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Flintholt

For heating engineers

Websites for heating engineers, and the software that remembers what's due.

A heating business lives on two kinds of work — the install you quote for, and the service that comes round every year. The install pays well. The servicing keeps you busy through the quiet months, if anyone remembers to book it in.

The week you're probably having

It isn't the work. It's everything around the work.

Services fall due and nobody reminds them

Last year's boiler service comes round again, and unless someone goes back through the book, the customer books whoever they find first.

The first cold snap

Breakdowns stack up overnight. Working out who goes where, and with which parts, becomes a job in itself before anyone has left the yard.

Landlords and their dates

Every rented property needs its gas safety check each year. Keeping track of which ones are due, across every landlord you look after, is its own admin job.

What we'd build

What we'd build for a heating engineer.

On your own website, so every part can see the others. Start with the one that's costing you most, and add the rest when they start to hurt.

Service reminders from your own records

Every install and service logged against the customer, so a reminder goes out when the next one is due — and the work comes back to you rather than to whoever they find first.

The whole team on one screen

Every engineer against every day, with a warning before anyone is double-booked. Engineers open their phone and see their own jobs and nothing else.

Due dates across a landlord's portfolio

Each property and when its next check is due, so a landlord with a dozen flats is one screen rather than a dozen reminders in your head.

Parts requested from the van

Engineers ask for materials from site, the office sees it straight away, and it's tied to the job it was for.

What it looks like in practice

In August, a customer whose boiler you serviced last September gets a reminder with a link to book. They pick a date in September themselves. You didn’t go through a book to find them, and they didn’t find somebody else.

In November the first cold week arrives. Every engineer is on one grid in the office, and when a breakdown gets dropped onto someone who’s already out on a job, the office is warned before it’s saved — not after somebody has driven to the wrong side of town. Each engineer’s phone shows only their own jobs; they clock in on site, mark the job done, and ask the office for the part they need without ringing in.

A letting agent sends you a new landlord with eleven flats. Each one goes in with the date its gas safety check is due, and in eleven months’ time none of them is a surprise.

What are your apps costing you?

Paying for a few apps every month to run the business? Put them in and see renting against owning over the years - including when renting is the cheaper choice.

Try the calculator

Already built

Not a plan. Something that's running.

JobFlow

Field team scheduling · Sussex

Before: They ran the whole team off a whiteboard in the office. Anyone out on site had to ring in to find out where they were going the next day.

The office sees the whole team on one grid and gets warned before it double-books anyone. Engineers see only their own jobs, clock in on site, and get the week emailed to them.

See JobFlow →

How it works

Follow one job all the way through.

From the enquiry landing to the invoice being paid — every step below is a real screen from the software, and two of them you can have a go on.

Step 1 — The enquiry

It lands somewhere you will actually see it

Someone fills in the form on your site. It arrives in your own inbox on your own domain — not a shared mailbox, not a form-to-email plugin that quietly stops working.

Enquiries1 new

Sarah Pryce

2 minutes ago

sarah@fenwickheating.co.uk · 07700 900312

“We've got service customers going back years and no proper way to remind them. Every winter we're scrambling to fit everyone in.”

Acknowledgement sent automatically. Nothing to chase.

Step 2 — The quote

Priced from your list, not from memory

You build the quote from the services you have already priced, and send it. They read it on your website — and can tick anything extra they want, at your prices.

Quote Q-2026-0042as the customer sees it
  • Website — six pages, built and launched£699
  • Service reminders and team scheduling£1,150
  • Customer portal£449

Would you like any of these?

Total£2,298

Tick it — that is exactly what your customer does, at the price you set.

Step 3 — They accept

And the job builds itself

Their name and the date are recorded against exactly what they agreed to. The lines they accepted become the checklist for the work — nobody retypes the job anywhere.

Accepted by Sarah Pryce

14 October 2026 · recorded against the exact wording they read

What happens on its own

  • The enquiry is marked won, so it stops appearing as something to chase
  • Every line they accepted becomes a step on the job, price and all
  • The deposit figure is worked out and the client gets their own login

Step 4 — The work

They can see where it has got to

You tick steps off as you go. They get their own page showing progress and what is waiting on them. The phone stops ringing to ask how it is going.

Your project — Fenwick Heating3 of 6 done
  • Kick-off call and brief agreed
  • Send your logo, photos and wording
  • Design drafted for you to look at
  • waiting on you
  • Build
  • Launch

Tick “Approve the design” and watch the bar move — that is their view, live.

Step 5 — The invoice

Billed from the work, then stamped paid

Mark it invoiced and the bill is drawn from the work itself, emailed with a PDF attached. Mark it paid and the same document is stamped, dated and kept.

Invoice INV-2026-0031Fenwick Heating

Paid in full — thank you.

Received 20 November 2026

Total
£2,548
Deposit received
− £1,274
Paid
£1,274

Emailed with a PDF attached, and downloadable from their phone whenever they want it again.

This is the system that will quote you.

Ask us for a price and you will get those exact screens — the quote, the progress page, the invoice. We run the business on the thing we sell.

Questions

What heating engineers ask us.

Do you produce the gas safety certificates?

No — that's your registration and your paperwork, and it should stay with you. What we build keeps track of which properties are due and when, so none of them slip through.

My engineers won't want another app.

That's usually because most apps show them everything. We've built scheduling where an engineer opens their phone and sees their own jobs — clock in on site, mark it done, ask the office for parts — and nothing more.

Can customers book their annual service online?

Yes. A reminder can link straight to a booking page, so being reminded and booking in are one step, not two.

Tell us what's slowing your business down.

A free half-hour call. We'll tell you honestly whether software is the answer, or whether you just need a better website.