{"product_id":"lynn-manufacturing-replacment-rsf-baffle-board-and-blanket-kit-onyx-sbr-focus-320-sbr-fr-98-11-20-sbr-fr-98-11-21-srb-2900c","title":"Lynn Manufacturing Replacment RSF Baffle Board and Blanket Kit, Onyx SBR, Focus 320 SBR, FR-98.11.20.SBR, FR-98.11.21.SRB, 2900C","description":"\u003ch3\u003e\u003cstrong\u003e2900C RSF Baffle Board \u0026amp; Blanket Kit – Replaces FR-98.11.20.SBR \u0026amp; FR-98.11.21.SBR – Fits Onyx SBR \u0026amp; Focus 320 SBR – Superwool Plus 2100°F – Made in USA\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eRestore peak combustion efficiency and protect your fireplace’s internal components with the \u003cstrong\u003eLynn Manufacturing 2900C Replacement Baffle Board and Blanket Kit\u003c\/strong\u003e. Designed as a direct replacement for RSF parts \u003cstrong\u003eFR-98.11.20.SBR\u003c\/strong\u003e and \u003cstrong\u003eFR-98.11.21.SBR\u003c\/strong\u003e, this complete kit is engineered specifically for RSF Onyx SBR and Focus 320 SBR fireplaces. Manufactured from advanced \u003cstrong\u003eSuperwool Plus\u003c\/strong\u003e, this next-generation ceramic fiber alternative delivers superior heat resistance, long-lasting durability, and safer high-temperature performance.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eKey Features:\u003c\/strong\u003e\u003cbr\u003e• Direct replacement for RSF FR-98.11.20.SBR \u0026amp; FR-98.11.21.SBR\u003cbr\u003e• Designed for RSF Onyx SBR \u0026amp; Focus 320 SBR fireplaces\u003cbr\u003e• Complete baffle board and insulation blanket kit\u003cbr\u003e• High-temperature rated up to 2100°F\u003cbr\u003e• Superwool Plus construction – non-carcinogenic ceramic fiber alternative\u003cbr\u003e• Restores proper airflow and secondary combustion efficiency\u003cbr\u003e• Improves heat retention and fireplace performance\u003cbr\u003e• Made in the USA by Lynn Manufacturing\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eSpecifications:\u003c\/strong\u003e\u003cbr\u003e• Part Number: 2900C\u003cbr\u003e• Replaces: FR-98.11.20.SBR, FR-98.11.21.SBR\u003cbr\u003e• Product Type: Baffle Board \u0026amp; Blanket Kit\u003cbr\u003e• Material: Superwool Plus ceramic fiber alternative\u003cbr\u003e• Color: Gray baffle board \/ white insulation blanket\u003cbr\u003e• Temperature Rating: Up to 2100°F\u003cbr\u003e• Manufacturer: Lynn Manufacturing\u003cbr\u003e• Country of Origin: USA\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCompatible Fireplace Brands \u0026amp; Models:\u003c\/strong\u003e\u003cbr\u003e• RSF Onyx SBR\u003cbr\u003e• RSF Focus 320 SBR\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eFitment Note:\u003c\/strong\u003e\u003cbr\u003eThis replacement kit is designed for units using part numbers \u003cstrong\u003eFR-98.11.20.SBR\u003c\/strong\u003e and \u003cstrong\u003eFR-98.11.21.SBR\u003c\/strong\u003e. Always verify your fireplace model and existing baffle configuration before ordering.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eImportant Note:\u003c\/strong\u003e\u003cbr\u003eThis product is made from \u003cstrong\u003eSuperwool Plus\u003c\/strong\u003e, a next-generation pyro-ceramic insulation material designed for high-temperature fireplace applications. It is not tempered glass. This material is engineered to withstand direct flame exposure and prolonged heat without cracking under thermal stress.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003ePairs Well With:\u003c\/strong\u003e\u003cbr\u003eRSF fireplace insulation components, firebrick panels, secondary air tubes, door gasket kits, and combustion system replacement parts.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhy Choose the Lynn Manufacturing 2900C Baffle Kit?\u003c\/strong\u003e\u003cbr\u003eA worn or damaged baffle system can reduce heating efficiency, disrupt airflow, and increase emissions. Replacing your baffle board and insulation blanket together with the 2900C kit restores proper combustion performance, improves heat retention, and helps maintain clean-burning fireplace operation while protecting internal components.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eInstallation Instructions:\u003c\/strong\u003e\u003cbr\u003eAllow the fireplace to cool completely before servicing.\u003cbr\u003eRemove internal components as needed to access the baffle area.\u003cbr\u003eCarefully remove the old baffle board and insulation blanket.\u003cbr\u003eClean and inspect support ledges and surrounding areas.\u003cbr\u003eInstall the new baffle board in the proper orientation.\u003cbr\u003ePlace the insulation blanket above the board as designed.\u003cbr\u003eEnsure proper alignment and full coverage.\u003cbr\u003eReassemble components and verify secure placement before operation.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eInstallation Tip:\u003c\/strong\u003e\u003cbr\u003eAlways replace the insulation blanket together with the baffle board for maximum efficiency and longer fireplace life. Mixing worn and new components can reduce performance.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eRestore efficiency, improve combustion, and extend the life of your fireplace with the Lynn Manufacturing 2900C RSF Baffle Board \u0026amp; Blanket Kit—engineered for durability, safety, and dependable high-temperature performance.\u003c\/strong\u003e\u003c\/p\u003e","brand":"Lynn MFG","offers":[{"title":"Default Title","offer_id":53720226300272,"sku":"L2900C","price":145.88,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0595\/4463\/3444\/files\/2900C.jpg?v=1778082845","url":"https:\/\/total-hearth.com\/products\/lynn-manufacturing-replacment-rsf-baffle-board-and-blanket-kit-onyx-sbr-focus-320-sbr-fr-98-11-20-sbr-fr-98-11-21-srb-2900c","provider":"Total Hearth","version":"1.0","type":"link"}