Blog

• Why Do Break-Ins Happen When Nobody Answers the Intercom?

  A break-in attempt doesn't depend on a broken intercom or a missing camera — it depends on whether anyone answers in time. How intruders test a building before entering, why this puts anyone slow to reach the phone at greater risk, and why the fix is making sure someone always picks up.

  Published 9/16/2026

• Fermax intercom: how to modernize it without replacing the street panel

  Which Fermax system your building has — the classic analog 4+N line or the newer digital DUOX line —, how to tell them apart, and what can be modernized while keeping the existing street panel.

  Published 9/14/2026

• Intercom rings but the door won't open: how to diagnose the release circuit

  If the intercom rings and you can talk but the lock won't release, the fault is a separate circuit. The diagnosis order, what a technician checks, and when to replace the strike instead of repairing it.

  Published 8/31/2026

• Universal intercom handset: what it actually fixes (and what it doesn't)

  What universal replacement handsets are sold in Argentina and what they cost, how compatibility actually works, and why they fix the handset but not shared wiring or the street panel.

  Published 8/24/2026

• Commax intercom: how to modernize it without replacing the street panel

  Which Commax system your building has, how it's actually wired (3 common wires + 1 per apartment), why the same part always fails, and what can be modernized while keeping the existing street panel.

  Published 8/19/2026

• How to choose a smart intercom for your building: the property manager's checklist

  Eleven questions to ask any smart-intercom vendor before the quote reaches the assembly: compatibility, what keeps working when something fails, tenant move-ins and move-outs, what happens to residents' images, the seven requirements Buenos Aires' Law 941 imposes on every quote, and what happens if the vendor shuts down.

  Published 8/10/2026

• Is a smart intercom easy for older adults to use?

  The classic building-assembly objection — 'the older residents won't adapt' — checked against the data: what technology Argentines 65+ actually use, what makes an app usable at 75, and why a retrofit forces nobody to change anything.

  Published 8/2/2026

• How much does a smart intercom cost for a building? The per-apartment math

  The real cost of modernizing a building's intercom in Argentina: one-time installation, monthly fee per apartment, what the building already spends on repairs, and how it fits into the expensas. Dated figures and honest math, no brochure.

  Published 7/28/2026

• A smart intercom for the building: how a consorcio decides and approves it

  The entry intercom is common property: replacing it is the owners' assembly's call, not the administrator's alone. What majority Argentina's Civil Code requires, how the cost is split across expensas, and why a retrofit usually gets approved faster than a new entry panel.

  Published 7/23/2026

• Physical button or QR code: what each intercom asks of the visitor

  A QR intercom asks the visitor for a phone with a camera and internet; a physical button asks for nothing. What happened when a building's QR went viral, what quishing is, and when each system makes sense.

  Published 7/20/2026

• How to turn your building's intercom into a smart intercom

  What an intercom retrofit is, how the call reaches your phone, what the visitor needs in order to ring (nothing new) and what happens when the internet drops.

  Published 7/20/2026

• Intercom not working: the 5 faults and what a repair costs

  Rings but won't open, no call at all, noisy audio: which of the 5 typical faults you have, what a repair costs in Argentina 2026, and when it stops paying.

  Published 7/20/2026

• Smart intercoms in Argentina (2026): options and prices

  From IP video-intercoms to wireless QR systems and retrofits that reuse the existing panel: Argentina's smart-intercom options, with prices verified and dated in 2026.

  Published 7/20/2026

• Replace the intercom or modernize it? Retrofit vs. new installation

  When a building's intercom is done, there are two paths: replace the whole system or modernize what's already there. Costs, construction work, the façade, and when each one makes sense.

  Published 7/20/2026