioration.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePrecision-moulded grille design:\u003c\/strong\u003e Provides consistent airflow and prevents blockage by debris or vermin.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStandard brick size:\u003c\/strong\u003e 229mm × 76mm format fits standard 9\" × 3\" coursing for simple integration.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLightweight and easy to install:\u003c\/strong\u003e Slots directly into masonry with minimal preparation or tools.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaintenance-free finish:\u003c\/strong\u003e Requires no painting or surface treatment for long-term performance.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eColour finish: \u003c\/strong\u003eBlack colour coordinates with surrounding brickwork.\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\u003eSubfloor ventilation:\u003c\/strong\u003e Provides airflow beneath suspended floors to prevent damp and timber decay.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCavity wall ventilation:\u003c\/strong\u003e Ensures circulation within wall cavities to minimise condensation.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOutbuildings and garages:\u003c\/strong\u003e Suitable for general-purpose ventilation in non-habitable spaces.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRefurbishment and replacement:\u003c\/strong\u003e Ideal retrofit option for upgrading corroded metal or clay vents.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNew build integration:\u003c\/strong\u003e Compatible with plastic ducting and extensions for continuous airflow paths.\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\u003ePreparation:\u003c\/strong\u003e Fit within standard brickwork openings at required ventilation spacing.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFixing:\u003c\/strong\u003e Mortar into position or secure with mechanical fasteners where appropriate.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAlignment:\u003c\/strong\u003e Maintain unobstructed airflow; align horizontally for even ventilation.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCombination:\u003c\/strong\u003e Can be paired with cavity sleeves or telescopic underfloor vents for extended air paths.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaintenance:\u003c\/strong\u003e Inspect periodically to ensure grille openings remain clear of debris.\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 Injection-moulded polypropylene.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDimensions:\u003c\/strong\u003e 229mm × 76mm (9\" × 3\") standard air brick format.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVentilation design:\u003c\/strong\u003e Grille profile provides consistent free area airflow.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDurability:\u003c\/strong\u003e UV- and frost-resistant; suitable for external use in UK conditions.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eImportant note:\u003c\/strong\u003e Ensure clear airflow paths and appropriate spacing for required ventilation rate.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e","brand":"Unbranded","offers":[{"title":"Black","offer_id":53771415584879,"sku":"5001448","price":1.8,"currency_code":"GBP","in_stock":false},{"title":"Buff","offer_id":53771415617647,"sku":"5001447","price":1.8,"currency_code":"GBP","in_stock":false},{"title":"Terracotta","offer_id":53771415650415,"sku":"5001434","price":1.8,"currency_code":"GBP","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0739\/9784\/4591\/files\/Plastic_Air_Brick_Black_76mm_x_229mm_-_Photo.jpg?v=1783758357","url":"https:\/\/supplyyard.co.uk\/products\/plastic-air-brick-black-76mm-x-229mm-9-x-3-90e23458-23e5-4425-900b-b33a820b1ebd","provider":"Supply Yard","version":"1.0","type":"link"}