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When to prewire alarms and security cameras during new-home construction in Conway

The best time to plan security wiring is after the home is framed but before insulation and drywall close the walls. A little coordination at this stage can produce cleaner camera placement, dependable connections and more flexibility later.

Updated September 19, 2026 • Coastal Security Networks

The ideal time is before insulation and drywall

For a new home in Conway, security planning should begin while the floor plan can still be reviewed with the builder. The physical prewire normally happens after framing is complete and the locations of doors, windows, soffits, electrical equipment and network equipment are clear—but before insulation and drywall make those routes difficult to reach.

Waiting until the home is finished does not make security impossible. Modern wireless equipment can work very well. However, new construction provides a one-time opportunity to place concealed cable, add protected pathways and plan equipment locations without cutting finished walls.

A practical new-construction timeline

1. Planning: before the rough-in work begins

Review the floor plan and decide what the system should accomplish. Identify exterior doors, accessible windows, garage entries, camera views, the likely internet-equipment location and a central location for compatible security or video equipment. This is also the time to discuss future additions, even if every device will not be installed immediately.

2. Prewire: after framing, before insulation

With the framing open, cable can be routed cleanly to planned alarm, camera and network locations. Each run should be kept clear of likely drywall fasteners, protected where it passes through framing, labeled at both ends and documented with photographs.

3. Pre-drywall walkthrough

Before the walls close, verify every location against the actual construction—not only the original plan. Rooflines, porch columns, cabinets, lights, gutters and HVAC equipment can affect camera views or block access. Correcting a location now is usually much easier than correcting it after completion.

4. Trim-out and activation

After drywall, paint, doors, internet service and permanent power are ready, the system can be trimmed out, installed, programmed and tested. Final setup should include mobile access, notifications, professional monitoring where selected and practical customer training.

What should be considered for the alarm system?

Start with every exterior door, garage entry and other practical access point. Depending on the design, planning may also include selected windows, motion detection, glass-break coverage, keypad or touchscreen placement, audible notification and the main equipment location.

Life-safety devices deserve separate attention. Smoke and carbon-monoxide protection must be planned around applicable requirements and the equipment being used. Required electrical work, outlets and power provisions should be coordinated with the builder and licensed electrical contractor.

Plan camera views—not just camera locations

A camera is useful only when its view answers a real question. Walk the exterior as though the home were finished and consider the front approach, driveway, garage, side gates, rear doors, patio and other vulnerable paths. The goal is useful identification and awareness, not simply the highest possible camera count.

Network cable is generally the preferred prewire for compatible wired IP cameras because it can carry data and power from a central location. Each camera run should return individually to the planned network or recording location. Avoid placing connections where they will remain unnecessarily exposed to Conway’s heat, humidity and severe weather.

Do not overlook the home network

Cameras, smart-home equipment and everyday devices depend on a reliable network. Plan the modem, router, network switch and compatible recording equipment in a ventilated, serviceable location with appropriate power. Consider wired connections for televisions, offices and wireless access points where dependable performance matters.

A structured wiring plan can also provide room for a battery backup, organized cable management and future equipment without crowding everything into a small plastic enclosure or an inaccessible corner.

Small decisions that preserve future options

  • Run spare cable to difficult-to-reach exterior areas while the framing is open.
  • Consider conduit or an accessible pathway between important equipment areas.
  • Leave service loops where appropriate and label every cable clearly.
  • Photograph open walls so cable locations can be referenced later.
  • Keep low-voltage routes separated from electrical wiring as required.
  • Plan a clean, accessible central location instead of hiding equipment where it cannot be serviced.

Common prewire mistakes

Frequent problems include calling the security installer after insulation, choosing camera positions before the roofline and lighting are known, placing the equipment in a hot or cramped space, forgetting network and power coordination, failing to label cables and installing only for today’s minimum needs.

Another mistake is assuming that every planned wire requires an immediate device. A thoughtful prewire can preserve sensible options without forcing the homeowner to purchase every camera or sensor on move-in day.

Coordinate the security company with the builder early

Builders operate on tight schedules. The security contractor should know when framing, electrical rough-in, insulation and drywall are expected. A clear scope and one coordinated walkthrough help prevent delays, duplicated work and last-minute location changes.

Coastal Security Networks plans and installs alarm systems, security cameras, access control and connected technology for new homes and businesses in Conway and surrounding Horry County communities. If your project is still in planning or framing, contact us before the walls close so we can review the property and coordinate practical next steps.

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