{"product_id":"6-5x4-75-nutone-ms-25-degree-intercom-retrofit-adapter-ring-wired-doorbell-4k-pro-3rd-gen","title":"6.5\" x 4.75\" NuTone \/ M\u0026S 25° Intercom Retrofit Adapter for Ring Wired Doorbell 4K Pro (3rd Gen)","description":"\u003ch2 style=\"font-size:1.1em;line-height:1.3;margin:20px 0 10px;\"\u003e\u003cb\u003eOverview\u003c\/b\u003e\u003c\/h2\u003e\n\n\u003cp style=\"line-height:1.6;margin:0 0 12px;\"\u003eReplace a large legacy intercom door station with a modern Ring wired video doorbell while covering the original wall opening and adding a built-in side angle for improved camera positioning. This \u003cb\u003e6.5\" × 4.75\" three-piece 25° intercom retrofit adapter\u003c\/b\u003e by \u003cb\u003eHidden River Lab\u003c\/b\u003e is designed exclusively for the newest \u003cb\u003eRing Wired Doorbell 4K Pro (3rd Gen), Model 5DFYA2\u003c\/b\u003e, featuring Retinal 4K video.\u003c\/p\u003e\n\n\u003cp style=\"line-height:1.6;margin:0 0 12px;\"\u003eDesigned for many \u003cb\u003eNuTone \/ M\u0026amp;S (Music \u0026amp; Sound)\u003c\/b\u003e legacy intercom installations and similar-size openings, the adapter helps cover the oversized wall cutout left after removing an old intercom door station. It creates a purpose-built angled mounting interface for the Ring Wired Doorbell 4K Pro.\u003c\/p\u003e\n\n\u003cp style=\"line-height:1.6;margin:0 0 12px;\"\u003eThe \u003cb\u003ethree-piece interlocking design\u003c\/b\u003e consists of a base plate, interface, and 25° corner mount. Both interlocking connections use positive snap-fit engagement reinforced with screws. This construction provides a clean, secure finished installation.\u003c\/p\u003e\n\n\u003cp style=\"line-height:1.6;margin:0 0 12px;\"\u003eThe built-in \u003cb\u003e25° horizontal side angle\u003c\/b\u003e helps direct the camera toward your entry path when a straight 0° installation would point the view too far along the wall. The reversible configuration allows the doorbell to be angled \u003cb\u003e25° left or right\u003c\/b\u003e depending on the doorway layout.\u003c\/p\u003e\n\n\u003cp style=\"line-height:1.6;margin:0 0 12px;\"\u003eThis adapter is specifically designed for the physical mounting requirements of the \u003cb\u003eRing Wired Doorbell 4K Pro (3rd Gen)\u003c\/b\u003e. It is not a universal Ring doorbell adapter and is not interchangeable with adapters made for other Wired or Battery Doorbell models.\u003c\/p\u003e\n\n\u003chr style=\"margin:24px 0;\"\u003e\n\n\n\u003ch2 style=\"font-size:1.1em;line-height:1.3;margin:20px 0 10px;\"\u003e\u003cb\u003eCompatibility\u003c\/b\u003e\u003c\/h2\u003e\n\n\u003cp style=\"line-height:1.6;margin:0 0 12px;\"\u003e\n\u003cspan style=\"color:#2EE59D;\"\u003e✔︎\u003c\/span\u003e \u003cb\u003eDesigned exclusively for:\u003c\/b\u003e\u003cbr\u003e\n▪︎ \u003cb\u003eRing Wired Doorbell 4K Pro (3rd Gen)\u003c\/b\u003e — Model \u003cb\u003e5DFYA2\u003c\/b\u003e.\u003cbr\u003e\n\u003cspan style=\"color:#2EE59D;\"\u003e✔︎\u003c\/span\u003e \u003cb\u003eRetrofit application:\u003c\/b\u003e Many older NuTone \/ M\u0026amp;S intercom door stations and similar-size legacy intercom openings.\u003cbr\u003e\n\u003cspan style=\"color:#2EE59D;\"\u003e✔︎\u003c\/span\u003e \u003cb\u003eAdapter size:\u003c\/b\u003e Approximately 6.5\" × 4.75\".