{"product_id":"fresh-air-intake-grille-cleaning","title":"新风口格栅清洁","description":"\u003cp\u003e新风进\/排气格栅（含 HRV 风口）是房屋的呼吸口，也是整套通风系统中最快被灰尘、棉絮和蛛网堵塞的部位。格栅堵塞会掐断新风供应，迫使风机顶着阻力运转，室内浊气和湿气久久不散。正确的清洁需要拆下格栅水洗，并清理其后的防虫网。服务后，新风重新畅通，室内空气质量改善，通风设备负荷也随之降低。\u003c\/p\u003e\u003cp\u003e建议每 3–6 个月清洁一次，入冬前尤其重要。\u003c\/p\u003e","brand":"Saint Bridge College","offers":[{"title":"Default Title","offer_id":50609798217785,"sku":null,"price":50.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0760\/5072\/6969\/files\/IMG_1849_dcd7eddc-ae0f-4b68-92be-45cebab89670.jpg?v=1790752532","url":"https:\/\/shop.saintbridgecollege.com\/zh-hans\/products\/fresh-air-intake-grille-cleaning","provider":"Saint Bridge College","version":"1.0","type":"link"}