Why your WiFi dies in the back room — and how to fix it

Thick old walls, long farmhouses and outbuildings all conspire against your signal. Here's how to get fast, steady WiFi in every corner.

Almost every WiFi complaint we hear in Wellington is some version of the same thing: it’s fine near the router, and useless by the time you get to the back bedroom, the patio or the cottage. It’s rarely the fault of your internet line. It’s almost always about how the signal travels through the building — and winelands homes are unusually good at killing WiFi.

Why old, thick walls are the enemy

WiFi is radio, and radio gets absorbed by mass. The thick plastered walls of an older Wellington home, stone features, and double-storey floors all soak up signal. A single router in the lounge might blanket the open-plan living area beautifully and barely reach a bedroom two solid walls away. Add a separate cottage or a workshop across the yard and the standard router simply has no chance — it was never designed to cover that much building.

More routers isn’t the answer — the right system is

People often try to fix this by buying a “stronger” router or plugging in cheap range extenders. A better router helps a little; cheap extenders usually create a second, weaker network that your phone clings to at the worst moment. The proper fix is a mesh system or wired access points that blanket the whole property with one seamless network, so your devices hand over smoothly as you move around. That’s the heart of our WiFi, fibre and network cabling work.

How we actually fix coverage

• A quick survey to find the real dead spots and the walls causing them — guessing wastes money.
• Mesh nodes or ceiling access points placed where they’ll do the most good, not just where there’s a plug.
• Where possible, a network cable (Cat6) back to the main router for each access point — wired backhaul is what makes mesh genuinely fast rather than just “present”.
• Coverage pushed out to cottages, patios and outbuildings, which is where standard setups give up entirely.
• A tidy finish, with cabling concealed the same way we’d hide satellite cable.

WiFi underpins everything else now

It’s worth remembering how much now leans on that network. A DStv Ultra streams Netflix and Showmax over WiFi; Catch Up needs it; your CCTV app and remote viewing need it; working from home depends on it. Fix the coverage once, properly, and all of those just work. If you also want to keep that network alive through power cuts, our guide to loadshedding-proofing your TV, WiFi and gate explains the simple backup that keeps the router on.

The bottom line

Fixing coverage properly is what our local DStv installation experts in Wellington do every week, alongside satellite and CCTV work.

If your WiFi dies the moment you walk away from the router, you don’t need to live with it and you don’t need to keep buying gadgets that half-help. A properly designed network — surveyed, meshed and cabled for your specific home — gives you fast, steady internet in every corner, including the ones that have never worked. We design these for homes, guesthouses and farms right across the Cape Winelands. Tell us where it drops and we’ll map out a fix.