\u003cbr\u003e\n\u003cspan style=\"color:#2EE59D;\"\u003e✔︎\u003c\/span\u003e \u003cb\u003eViewing angle:\u003c\/b\u003e Built-in 25° horizontal side angle (no vertical tilt).\u003cbr\u003e\n\u003cspan style=\"color:#2EE59D;\"\u003e✔︎\u003c\/span\u003e \u003cb\u003eOrientation:\u003c\/b\u003e Reversible configuration for left or right 25° camera positioning.\u003cbr\u003e\n\u003cspan style=\"color:#2EE59D;\"\u003e✔︎\u003c\/span\u003e \u003cb\u003eMounting surface:\u003c\/b\u003e Flat, stable surfaces.\u003cbr\u003e\n\u003cspan style=\"color:#2EE59D;\"\u003e✔︎\u003c\/span\u003e \u003cb\u003eApplication:\u003c\/b\u003e Replacing a legacy intercom door station with the specified Ring wired video doorbell while covering the original opening and improving horizontal camera positioning.\n\u003c\/p\u003e\n\n\u003cp style=\"line-height:1.6;margin:0 0 12px;\"\u003e \u003c\/p\u003e\n\n\u003cp style=\"line-height:1.6;margin:24px 0 12px;\"\u003e\n\u003cspan style=\"color:#FF5757;\"\u003e✖︎\u003c\/span\u003e \u003cb\u003eNot compatible with:\u003c\/b\u003e\u003cbr\u003e\n\u003cspan style=\"color:#FF5757;\"\u003e✖︎\u003c\/span\u003e \u003cb\u003eRing Wired Doorbell Plus (2nd Gen)\u003c\/b\u003e — Model \u003cb\u003e5DFYA3\u003c\/b\u003e, also marketed as Wired Doorbell 2K Plus.\u003cbr\u003e\n\u003cspan style=\"color:#FF5757;\"\u003e✖︎\u003c\/span\u003e \u003cb\u003eRing Wired Doorbell (2nd Gen)\u003c\/b\u003e — Model \u003cb\u003e5DFYA4\u003c\/b\u003e, also marketed as Wired Doorbell 2K.\u003cbr\u003e\n\u003cspan style=\"color:#FF5757;\"\u003e✖︎\u003c\/span\u003e Previous generations of Ring Wired Doorbell Pro, Wired Plus, and other older Ring Wired Doorbell models.\u003cbr\u003e\n\u003cspan style=\"color:#FF5757;\"\u003e✖︎\u003c\/span\u003e Ring Wired Doorbell Elite models, including Ring Wired Doorbell 4K Elite.\u003cbr\u003e\n\u003cspan style=\"color:#FF5757;\"\u003e✖︎\u003c\/span\u003e \u003cb\u003eAll Ring Battery Doorbell models\u003c\/b\u003e, including Battery Doorbell 4K Pro, 2K Plus, 2K, and previous generations.\u003cbr\u003e\n\u003cspan style=\"color:#FF5757;\"\u003e✖︎\u003c\/span\u003e \u003cb\u003eDoorbells from other manufacturers\u003c\/b\u003e, including Nest, Eufy, Arlo, Wyze, Blink, Amcrest, and other brands.\u003cbr\u003e\n\u003cspan style=\"color:#FF5757;\"\u003e✖︎\u003c\/span\u003e Non-flat mounting surfaces requiring specially shaped siding, brickmold, or other profile-specific adapters.\u003cbr\u003e\n\u003cspan style=\"color:#FF5757;\"\u003e✖︎\u003c\/span\u003e Additional third-party angle adapters or mounting accessories unless specifically confirmed as compatible.\n\u003c\/p\u003e\n\n\u003cp style=\"line-height:1.6;margin:0 0 12px;\"\u003e \u003c\/p\u003e\n\n\u003cp style=\"line-height:1.6;margin:20px 0 12px;\"\u003e\u003cb\u003eImportant:\u003c\/b\u003e This adapter is made \u003cb\u003eexclusively for Ring Wired Doorbell 4K Pro (3rd Gen), Model 5DFYA2\u003c\/b\u003e. Ring periodically updates product names and generations. Please verify your \u003cb\u003eexact doorbell model number\u003c\/b\u003e before ordering. Visually similar Ring doorbells may have different mounting requirements.\u003c\/p\u003e\n\n\u003cp style=\"line-height:1.6;margin:0 0 12px;\"\u003e\u003cb\u003eElectrical compatibility:\u003c\/b\u003e This is a mechanical mounting adapter only. It does not convert legacy intercom wiring, provide electrical power, or guarantee that existing intercom wiring is suitable for a Ring wired doorbell. The doorbell must be powered and installed according to Ring's specifications.