Extensions Explained — Confidence before construction
It's not the extension you're afraid of. It's the unknown.
Most people build one extension in their life and spend well over £100,000 doing it, with no real idea what happens next. One calm session changes that. You'll understand every stage before a single brick is laid.
15 years on site
Hundreds of extensions
Completely independent
Not sure if Extensions Explained is right for you? Tell me where you are with your extension, ask anything you want, and we'll see whether the session would genuinely help. No pressure.
The feeling
You've never done this before. So of course it feels like a lot.
You're not out of your depth. You just haven't been shown the map. These are the thoughts that keep good, sensible people up at night:
"What actually happens next — and in what order?
"Is this delay normal, or should I be worried?
"What questions am I even supposed to be asking?
"I don't really understand these drawings.
"When am I meant to pay, and for what?
"Am I making the right decisions — or expensive mistakes?
Not knowing is the hard part. So let's take that part away.
Here's the truth
Everyone explains the building. Nobody explains it to you.
Drawings are drawn for builders. Contracts are written for builders. The whole process assumes you already speak the language. You don't — and you were never supposed to.
After years on site and hundreds of extensions, I watched the same brilliant homeowners ask the same worried questions, over and over. So I built the one thing that never existed: the entire journey, explained from your side of the table.
The solution
One calm hour. Total clarity.
The Extension Confidence Session is a relaxed sit-down, just about your project. No jargon. No pressure. No selling. Bring your drawings and your worries — leave with a clear head and a guide you keep for the whole build.
You walk in unsure of what's ahead. You walk out knowing exactly what to expect, what's normal, and what to watch for — before the work starts, while it still costs you nothing to be prepared.
The Extension Confidence Session
Everything explained, before anything begins
- We review your extension drawings together
- All 14 phases of the build, explained simply
- What's normal, what to expect, when to worry
- Every question you have, answered honestly
- Your illustrated guide to keep for the whole build
£225
one session · everything included
Book your free 10-min call
The journey
From drawings on a page to a finished extension.
You've got the drawings. You've had builders round. The quotes are coming in at £100,000+.
But there's one fairly big problem...
How does any of it actually get built?
Your extension will move through 14 distinct phases, each one leading into the next.
In your Extensions Explained session, I'll walk you through the entire build — in order, in plain English — so you'll understand what's happening to your home, why it's happening and what comes next.
1
It starts in the ground.
Site preparation, excavation, foundations and the work that has to happen before your extension even begins to look like an extension.
2
Then it starts taking shape.
Structure rises, major openings are formed and gradually those drawings you've been staring at start becoming something real.
3
Then comes everything you won't see.
Some of the most important work in your extension eventually disappears behind floors, walls and ceilings.
4
Then your building becomes a room.
The shell starts turning into the kitchen, living space, bedroom or family space you've actually been imagining.
5
And finally, it's yours.
Finishing, checking, snagging and understanding what should happen before everyone packs up and leaves.
That's the overviewIn your session, we go through all 14 phases — properly.
By the end, those drawings won't just look like lines on a page.
You'll understand how they're actually going to become your home.
What you leave with
Confused and anxious in.
Confident and excited out.
That change is the whole point. The session is simply how you get there.
- A clear picture of every stage ahead of you
- The confidence to ask the right questions on site
- An illustrated guide to hold onto through the whole build
- Fewer sleepless nights, and far more peace of mind
The maths
The smartest £225 you'll spend on the whole project.
£100,000+
protected by
£225
You wouldn't spend six figures on anything else without understanding it first. One clear session — at your kitchen table, or over a video call — is the cheapest insurance your extension will ever have.
Before a single brick is laid. Before anything goes wrong. While it still costs you nothing to be prepared.
Book your free 10-min callHow it works
I come to you. Or the book does.
This isn't a seminar or a webinar. It's a proper sit-down — just the two of us, your drawings on the table, and an hour to make everything make sense.
Most popular
In person — at your home
I come to you. We sit at your kitchen table, spread out your actual drawings, and go through everything together. No office, no commute, no awkwardness — just a calm, focused hour in a place you're already comfortable.
- Book your free 10-min call to check it's the right fit
- We agree a date and time that works for you
- I come to your home — drawings, guide and all
- One hour together — your questions, total clarity
- You keep the illustrated guide for the whole build
Available within an hour of Orpington, South London
Video call — anywhere in the UK
Too far away? No problem. I post you the illustrated guide ahead of the session so it's in your hands before we speak. Then we go through everything together on a video call — same session, same clarity, just a different table.
- Book your free 10-min call to check it's the right fit
- I post your illustrated guide — it arrives before the session
- We meet on a video call at a time that suits you
- One hour together — drawings shared on screen, every question answered
- Your guide stays with you for the whole build
Available anywhere in the UK
Who you're sitting with
"I've spent years building extensions and answering the same worried questions. Extensions Explained is me finally answering them properly - for you, before you start."
Nathan BoormanFounder, Extensions Explained · 15 years building domestic extensions
Honest answers
The things you're quietly wondering.
Especially then. This isn't about choosing a builder — it's about you understanding what yours is doing, so you can make confident decisions, follow the process and spot anything worth flagging early. A well-informed homeowner is a builder's favourite kind.
You're about to spend over £100,000 on something you've never done before. £225 to understand the whole journey — before any work starts and while nothing has gone wrong — is one of the smallest and smartest numbers in your whole budget. You're not paying for a chat; you're paying to make confident decisions throughout a six-figure project.
That's often the perfect time. Bring whatever you have — early sketches, a full set, or nothing but questions. The earlier you understand the journey, the more confident every decision after it becomes.
No. The session is the whole thing. It's honest, independent guidance with nothing to upsell — just clarity, your questions answered, and a guide to keep.
Most people are surprised how quickly the nerves lift once the unknown becomes known. You leave with the full picture and a guide you can return to at any point in the build — so the calm lasts long after the session ends.
Your next step
Start your extension feeling ready — not worried.
Start with a free 10-minute call. Tell me where you are with your extension, ask anything you want, and we'll see whether the session would genuinely help.
Book your free 10-min callNo pressure, no sales pitch and no jargon. Just an honest conversation about your project.
Extensions Explained
Confidence before construction · extensionsexplained@gmail.com