Safe 'n' Sound 3 in. x 15-1/4 in. x 47 in. Soundproofing and Fire Resistant Stone Wool Insulation Batt (59.7 sq. ft.)
85% off, well into the markdown cycle. 187 active.
Live.
Scanning Home Depot stores hourly. 10 active ROCKWOOL finds as of right now.
ROCKWOOL
85% off · deepest active 
ROCKWOOL Find of the day
R-15 Comfortbatt 3-1/2 in. x 15 in. x 47 in. Fire Resistant Stone Wool Insulation Batt (59.7 sq. ft.)
85% off, well into the markdown cycle. 263 active.
More ROCKWOOL finds today · 9 more
See all ROCKWOOL 
ComfortBatt 3-1/2 in. x 15.25 in. x 47 in. R-13 Stone Wool Insulation (12-Pieces per pack)
85% off, well into the markdown cycle. 1 active.
R-30 Comfortbatt 7-1/4 in. x 15 in. x 47 in. Fire Resistant Stone Wool Insulation Batt (29.9 sqft)
85% off, well into the markdown cycle. 386 active.
R-6.3 Comfortboard 80 1-1/2 in. x 24 in. x 48 in. Stone Wool Insulated Sheathing Board (48 sqft)
85% off, well into the markdown cycle. 63 active.
ComfortBatt 3-1/2 in. x 15.25 in. x 47 in. R-13 Stone Wool Insulation (12-Pieces per pack)
Third markdown stage. 3 in stock and the cycle isn't done.
R-15 Comfortbatt 3-1/2 in. x 15 in. x 47 in. Fire Resistant Stone Wool Insulation Batt (59.7 sq. ft.)
Third markdown stage. 194 in stock and the cycle isn't done.
R-23 Comfortbatt 5-1/2 in. x 15 in. x 47 in. Fire Resistant Stone Wool Insulation Batt (39.8 sqft) (1-Bag)
Third markdown stage. 129 in stock and the cycle isn't done.
Safe 'n' Sound 3 in. x 15-1/4 in. x 47 in. Soundproofing and Fire Resistant Stone Wool Insulation Batt (59.7 sq. ft.)
Marked 65%. 1 left and likely going deeper.
ComfortBatt 3-1/2 in. x 15.25 in. x 47 in. R-13 Stone Wool Insulation (12-Pieces per pack)
First markdown at 49% off. 1 left.
About ROCKWOOL
Home Depot marks ROCKWOOL ROCKWOOL products through a predictable four-step cycle: 25% off → 50% → 75% → penny pricing ($0.01). Most ROCKWOOL markdowns aren't advertised, they only show up on the shelf tag or in the Home Depot app.
Endless scans the full Home Depot catalog hourly across 1,990+ US stores. Sign up to filter ROCKWOOL by markdown stage, store, and discount depth, and get email alerts the moment a new drop is detected.
Other brands
60 more brands tracked at Home Depot. Each has its own page with current finds.
Hampton BayEverbiltHome Decorators CollectionMilwaukeeGlacier BayVigoroRyobiDeWaltCommercial ElectricFeit ElectricMSITrafficMasterHuskyPrime-LineBEHR PREMIUMHDXStyleWellGrip-RiteRIDGIDKwiksetKohlerSimpson Strong-TieEcoSmartSchlageArtikaDeltaMasoniteDefiantClosetMaidPhilipsApolloJeffrey CourtRheemCustom Building ProductsDECKMATESquare DBel Air LightingFastenMasterOwens CorningGibraltar Building ProductsiDesignDaltileOateySiemensTrimMasterCarlonECHOMonteaux LightingRust-Oleum Stops RustVarathaneVerandaLincoln ElectricPEAK Aluminum RailingProgress LightingWal-Board ToolsOlympicPenningtonTapconZEPGlobe Electric
Get ROCKWOOL deal alerts
We email you the moment ROCKWOOL markdowns hit one of your saved Home Depot stores.