{"product_id":"arrowzoom-acoustic-putty-pads-for-electrical-boxes10-pack-soundproof-outlet-junction-box-seal-15x20cm","title":"Arrowzoom Acoustic Putty Pads for Electrical Boxes – Seal Gaps, Stop Noise Leaks, Fire-retardant (KK1478)","description":"\u003cdiv style=\"margin: 0 0 24px 0;\"\u003e\u003ciframe width=\"560\" height=\"315\" src=\"https:\/\/www.youtube.com\/embed\/5Ox-Ty1HHzk?si=GaAkSCNj8yloYyFX\" title=\"YouTube video player\"\u003e\u003c\/iframe\u003e\u003c\/div\u003e\n\u003ch2 style=\"font-size: 24px; font-weight: bold; margin: 0 0 16px 0;\"\u003eHow the putty pad works\u003c\/h2\u003e\n\u003cp\u003eElectrical outlets are holes in your wall that act like direct tunnels for noise. A single-gang box removes about 16 square inches of drywall and leaves a thin steel or plastic shell in its place. Two boxes back-to-back in the same stud cavity can pull a well-built STC 55 wall down into the low 40s. This pad wraps the back and sides of the box to seal the leak.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e1. High-mass putty:\u003c\/strong\u003e The dense, non-hardening putty adds critical mass to thin plastic or metal outlet boxes, reflecting sound back instead of letting it pass through.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e2. Acoustic sealing:\u003c\/strong\u003e It creates an airtight gasket around wires and box edges, stopping the flanking noise that bypasses your insulation.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e3. Intumescent formula:\u003c\/strong\u003e Designed to expand under heat and help close the opening around the box, to the requirements of ASTM E119 \/ UL 263 for wall-opening protective materials.\u003c\/p\u003e\n\u003cp style=\"font-style: italic; color: #4b5563;\"\u003e\u003cb\u003eResult:\u003c\/b\u003e Restores the sound-blocking integrity your wall was built for, in under 5 minutes per box.\u003c\/p\u003e\n\u003chr style=\"border: none; border-top: 1px solid #e5e7eb; margin: 32px 0;\"\u003e\n\u003ch2 style=\"font-size: 24px; font-weight: bold; margin: 0 0 16px 0;\"\u003eWhat the numbers mean\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eSTC (Sound Transmission Class)\u003c\/strong\u003e — the rating of the whole wall. An untreated outlet box is the most common weak link; sealing it lets the wall perform at its designed rating instead of leaking around the insulation.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eASTM E119 \/ UL 263\u003c\/strong\u003e — the fire-resistance test for wall assemblies with recessed boxes. This pad is designed to the requirements of that standard for wall-opening protective materials. Fire-rated use requires installation in accordance with the applicable listed system and local code.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eOversized 15 × 20 cm sheet\u003c\/strong\u003e — covers a single- or double-gang box with the ½ in (12 mm) overlap onto the stud that firestop installations call for. Overlap two pads for larger boxes.\u003c\/p\u003e\n\u003cp style=\"background: #fef3c7; border-left: 3px solid #f59e0b; padding: 12px 16px; margin: 16px 0; font-size: 14px;\"\u003e\u003cstrong\u003eHonest note:\u003c\/strong\u003e Putty pads are essential for wall soundproofing but work best when used on both sides of a shared wall (back-to-back outlets) and paired with wall insulation. Fire-resistance and sound-transmission performance are properties of the complete wall assembly, not the pad alone.\u003c\/p\u003e\n\u003chr style=\"border: none; border-top: 1px solid #e5e7eb; margin: 32px 0;\"\u003e\n\u003ch2 style=\"font-size: 24px; font-weight: bold; margin: 0 0 16px 0;\"\u003eWhat's in the box\u003c\/h2\u003e\n\u003cul style=\"line-height: 1.8; padding-left: 20px;\"\u003e\n\u003cli\u003e\n\u003cstrong\u003e12, 24 or 48 putty pads.