Get in touch

Tell us what you have noticed

A message with a couple of photographs is usually enough for us to say what is likely going on and what a survey would involve.

Cavalli Ventilation Ltd

Covering Beckenham, Bromley, West Wickham, Chislehurst, Dulwich, Penge, Sydenham, Catford, Crystal Palace, Orpington, Blackheath, Eltham and the rest of South East London — see the full list.

Mon–Fri 08:00–17:00 · Sat 09:00–13:00 · Sun closed

Name * Email * Phone * Property address What can we help with? Tell us what you have noticed *

Goes straight to us. If anything gets in the way it will open your email app instead, with everything already filled in — photos can be attached there.

Subcontractor Layout Audit

Building or fitting out, and the ventilation design does not look right? Send us the detail and we will review it.

Our own app

Every job, tracked in one place

We built our own engineer's app, and every customer gets the client side of it. The same readings we take on site — humidity, surface temperatures, measured airflow at the grille — land in your account as we record them.

Track your job stage by stage, with live engineer tracking on the day
Quotes, invoices and certificates in one place, downloadable any time
Damp and mould cases with the readings behind them, not just a verdict
Sign RAMS and variations, and message your engineer directly

Existing customers only — we send your sign-in details when your job is booked.

Example view — not live data

68%

Job progress First fix complete Commissioning booked

Bathroom RH 71%

Measured extract 15l/s Meets Part F minimum

RAMS signed Certificate ready

Trained on the systems we install

Certificated — and here they are

Most trade sites show you a row of logos. These are the actual certificates, both sat in August 2026. Tap either one to read it, or download the PDF.

Company no. 12092552 Registered in England & Wales. Trading as Cavalli Ventilation since July 2019, and in ventilation since 2003.
Airflow measured on every install A calibrated anemometer at the grille, recorded and handed over. The only figure that counts is the one measured in your room.