Scores based on 20 reviews

Reliability & timekeeping

Invoice history based on 10 reviews.

Invoice History
Charged as per quote / estimate100%
Appointments reported as missed (6 months) 0
Average score 9.50
20 reviews
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Welcome to our webpage, Flowsafe is a friendly family run business which has been established for over 25 years, owned by Mark Pacelli whom has over 2 decades’ experience and has previously worked as a British Gas Engineer. 

We provide a personal service, tailored specifically for your needs. To us, it doesn’t matter how large or small the job; everyone is treated with equal courtesy and attention to detail. We’ll respect your home, working quickly and efficiently, leaving no mess and minimising disruption. We’ll do our very best to be there when we say we will be and we’ll let you know as-soon-as-possible if there’s any need to change our planned arrangements. 

We take pride in treating our clients on an individual basis, taking great care to ensure that we understand your exact needs, and that our work meets those requirements in every way. We offer competitive pricing in a professional, reliable and friendly manor.


Please check the services tab for a list of what we offer.


To enquire about any of our services including boiler replacements, please call us on 07890283419

Based in

Borehamwood, Hertfordshire

Works in

Borehamwood, Radlett, Edgware, St. Albans, Welwyn Garden City, Hertfordshire