\u003c\/strong\u003e Each pad is 15 × 20 × 0.3 cm (6 × 8 × ⅛ in)\u003c\/li\u003e\n\u003cli\u003ePre-applied self-adhesive backing on every pad\u003c\/li\u003e\n\u003cli\u003eStep-by-step install guide\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr style=\"border: none; border-top: 1px solid #e5e7eb; margin: 32px 0;\"\u003e\n\u003ch2 style=\"font-size: 24px; font-weight: bold; margin: 0 0 16px 0;\"\u003eSimple 4-step installation\u003c\/h2\u003e\n\u003col style=\"line-height: 1.8; padding-left: 24px;\"\u003e\n\u003cli\u003e\n\u003cb\u003eRemove:\u003c\/b\u003e Take off the outlet faceplate. Switch the power off at the breaker if you will be near wires.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003ePeel:\u003c\/b\u003e Remove the release liner, handling the pad by its edges.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eMold:\u003c\/b\u003e Wrap the pad firmly around the back and sides of the electrical box. Slit the pad at each cable or conduit, work the putty around it and pinch closed.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eSeal:\u003c\/b\u003e Press the edges to create an airtight bond against the stud and drywall, then replace the faceplate.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003cp style=\"font-size: 18px; font-weight: 600; margin-top: 16px;\"\u003eNo drill. No nails. No contractor.\u003c\/p\u003e\n\u003cp style=\"font-size: 14px; color: #4b5563;\"\u003e\u003cem\u003eNew construction:\u003c\/em\u003e install at rough-in, after wiring and before drywall, and lap the pad at least ½ in onto the stud face and the back of the wallboard. \u003cem\u003eExisting walls:\u003c\/em\u003e work the pad around the box from the front and seal the gap between box and wallboard before refitting the plate.\u003c\/p\u003e\n\u003chr style=\"border: none; border-top: 1px solid #e5e7eb; margin: 32px 0;\"\u003e\n\u003ch2 style=\"font-size: 24px; font-weight: bold; margin: 0 0 16px 0;\"\u003eMade for\u003c\/h2\u003e\n\u003cp style=\"line-height: 1.8;\"\u003eElectrical outlet boxes  ·  Light switch boxes  ·  Junction boxes  ·  Metal and plastic electrical boxes  ·  Home theaters  ·  Recording studios  ·  Podcast and streaming rooms  ·  Apartments and condos  ·  Offices and meeting rooms  ·  Commercial buildings\u003c\/p\u003e\n\u003chr style=\"border: none; border-top: 1px solid #e5e7eb; margin: 32px 0;\"\u003e\n\u003ch2 style=\"font-size: 24px; font-weight: bold; margin: 0 0 16px 0;\"\u003eSpecifications\u003c\/h2\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse; font-size: 15px;\"\u003e\n\u003ctbody\u003e\n\u003ctr style=\"border-bottom: 1px solid #e5e7eb;\"\u003e\n\u003ctd style=\"padding: 8px 0; width: 40%;\"\u003e\u003cstrong\u003eModel\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px 0;\"\u003eKK1478\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"border-bottom: 1px solid #e5e7eb;\"\u003e\n\u003ctd style=\"padding: 8px 0;\"\u003e\u003cstrong\u003ePad size\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px 0;\"\u003e15 × 20 × 0.3 cm (6 × 8 × ⅛ in)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"border-bottom: 1px solid #e5e7eb;\"\u003e\n\u003ctd style=\"padding: 8px 0;\"\u003e\u003cstrong\u003eMaterial\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px 0;\"\u003eOne-part, non-curing intumescent acoustic putty on a poly release liner\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"border-bottom: 1px solid #e5e7eb;\"\u003e\n\u003ctd style=\"padding: 8px 0;\"\u003e\u003cstrong\u003eColour\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px 0;\"\u003eBlack\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"border-bottom: 1px solid #e5e7eb;\"\u003e\n\u003ctd style=\"padding: 8px 0;\"\u003e\u003cstrong\u003eAdhesion\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px 0;\"\u003eSelf-adhesive tacky face, non-setting\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"border-bottom: 1px solid #e5e7eb;\"\u003e\n\u003ctd style=\"padding: 8px 0;\"\u003e\u003cstrong\u003eElectrical\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px 0;\"\u003eNon-conductive; for use on the exterior of the box