Which video doorbell for brick, stucco or vinyl siding?

Why the wall matters

Most video doorbells assume a flat wooden door frame. Real front doors have brick surrounds, stucco, ridged vinyl, metal storm doors and trim only two inches wide. The mount decides whether the camera points at the doorstep, stays level and survives wind and theft. Pick the surface first, then the doorbell and its accessories.

Brick

For light items, drill into the mortar joint, not the brick. Mortar is softer, easier to drill and easier to patch if you move out. Reserve drilling into the brick itself for heavy loads. Use a masonry bit with a hardened tip and a drill with a hammer function, go slowly and push a plastic anchor in flush before driving the screw.

• Choose a doorbell whose mounting plate sits flat on uneven mortar; a bracket spacer helps.
• Wired models: drill a small hole for the cable at the existing bell wire location.
• Renters: ask first. Brick is hard to repair; adhesive mounts are weak on rough brick.

Stucco

Stucco is hard, brittle and thick. Use a masonry bit, mark the holes with tape so the bit does not wander and fill the holes with exterior caulk to keep water from getting into the wall behind. A flat backplate or a thin mounting block spreads the load and hides rough patches. Most doorbells ship with stucco anchors, but check.

Vinyl and other siding

Siding is ridged and thin, and screwing directly into it can crack the panel or leave the doorbell tilted. A vinyl siding mounting block is a base that gives lights, receptacles and similar items a flat, secure surface on a vinyl-sided wall. Many doorbell makers sell one, and third-party blocks are cheap. The in-wall type is nailed to the sheathing before the siding goes up; surface-mount blocks screw over finished siding. Do not over-tighten, since vinyl expands and contracts with temperature.

Narrow trim, storm doors and metal frames

If the frame beside the door is under three inches wide, use a wedge or angle kit that points the camera toward the center. If the lens points along the wall, you see only half the porch. Never drill into a metal door frame without checking for what is behind it. With a storm door, mount on the wall beside the frame, not on the glass, and confirm the storm door does not block the motion sensor or microphone.

Wired or battery, and the chime

If you already have doorbell wiring, check the transformer with the transformer check. Battery models skip that, but you will still want a chime. See the guide on existing chimes. Mount about 48 inches high, covered in mounting height.

Anti-theft screws and checklist

1. Identify the wall material and the width of the trim.
2. Pick wired or battery; check the transformer if wired.
3. Buy the matching accessory: mounting block, wedge, spacer or masonry anchors.
4. Test the view at the mounting height before drilling.
5. Seal holes with exterior caulk, add an anti-theft screw and turn on two-factor sign-in.

For the account, follow the FTC advice: change default passwords and keep firmware updated.

Wiring through a masonry or stucco wall

If the existing doorbell wire already comes out of the wall, reuse that hole. Do not drill a new one next to it without checking behind the wall. Power to the old doorbell is low voltage, usually 16 to 24 volts AC from a transformer, but the transformer itself is wired to household current. Turn off the breaker before touching it, and hire a licensed electrician if you are unsure or if local code requires it. A battery doorbell avoids the wiring question entirely.

Sealing, water and cold

• Run a bead of exterior caulk around the top and sides of the backplate, and leave the bottom open so condensation can escape.
• Fill unused screw holes in masonry with exterior caulk so water does not freeze inside the wall.
• On a north-facing wall in a cold climate, a battery doorbell runs down faster. Check the rated temperature range on the spec sheet.

Reducing theft and tampering

A doorbell on a flat surface can be pried off. Use the security screw that most makers include, mount it where it is visible from a window if possible, and enable a tamper alert in the app. A second camera on the eave covering the doorbell gives you video of a theft attempt. See doorbell vs door camera.

Common mistakes

• Drilling into brick face instead of the mortar joint, which cracks the brick and is hard to repair.
• Skipping a mounting block on vinyl, so the doorbell tilts as the siding moves.
• Mounting on the door side of a storm door, where glass blocks the sensor.
• Putting the doorbell so far to one side that it films the wall instead of the doorstep.