\u003c\/p\u003e\n\n\u003chr style=\"margin:24px 0;\"\u003e\n\n\n\u003ch2 style=\"font-size:1.1em;line-height:1.3;margin:20px 0 10px;\"\u003e\u003cb\u003eWhat's Included\u003c\/b\u003e\u003c\/h2\u003e\n\n\u003cp style=\"line-height:1.6;margin:0 0 12px;\"\u003e\n▪︎ \u003cb\u003e1 × 6.5\" × 4.75\" base plate\u003c\/b\u003e — designed to cover the original legacy intercom opening.\u003cbr\u003e\n▪︎ \u003cb\u003e1 × Interface\u003c\/b\u003e with interlocking snap-fit attachment mechanism.\u003cbr\u003e\n▪︎ \u003cb\u003e1 × 25° corner mount\u003c\/b\u003e with interlocking snap-fit attachment mechanism, designed specifically for Ring Wired Doorbell 4K Pro (3rd Gen).\u003cbr\u003e\n▪︎ \u003cb\u003eMachine screws\u003c\/b\u003e to secure the interface to the base plate.\u003cbr\u003e\n▪︎ \u003cb\u003eSelf-tapping screws\u003c\/b\u003e to secure the 25° corner mount to the interface.\u003cbr\u003e\n\u003cspan style=\"color:#FF5757;\"\u003e✖︎\u003c\/span\u003e \u003cb\u003eNot included:\u003c\/b\u003e Ring doorbell, original Ring mounting components, legacy intercom components, wall-mounting screws, wall anchors, electrical transformer, and wiring accessories.\n\u003c\/p\u003e\n\n\u003chr style=\"margin:24px 0;\"\u003e\n\n\n\u003ch2 style=\"font-size:1.1em;line-height:1.3;margin:20px 0 10px;\"\u003e\u003cb\u003eFit \u0026amp; Measurements\u003c\/b\u003e\u003c\/h2\u003e\n\n\u003cp style=\"line-height:1.6;margin:0 0 12px;\"\u003e\n▪︎ \u003cb\u003eOverall adapter size:\u003c\/b\u003e Approximately 6.5\" × 4.75\".\u003cbr\u003e\n▪︎ \u003cb\u003eAdapter construction:\u003c\/b\u003e Three-piece design — base plate, interface, and 25° corner mount.\u003cbr\u003e\n▪︎ \u003cb\u003eDoorbell compatibility:\u003c\/b\u003e Ring Wired Doorbell 4K Pro (3rd Gen), Model 5DFYA2 only.\u003cbr\u003e\n▪︎ \u003cb\u003eHorizontal angle:\u003c\/b\u003e 25°.\u003cbr\u003e\n▪︎ \u003cb\u003eOrientation:\u003c\/b\u003e Reversible left\/right configuration.\u003cbr\u003e\n▪︎ \u003cb\u003eVertical tilt:\u003c\/b\u003e 0° — no upward or downward inclination.\u003cbr\u003e\n▪︎ \u003cb\u003eMounting application:\u003c\/b\u003e Legacy NuTone \/ M\u0026amp;S intercom retrofit installations on flat surfaces.\u003cbr\u003e\n▪︎ \u003cb\u003eOpening coverage:\u003c\/b\u003e Intended to cover many existing 6.5\" × 4.75\" legacy intercom mounting areas and similar-size openings.\u003cbr\u003e\n▪︎ \u003cb\u003eExisting mounting points:\u003c\/b\u003e May be reused where appropriate, depending on the original intercom installation.\n\u003c\/p\u003e\n\n\u003cp style=\"line-height:1.6;margin:16px 0 12px;\"\u003e\u003cb\u003eUnderstanding the dimensions:\u003c\/b\u003e\u003c\/p\u003e\n\n\u003cp style=\"line-height:1.6;margin:0 0 12px;\"\u003eThe \u003cb\u003e6.5\" × 4.75\" measurement refers to the overall adapter plate size\u003c\/b\u003e intended to cover the original intercom mounting area. It does not guarantee that every opening of similar nominal dimensions will be completely covered.\u003c\/p\u003e\n\n\u003cp style=\"line-height:1.6;margin:0 0 12px;\"\u003eLegacy intercom systems may have different wall cutouts, screw positions, recessed housings, and mounting arrangements. Please compare the existing opening with the adapter dimensions before ordering.