only\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"border-bottom: 1px solid #e5e7eb;\"\u003e\n\u003ctd style=\"padding: 8px 0;\"\u003e\u003cstrong\u003eApplication temperature\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px 0;\"\u003e4 °C to 40 °C (40 °F to 104 °F)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"border-bottom: 1px solid #e5e7eb;\"\u003e\n\u003ctd style=\"padding: 8px 0;\"\u003e\u003cstrong\u003eService temperature\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px 0;\"\u003e−18 °C to 60 °C (0 °F to 140 °F)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"border-bottom: 1px solid #e5e7eb;\"\u003e\n\u003ctd style=\"padding: 8px 0;\"\u003e\u003cstrong\u003eStorage\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px 0;\"\u003eFlat, in the original carton, away from direct sun and water\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"border-bottom: 1px solid #e5e7eb;\"\u003e\n\u003ctd style=\"padding: 8px 0;\"\u003e\u003cstrong\u003eShelf life\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px 0;\"\u003e24 months from date of manufacture\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px 0;\"\u003e\u003cstrong\u003eDesigned to\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px 0;\"\u003eASTM E90 \/ E413 (STC) · ASTM C919 and E497 (sealing practice) · ASTM E119 \/ UL 263 (wall-opening protective materials) · ASTM E84 \/ UL 723 (surface burning)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003chr style=\"border: none; border-top: 1px solid #e5e7eb; margin: 32px 0;\"\u003e\n\u003ch2 style=\"font-size: 24px; font-weight: bold; margin: 0 0 20px 0;\"\u003eFrequently asked questions\u003c\/h2\u003e\n\u003cdetails style=\"border-bottom: 1px solid #e5e7eb; padding: 12px 0;\" open=\"\"\u003e\n\u003csummary style=\"font-weight: 600; cursor: pointer; padding: 4px 0;\"\u003eWill this stop a noisy neighbor?\u003c\/summary\u003e\n\u003cp style=\"margin: 8px 0 0 0; color: #4b5563;\"\u003ePartially. Putty pads are one component of a soundproofing system. They stop noise leaking through electrical outlets, the most common weak link in a wall. They will not block 100% of the noise on their own, but they stop sound bypassing your wall insulation. For maximum reduction, treat the outlets on both sides of the shared wall.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails style=\"border-bottom: 1px solid #e5e7eb; padding: 12px 0;\"\u003e\n\u003csummary style=\"font-weight: 600; cursor: pointer; padding: 4px 0;\"\u003eDoes this pad fit all electrical boxes?\u003c\/summary\u003e\n\u003cp style=\"margin: 8px 0 0 0; color: #4b5563;\"\u003eYes. The putty is highly moldable and oversized (15 × 20 cm) so it wraps standard single-gang, double-gang and deep plastic or metal junction boxes with the overlap onto the stud. Trim or overlap two pads for larger boxes.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails style=\"border-bottom: 1px solid #e5e7eb; padding: 12px 0;\"\u003e\n\u003csummary style=\"font-weight: 600; cursor: pointer; padding: 4px 0;\"\u003eIs it safe to use around wires?\u003c\/summary\u003e\n\u003cp style=\"margin: 8px 0 0 0; color: #4b5563;\"\u003eYes. The material is non-conductive and designed for the exterior of electrical boxes. Do not apply it inside the box or over live terminals, and switch the power off at the breaker while you work.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails style=\"border-bottom: 1px solid #e5e7eb; padding: 12px 0;\"\u003e\n\u003csummary style=\"font-weight: 600; cursor: pointer; padding: 4px 0;\"\u003eIs it fire rated?\u003c\/summary\u003e\n\u003cp style=\"margin: 8px 0 0 0; color: #4b5563;\"\u003eThe pad uses an intumescent putty that is designed to expand under heat and help close the opening around the box, to the requirements of ASTM E119 \/ UL 263 for wall-opening protective materials. Fire resistance is a property of the complete wall assembly, so fire-rated use requires installation in accordance with the applicable listed system and your local code.