Door Entry / Door Intercom /
Door Entry Phone / Door Entry Buzzer

(different names for the same thing)

Installing Video & Audio Door Entry / CCTV Systems in

Conversions  :  Flats  :  Blocks

We can Install or Upgrade any of the following types of System

Door Entry Phone / Door Intercom Systems

Access / Keyfob Systems

CCTV Systems incl. Pan / Tilt

Monitors / Handsets

Entrance Panels / Cameras

If you’re Upgrading any of the Systems named above, or installing new ones into your Block, please contact us for a FREE QUOTE

We can quote from your own specification or we can send a Surveyor to your property at no cost, to prepare a report
Call:020 8455 3304

If you would like to see what we can do, check out PORTFOLIO

ALL our work is Guaranteed

All the Brands that we can Repair & Install – with direct links to the Manufacturers’ Websites – are listed below. If your system is not one of them, feel free to contact us directly

B.S.T.LEntryphoneCame BPT

All the Areas we Work in

If you would like to see what we have done in your area, please click on: AREAS SERVICED

1 Flat – or 1,000

It doesn’t matter if you are looking for an upgrade to an existing system, or a brand new installation.

We can handle any size of system – from a single flat in a Conversion to Multi-flat Developments in purpose-built Blocks or Apartments.

Wi-Fi for Flats and Apartments

If you are Upgrading or Replacing your current system and were considering Wi-Fi for your Block.

Please click here for details:  WI-FI SYSTEMS

Access Control for Flats and Apartments

If you would like to increase the security of your current system and control who has access to your Block

Please click here for details:  ACCESS CONTROL SYSTEMS

Audio – Video – WiFi, the choice is entirely up to you. We are also happy to advise you which system is exactly right for your Property.

Contact us via our Website, or just call us and we will arrange for a Surveyor to visit your property – Free of charge, to discuss your requirements.

1-way, 2-way, 3-way…

We can install our systems into any type of Multiple dwelling. A single Flat or 1,000 Flats – we handle them all with equal care.

We can also install our systems into sites with Multiple Blocks, and Blocks with Multiple Entrances.

RENTRIFONE work for:

Managing Agents
Builders & Developers
Residential Management Companies


Our engineers are based all around London and the South East. Getting quickly to your property is no problem for us.

Contact us:Click Here
Telephone:020 8455 3304

Out of Office hours – PLEASE LEAVE A MESSAGE. We’ll always get back to you.


We are an accredited Safe Contractor and hold full Employers and Public Liability Insurance. (See below)