\u003c\/p\u003e\n\n\u003cp style=\"line-height:1.6;margin:16px 0 12px;\"\u003e\u003cb\u003eUnderstanding the 25° angle:\u003c\/b\u003e\u003c\/p\u003e\n\n\u003cp style=\"line-height:1.6;margin:0 0 12px;\"\u003eThe built-in \u003cb\u003e25° horizontal side angle\u003c\/b\u003e redirects the doorbell's viewing direction relative to the mounting wall. The reversible configuration allows the camera to face \u003cb\u003e25° left or 25° right\u003c\/b\u003e, depending on your doorway layout and intended viewing area.\u003c\/p\u003e\n\n\u003cp style=\"line-height:1.6;margin:0 0 12px;\"\u003eBoth directions are supported by the same adapter configuration. \u003cb\u003eNo separate left-hand or right-hand version is required.\u003c\/b\u003e\u003c\/p\u003e\n\n\u003cp style=\"line-height:1.6;margin:16px 0 12px;\"\u003e→ \u003cb\u003eIntercom systems and wall openings vary.\u003c\/b\u003e Measure your existing opening and check the surrounding mounting surface to confirm that the adapter will provide sufficient coverage.\u003c\/p\u003e\n\n\u003cp style=\"line-height:1.6;margin:0 0 12px;\"\u003e→ \u003cb\u003eCheck the viewing direction.\u003c\/b\u003e Confirm that a 25° horizontal angle is suitable for your entryway and select the appropriate left or right configuration during installation.\u003c\/p\u003e\n\n\u003chr style=\"margin:24px 0;\"\u003e\n\n\n\u003ch2 style=\"font-size:1.1em;line-height:1.3;margin:20px 0 10px;\"\u003e\u003cb\u003eWhy Choose This Adapter\u003c\/b\u003e\u003c\/h2\u003e\n\n\u003cp style=\"line-height:1.6;margin:0 0 12px;\"\u003e\n▪︎ \u003cb\u003eLegacy intercom retrofit:\u003c\/b\u003e Replace an outdated NuTone, M\u0026amp;S, or similar intercom door station with the newest Ring Wired Doorbell 4K Pro.\u003cbr\u003e\n▪︎ \u003cb\u003eOpening coverage:\u003c\/b\u003e Helps conceal the oversized wall cutout left after removing a legacy intercom station.\u003cbr\u003e\n▪︎ \u003cb\u003eBetter camera positioning:\u003c\/b\u003e Built-in 25° horizontal angle helps direct the camera toward your entryway or approach path instead of along the wall.\u003cbr\u003e\n▪︎ \u003cb\u003eLeft or right positioning:\u003c\/b\u003e Reversible configuration accommodates different doorway layouts without requiring separate left-hand and right-hand versions.\u003cbr\u003e\n▪︎ \u003cb\u003eClean finished appearance:\u003c\/b\u003e Creates a purpose-built angled mounting surface instead of leaving an exposed or mismatched wall opening.\u003cbr\u003e\n▪︎ \u003cb\u003eModel-specific mounting interface:\u003c\/b\u003e Designed exclusively for the physical mounting requirements of Ring Wired Doorbell 4K Pro (3rd Gen).\u003cbr\u003e\n▪︎ \u003cb\u003eSecure three-piece construction:\u003c\/b\u003e Two interlocking snap-fit connections reinforced with machine and self-tapping screws.\u003cbr\u003e\n▪︎ \u003cb\u003ePositive click engagement:\u003c\/b\u003e Both interlocking connections provide a distinct tactile and\/or audible click when properly engaged.\u003cbr\u003e\n▪︎ \u003cb\u003eIntegrated angle correction:\u003c\/b\u003e Combines the intercom retrofit adapter and 25° corner mount into one purpose-built assembly.\u003cbr\u003e\n▪︎ \u003cb\u003eOutdoor-ready construction:\u003c\/b\u003e Manufactured from durable 3D-printed plastic intended for everyday outdoor applications.