{"product_id":"8-inch-ceiling-support-box-black-finish-square","title":"8-Inch Ceiling Support Box - Black Finish (Square)","description":"\u003cp\u003e\u003cmeta charset=\"utf-8\"\u003eThis 8-Inch Ceiling Support Box serves as the primary load-bearing anchor for your chimney system. Capable of supporting up to 60 feet of vertical pipe, it creates a fire-safe transition through flat or cathedral ceilings. The box features a matte black finish to match standard interior stove pipe, providing a professional, polished look while maintaining the required 2-inch clearance to combustibles.\u003c\/p\u003e","brand":"Shasta Vent","offers":[{"title":"Default Title","offer_id":54867512295763,"sku":"8A-SB","price":87.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1076\/9324\/4755\/files\/Screenshot_2025-09-15_at_6.25.09_PM_bd1fb80c-c7eb-4620-8468-df63c5a62f9b.png?v=1788632303","url":"https:\/\/progradewarehouse.com\/products\/8-inch-ceiling-support-box-black-finish-square","provider":"PRO GRADE WAREHOUSE","version":"1.0","type":"link"}