{"product_id":"owens-corning-23-in-w-x-93-in-l-x-5-5-in-21-kraft-faced-fiberglass-insulation-batt-89-13-sq-ft","title":"Owens Corning 23 in. W X 93 in. L X 5.5 in. 21 Kraft Faced Fiberglass Insulation Batt 89.13 sq ft","description":"\u003cdiv\u003e\n\u003cp\u003eMeet the Owens Corning Kraft Faced Fiberglass Insulation Batt—engineered for reliable warmth, comfort, and straightforward installation in common home cavities. Sized at 23 in. wide by 93 in. long and 5.5 in. thick, these batt insulation panels are designed to nestle into 2x6 wall assemblies and other deep cavities, delivering a solid R-value of 21. With a total coverage area listed at 89.13 sq ft, you can plan for fewer seams and quicker progress on larger projects.\u003c\/p\u003e \u003cp\u003e\u003cstrong\u003eKey specifications\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003eDimensions: 23 in. W × 93 in. L × 5.5 in. T\u003c\/li\u003e \u003cli\u003eR-value: 21\u003c\/li\u003e \u003cli\u003eCoverage area: 89.13 sq ft per package\u003c\/li\u003e \u003cli\u003eFacing: Kraft faced (paper) for a built-in vapor retarder\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\u003cstrong\u003eWhat makes this insulation stand out\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eKraft-faced convenience:\u003c\/strong\u003e The kraft paper facing provides a built-in moisture barrier and a ready-to-staple surface, helping seal cavities as you install and contributing to more efficient air control in living spaces.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eHigh thermal resistance in a deep cavity:\u003c\/strong\u003e With an R-value of 21 in a 5.5 in thick batt, this product is well-suited for 2x6 wall constructions and other thick cavities, delivering stronger resistance to heat flow where it matters most.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eBulk coverage with fewer seams:\u003c\/strong\u003e The 23 in. width and 93 in. length help cover larger wall sections and attic gaps, reducing the number of cuts and seams you need to manage.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\u003cstrong\u003eIdeal applications\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003eNew construction or retrofit projects involving 2x6 stud walls where higher insulation values are desired\u003c\/li\u003e \u003cli\u003eAttic and ceiling spaces where you need substantial R-value without stacking multiple layers\u003c\/li\u003e \u003cli\u003eResidential renovations aimed at improving energy efficiency, reducing drafts, and stabilizing indoor temperatures\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\u003cstrong\u003ePractical installation tips\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003eMeasure cavities carefully, then cut the batt with a sharp utility knife and straightedge to fit around electrical boxes, pipes, and wiring.\u003c\/li\u003e \u003cli\u003eAvoid compressing the material—let the batt fill the cavity to maintain the full R-value.\u003c\/li\u003e \u003cli\u003eInstall with the kraft facing toward the interior side of the wall or ceiling to maintain the vapor retarder function and provide a clean surface for finishing.\u003c\/li\u003e \u003cli\u003eSeal edges and joints as you go to minimize air leakage and maximize thermal performance.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eWhether you're upgrading an older home or outfitting new construction, this Owens Corning kraft-faced fiberglass insulation batt offers robust thermal protection, straightforward installation, and a dependable vapor-retardant layer. Its size and R-21 rating are designed to meet common residential needs while helping you create a more comfortable, energy-efficient living space.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Owens Corning","offers":[{"title":"Default Title","offer_id":52218385301778,"sku":"5062913","price":139.99,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0928\/1024\/8466\/files\/5062913_A.eps_High.jpg?v=1777077306","url":"https:\/\/nationalhardwaregroup.com\/products\/owens-corning-23-in-w-x-93-in-l-x-5-5-in-21-kraft-faced-fiberglass-insulation-batt-89-13-sq-ft","provider":"National Hardware Group","version":"1.0","type":"link"}