\n\u003c\/p\u003e\n\n\u003chr style=\"margin:24px 0;\"\u003e\n\n\n\u003ch2 style=\"font-size:1.1em;line-height:1.3;margin:20px 0 10px;\"\u003e\u003cb\u003eMaterials \u0026amp; Finish\u003c\/b\u003e\u003c\/h2\u003e\n\n\u003cp style=\"line-height:1.6;margin:0 0 12px;\"\u003e\n♺ Made from durable, outdoor-ready 3D-printed plastic.\u003cbr\u003e\n▪︎ Designed and manufactured by \u003cb\u003eHidden River Lab\u003c\/b\u003e.\u003cbr\u003e\n▪︎ New condition.\u003cbr\u003e\n▪︎ Intended for everyday outdoor mounting applications.\u003cbr\u003e\n▪︎ Minor cosmetic artifacts may be visible due to the additive manufacturing process, especially on internal or non-visible surfaces.\u003cbr\u003e\n▪︎ External surfaces are designed to provide a clean finished appearance once installed.\n\u003c\/p\u003e\n\n\u003chr style=\"margin:24px 0;\"\u003e\n\n\n\u003ch2 style=\"font-size:1.1em;line-height:1.3;margin:20px 0 10px;\"\u003e\u003cb\u003eInstallation Notes\u003c\/b\u003e\u003c\/h2\u003e\n\n\u003cp style=\"line-height:1.6;margin:0 0 12px;\"\u003eBasic mounting tools may be required (e.g., screwdriver). Follow Ring's instructions for electrical connections, power requirements, and final doorbell installation.\u003c\/p\u003e\n\n\u003cp style=\"line-height:1.6;margin:0 0 10px;\"\u003e▪︎ \u003cb\u003eStep 1 — Verify compatibility.\u003c\/b\u003e Confirm that your doorbell is the \u003cb\u003eRing Wired Doorbell 4K Pro (3rd Gen), Model 5DFYA2\u003c\/b\u003e. This adapter is not intended for any other Ring Wired or Battery Doorbell model.\u003c\/p\u003e\n\n\u003cp style=\"line-height:1.6;margin:0 0 10px;\"\u003e▪︎ \u003cb\u003eStep 2 — Prepare the installation.\u003c\/b\u003e Disconnect power before working with existing wiring. Remove the old intercom door station and safely manage the remaining wiring according to applicable electrical requirements. Do not assume the old intercom power supply is compatible with your Ring doorbell.\u003c\/p\u003e\n\n\u003cp style=\"line-height:1.6;margin:0 0 10px;\"\u003e▪︎ \u003cb\u003eStep 3 — Install the base plate.\u003c\/b\u003e Position the 6.5\" × 4.75\" base plate over the old intercom opening and secure it to the wall using appropriate mounting hardware for the installation surface. Reuse existing mounting locations where suitable.\u003c\/p\u003e\n\n\u003cp style=\"line-height:1.6;margin:0 0 10px;\"\u003e▪︎ \u003cb\u003eStep 4 — Attach the interface.\u003c\/b\u003e Align the interface with the base plate and press firmly until the interlocking mechanism engages. You should \u003cb\u003efeel and\/or hear a distinct click\u003c\/b\u003e when the interface is fully seated.\u003c\/p\u003e\n\n\u003cp style=\"line-height:1.6;margin:0 0 10px;\"\u003e▪︎ \u003cb\u003eStep 5 — Secure the interface.\u003c\/b\u003e After the interface clicks securely into the base plate, \u003cb\u003esecure the assembly with the included machine screws\u003c\/b\u003e.\u003c\/p\u003e\n\n\u003cp style=\"line-height:1.6;margin:0 0 10px;\"\u003e▪︎ \u003cb\u003eStep 6 — Select the viewing direction.\u003c\/b\u003e Determine whether a 25° left or right angle provides the desired camera positioning for your entryway. Orient the corner mount accordingly.\u003c\/p\u003e\n\n\u003cp style=\"line-height:1.6;margin:0 0 10px;\"\u003e▪︎ \u003cb\u003eStep 7 — Attach the 25° corner mount.\u003c\/b\u003e Align the corner mount with the interface and press firmly until its interlocking mechanism engages. You should \u003cb\u003efeel and\/or hear a second distinct click\u003c\/b\u003e when the corner mount is fully seated.