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails style=\"border-bottom: 1px solid #e5e7eb; padding: 12px 0;\"\u003e\n\u003csummary style=\"font-weight: 600; cursor: pointer; padding: 4px 0;\"\u003eWill the putty dry out or crack over time?\u003c\/summary\u003e\n\u003cp style=\"margin: 8px 0 0 0; color: #4b5563;\"\u003eNo. The putty is a non-setting, non-hardening formula. It stays flexible and tacky indefinitely, so as your house shifts or vibrates the acoustic seal stays airtight without cracking or shrinking.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails style=\"border-bottom: 1px solid #e5e7eb; padding: 12px 0;\"\u003e\n\u003csummary style=\"font-weight: 600; cursor: pointer; padding: 4px 0;\"\u003eCan I use this on existing walls?\u003c\/summary\u003e\n\u003cp style=\"margin: 8px 0 0 0; color: #4b5563;\"\u003eYes. It is easiest at rough-in, before drywall, but you can apply it to existing walls by removing the faceplate and device, molding the putty around the box from the front and sealing the gap between box and drywall. This gives the full acoustic benefit. A front-only retrofit is not a fire-rated installation.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails style=\"border-bottom: 1px solid #e5e7eb; padding: 12px 0;\"\u003e\n\u003csummary style=\"font-weight: 600; cursor: pointer; padding: 4px 0;\"\u003eDo I need to apply this to both sides of the wall?\u003c\/summary\u003e\n\u003cp style=\"margin: 8px 0 0 0; color: #4b5563;\"\u003eFor the best results, yes. Back-to-back outlets in the same wall cavity act like a tunnel for noise. Sealing the boxes in both rooms creates a double barrier and lets the wall reach its designed rating.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails style=\"border-bottom: 1px solid #e5e7eb; padding: 12px 0;\"\u003e\n\u003csummary style=\"font-weight: 600; cursor: pointer; padding: 4px 0;\"\u003eCan it get wet, or be painted?\u003c\/summary\u003e\n\u003cp style=\"margin: 8px 0 0 0; color: #4b5563;\"\u003eNo. It is not a waterproofing product, so keep it away from standing or repeated water. Do not paint it.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails style=\"border-bottom: 1px solid #e5e7eb; padding: 12px 0;\"\u003e\n\u003csummary style=\"font-weight: 600; cursor: pointer; padding: 4px 0;\"\u003eShipping?\u003c\/summary\u003e\n\u003cp style=\"margin: 8px 0 0 0; color: #4b5563;\"\u003eShips in 1 business day. Delivers in 5–12 days depending on your location.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails style=\"border-bottom: 1px solid #e5e7eb; padding: 12px 0;\"\u003e\n\u003csummary style=\"font-weight: 600; cursor: pointer; padding: 4px 0;\"\u003eReturns and guarantee?\u003c\/summary\u003e\n\u003cp style=\"margin: 8px 0 0 0; color: #4b5563;\"\u003e100-day Quiet Room Guarantee: if you are not happy with the result, return the unused pads for a refund or replacement. Every pad is also covered against defects in material and workmanship. If it fails to stay pliable and adhered when stored and installed as described above, we replace it free of charge.\u003c\/p\u003e\n\u003c\/details\u003e","brand":"Arrowzoom Acoustics","offers":[{"title":"Black \/ 12","offer_id":51586821652768,"sku":"KK1478-12-BL-20","price":69.99,"currency_code":"USD","in_stock":true},{"title":"Black \/ 24","offer_id":51586821685536,"sku":"KK1478-24-BL-20","price":129.99,"currency_code":"USD","in_stock":true},{"title":"Black \/ 48","offer_id":51586821718304,"sku":"KK1478-48-BL-20","price":249.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1540\/7215\/files\/arrowzoom-acoustic-putty-pads-for-electrical-boxes-seal-gaps-stop-noise-leaks-fire-retardant-kk1478-1238012064.png?v=1778583730","url":"https:\/\/arrowzoom.com\/es\/products\/arrowzoom-acoustic-putty-pads-for-electrical-boxes10-pack-soundproof-outlet-junction-box-seal-15x20cm","provider":"Arrowzoom Acoustics","version":"1.0","type":"link"}