CS-Garden Offices

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CS-Garden Offices Manufacturers of Bespoke, Fully Insulated, Zero Maintenance Garden Offices/ Rooms. Fully insulated panel walls, roof and floor.
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To receive a free quotation please use our configurator: https://www.cs-gardenoffices.co.uk/quick-quote

All other enquires, please email on [email protected] Coldstream are able to provide stand alone buildings for many applications such as a Pool or sports changing room, garden home office, classroom, small business office, games room, music studio, art studio, garden workshop and many other applications. Unique modular insulated building construction
Zero Maintenance
No Planning Permision
Double Glazed PVCu windows and doors
Economically priced
Flat pack delivery – no access problems
No timber, no painting, no rot.

22/10/2026

Designed around the customer’s needs.

This 3.6m x 4.8m garden room has been customised with high-level sockets and a floor socket to provide power to a centrally positioned workbench. A great example of how the smaller details can make a big difference!

Specifications:

Dimensions: 3.6m x 4.8m

Anthracite exterior finish

Standard electrics package

Custom front overhang

Window Type 8R & 8L

Double door

High-level sockets

Floor socket for a central workbench

Air conditioning

Every garden room can be tailored to suit your requirements.

Design yours using our free, no-obligation configurator.

🔗 Link in bio.

14/10/2026

Imagine what you could do with all this space...

A home office? Personal gym? Entertainment room? Or a little bit of everything?

At 6m x 4.5m, this garden room offers plenty of room to make it your own.

Build specifications:

    •    6m x 4.5m
    •    Merlin exterior finish
    •    Front overhang
    •    Large electrics package
    •    Air conditioning
    •    Double door
    •    3 x W2 windows

What would you use this space for?

Design your own using our free, non-obligatory configurator via the link in our bio🤩

Ever wondered how quickly a garden room comes together?Here’s a look at Day 1 of one of our installations!👀In just one d...
12/10/2026

Ever wondered how quickly a garden room comes together?

Here’s a look at Day 1 of one of our installations!👀

In just one day, our installation team has taken this build from an empty space to a fully erected garden room.

Specifications:

    •    4.8m x 3.6m
    •    Anthracite exterior finish
    •    2 x W6L windows
    •    1 x W6R window
    •    Concrete base provided by the customer

What’s left for Day 2?

    •    Standard electrics package
    •    Air conditioning
    •    Perfect Fit blinds

A great example of how quickly your extra space can take shape!🤩

Design your own using our free, non-obligatory configurator via the link in our bio.

10/10/2026

Come inside and take a look! 👀

Join our Director Ralph as he takes you on a tour of one of our fully furnished garden rooms, transformed into the ultimate family games and movie room.

But for this family, it’s become so much more than that...

“Our garden room has become so much more than a games and movie room. It’s our little escape — somewhere to switch off, have fun and spend quality time together without the distractions of everyday life.”

We love seeing how our customers make their garden rooms their own. ❤️

Want to recreate this garden room? Here are the specifications:

    •    Size: 7.2 x 3.6m
    •    Exterior finish: Oak effect and Anthracite
    •    Electrics package: Standard Electrics package
    •    Base: Ground Screw Base
    •    Doors: Double Door
    •    Windows: Window Type 2

Explore the possibilities and get an instant, no-obligation quote using our online configurator. Link in bio!

06/10/2026

A garden room designed to be used all year round.

This 4.8m x 3.6m room combines a beautiful Moorland Green exterior with practical features that make it a comfortable, versatile space.

4.8m x 3.6m
Moorland Green exterior
Large electrics package
Ground screw base
Bi-parting sliding door with blinds within the glass
Air conditioning

From working and relaxing to entertaining, this space has been designed around how it will be used.

Want to know how much your own garden room could cost? 👀

Use our online configurator to recreate your ideal space, choose your size, specifications and optional extras — and see the price as you go.

✨ No obligation. No need to speak to us. Just have a play and see what’s possible.

🔗 Design yours via the link in our bio.

03/10/2026

Can you build your garden office right up to the boundary?

Yes, you can! 👀

One of the questions we get asked most, answered by Ralph in under 30 seconds.

Got a question for Ralph? Drop it in the comments — it could be our next Q&A!

01/10/2026

Fresh, bright and ready to use all year round🫡

This 4.8m x 2.4m garden room makes the most of its space, with plenty of natural light, a clean Anthracite exterior and air conditioning for comfortable use whatever the season.

4.8m x 2.4m
Anthracite exterior finish
Standard electrics package
Air conditioning
Ground screw base
Window Type 8 L
Window Type 8 R
Double doors

A bright, comfortable space designed around how you want to use it💪

Want to know how much your own garden room could cost? 👀

Use our online configurator to recreate your ideal space, choose your size, specifications and optional extras — and see the price as you go.

✨ No obligation. No need to speak to us. Just have a play and see what’s possible.

🔗 Design yours via the link in our bio.

26/09/2026

How long does it actually take to install a CS Garden Office? 👀

It’s one of the most common questions we get, so Ralph is here to explain exactly what you can expect from installation day.

From the building itself to the electrical works, find out how long your garden office installation is likely to take.

Have a question you’d like Ralph to answer? Drop it in the comments 👇

23/09/2026

Working from home doesn’t have to mean working from the kitchen table. 💻🌿

Having a dedicated garden office gives you a separate space to focus, switch off from the distractions of the house and create a clear divide between work and home life.

And with air conditioning, you can stay comfortable all year round — whether it’s a summer heatwave or a chilly winter morning.

This compact 2.4m x 2.4m office has everything needed for a comfortable, connected workspace:

2.4m x 2.4m
Merlin exterior finish
Small electrics package
Data cable & connection
Air conditioning
Single door
Window Type 5

Thinking about creating your own dedicated workspace? Build your ideal garden office using our non-obligatory online configurator and see transparent pricing as you go.

Link in bio 🔗

21/09/2026

Imagine stepping out of your garden room onto your own private decking area. 👀

This 4.8m x 3.6m Oak Effect garden room features 1m of front decking and a front overhang — the perfect finishing touches for making the most of the space outside your room too.

Specifications:

4.8m x 3.6m
Oak Effect exterior finish
Standard electrical package
Ground screw base
1m front decking
Front overhang
Double doors
W2 window
W4 window
Perfect Fit blinds

Want to know how much your own garden room could cost? 👀

Use our online configurator to recreate your ideal space, choose your size, specifications and optional extras — and see the price as you go.

✨ No obligation. No need to speak to us. Just have a play and see what’s possible.

🔗 Design yours via the link in our bio.

Address

104 Fareham Road
Gosport
PO130BA

Opening Hours

Monday 8am - 5pm
Tuesday 8am - 5pm
Wednesday 8am - 5pm
Thursday 8am - 5pm
Friday 8am - 5pm

Telephone

+441329285563

Website

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