\u003c\/p\u003e\n\n\u003cp style=\"line-height:1.6;margin:0 0 10px;\"\u003e▪︎ \u003cb\u003eStep 8 — Secure the corner mount.\u003c\/b\u003e After the corner mount clicks securely into place, \u003cb\u003esecure it with the included self-tapping screws\u003c\/b\u003e.\u003c\/p\u003e\n\n\u003cp style=\"line-height:1.6;margin:0 0 10px;\"\u003e▪︎ \u003cb\u003eStep 9 — Verify the assembly.\u003c\/b\u003e Confirm that the base plate, interface, and 25° corner mount are fully seated, securely interlocked, and properly fastened before proceeding with the doorbell installation.\u003c\/p\u003e\n\n\u003cp style=\"line-height:1.6;margin:0 0 10px;\"\u003e▪︎ \u003cb\u003eStep 10 — Prepare the Ring mounting components.\u003c\/b\u003e Follow Ring's instructions for routing the appropriate doorbell wiring and positioning the original Ring mounting components, if required, on the completed adapter assembly.\u003c\/p\u003e\n\n\u003cp style=\"line-height:1.6;margin:0 0 10px;\"\u003e▪︎ \u003cb\u003eStep 11 — Mount the doorbell.\u003c\/b\u003e Install the Ring Wired Doorbell 4K Pro onto the completed 25° adapter assembly using the appropriate mounting hardware and following Ring's instructions.\u003c\/p\u003e\n\n\u003cp style=\"line-height:1.6;margin:0 0 10px;\"\u003e▪︎ \u003cb\u003eStep 12 — Verify the installation.\u003c\/b\u003e Confirm that the adapter is securely fastened, the doorbell is properly mounted, and the camera is directed toward the intended viewing area.\u003c\/p\u003e\n\n\u003cp style=\"line-height:1.6;margin:0 0 10px;\"\u003e▪︎ \u003cb\u003eStep 13 — Complete setup.\u003c\/b\u003e Follow Ring's instructions for electrical connections, power restoration, device setup, and final operation.\u003c\/p\u003e\n\n\u003cp style=\"line-height:1.6;margin:16px 0 12px;\"\u003eFor best results, install on a \u003cb\u003eflat, stable surface\u003c\/b\u003e and weather-seal the installation as appropriate for your wall, opening, and outdoor environment.\u003c\/p\u003e\n\n\u003cp style=\"line-height:1.6;margin:0 0 12px;\"\u003e\u003cb\u003eElectrical safety:\u003c\/b\u003e The adapter does not replace the electrical requirements of Ring Wired Doorbell 4K Pro. Legacy intercom systems may use different wiring and power supplies. If the existing wiring requires modification, or if you are unsure whether it meets Ring's specifications, consult a qualified electrician.\u003c\/p\u003e\n\n\u003chr style=\"margin:24px 0;\"\u003e\n\n\n\u003ch2 style=\"font-size:1.1em;line-height:1.3;margin:20px 0 10px;\"\u003e\u003cb\u003eColor \u0026amp; Image Note\u003c\/b\u003e\u003c\/h2\u003e\n\n\u003cp style=\"line-height:1.6;margin:0 0 12px;\"\u003eActual product color may vary slightly due to lighting, photography, and display calibration. Images may show Ring doorbells, original Ring mounting components, legacy intercom components, or example installations for illustration purposes. \u003cb\u003eThese components are not included unless explicitly stated.\u003c\/b\u003e\u003c\/p\u003e\n\n\u003chr style=\"margin:24px 0;\"\u003e\n\n\n\u003ch2 style=\"font-size:1.15em;line-height:1.3;margin:20px 0 12px;\"\u003e\u003cb\u003eDisclaimers \u0026amp; Policies\u003c\/b\u003e\u003c\/h2\u003e\n\n\u003ch3 style=\"font-size:1em;line-height:1.3;margin:16px 0 8px;\"\u003e\u003cb\u003eBrand \u0026amp; Affiliation Disclaimer\u003c\/b\u003e\u003c\/h3\u003e\n\n\u003cp style=\"line-height:1.6;margin:0 0 12px;\"\u003eThis is an aftermarket intercom retrofit adapter made by \u003cb\u003eHidden River Lab\u003c\/b\u003e. Hidden River Lab is \u003cb\u003enot affiliated with, sponsored by, or endorsed by Ring, NuTone, or M\u0026amp;S\u003c\/b\u003e. Ring®, NuTone®, and M\u0026amp;S® are trademarks of their respective owners. Brand names are used solely to identify product compatibility and intended retrofit applications.\u003c\/p\u003e\n\n\u003ch3 style=\"font-size:1em;line-height:1.3;margin:16px 0 8px;\"\u003e\u003cb\u003eLiability Disclaimer\u003c\/b\u003e\u003c\/h3\u003e\n\n\u003cp style=\"line-height:1.6;margin:0 0 12px;\"\u003eInstallation and use of this product are the purchaser's responsibility. To the extent permitted by applicable law, Hidden River Lab is not liable for damage to devices, wiring, mounting surfaces, exterior finishes, or property; loss of functionality; or personal injury resulting from improper installation, misuse, unauthorized modification, inadequate sealing, or unsuitable environmental conditions. If unsure about installation, consult a qualified professional. Nothing in this notice limits rights or remedies that cannot legally be excluded.\u003c\/p\u003e\n\n\u003ch3 style=\"font-size:1em;line-height:1.3;margin:16px 0 8px;\"\u003e\u003cb\u003eIntellectual Property Notice\u003c\/b\u003e\u003c\/h3\u003e\n\n\u003cp style=\"line-height:1.6;margin:0 0 12px;\"\u003eThe product design, images, text, and related listing content are intellectual property of \u003cb\u003eHidden River Lab\u003c\/b\u003e. Purchasing this item does not grant any license to copy, reproduce, manufacture, reverse-engineer, or commercially exploit the design in whole or in part.\u003c\/p\u003e\n\n\u003chr style=\"margin:24px 0;\"\u003e\n\n\n\u003ch2 style=\"font-size:1.1em;line-height:1.3;margin:20px 0 10px;\"\u003e\u003cb\u003eSupport\u003c\/b\u003e\u003c\/h2\u003e\n\n\u003cp style=\"line-height:1.6;margin:0 0 12px;\"\u003eNot sure whether your old NuTone \/ M\u0026amp;S intercom opening matches this \u003cb\u003e6.5\" × 4.75\" 25° retrofit adapter\u003c\/b\u003e, whether you have the correct Ring Wired Doorbell model, or which direction you need the 25° angle? Send us photos of your doorbell, its exact model number, and photos or measurements of the old intercom opening. We'll help verify compatibility, mounting coverage, and the appropriate viewing direction before ordering.\u003c\/p\u003e\n","brand":"Hidden River Lab","offers":[{"title":"Black","offer_id":67811367649530,"sku":"HRP25-RWPRO-NU-blk","price":33.99,"currency_code":"USD","in_stock":true},{"title":"White","offer_id":67811367682298,"sku":"HRP25-RWPRO-NU-wht","price":33.99,"currency_code":"USD","in_stock":true},{"title":"Dark Gray","offer_id":67811367715066,"sku":"HRP25-RWPRO-NU-dgr","price":33.99,"currency_code":"USD","in_stock":true},{"title":"Light Gray","offer_id":67811367747834,"sku":"HRP25-RWPRO-NU-gry","price":33.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0715\/6577\/1002\/files\/HRP25-RBU-NU-blk-side.png?v=1791272317","url":"https:\/\/hiddenriverlab.com\/products\/6-5x4-75-nutone-ms-25-degree-intercom-retrofit-adapter-ring-wired-doorbell-4k-pro-3rd-gen","provider":"Hidden River Lab","version":"1.0","type":"link"}