Sovereign – Pressure Treated Heavy Duty Floor Upgrade
At a glance
- Installation
- Included
- 18mm heavy-duty tongue & groove floorboards in place of the standard 12mm
- Pressure treated for longer-lasting protection against rot and damp
- We quote finished sizes – the boards are planed down from a larger sawn size, so compare like with like
- A good choice for workshops, busy potting sheds and sites where the ground stays wet
What’s included?Free delivery & installation
- Size
- 6ft x 4ft (the size name – exact measurements are in the specification below)
- As standard
- The building as described in the specification below. Optional extras, such as bases and upgrades, are priced separately.
- Delivery & installation
- Free delivery and professional installation, once your base is ready. Full details
- Base
- Needs a firm, level base, ready before it goes up. Base guide
- Access
- Tell us about narrow gates, steps or slopes before you order – you can note them in My Project.
★★★★★ Rated 5.0 by over 30 customers on Google
✓ Finance & Klarna available – spread the cost
✓ Expert advice from our local team
✓ See buildings at our display site near Tamworth
Opens your quote with this building and the size you have picked already added.
Delivery & installation
Professional installation included in the price. We’ll book your delivery and installation date once your base is ready.
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We deliver to mainland England, Scotland and Wales.
Questions? Ask Craig – 14 years in the trade, over 1,000 customers helped
Not sure it’ll fit? WhatsApp us a photo of your space and we’ll tell you which size works. Real people, 7 days a week.
Our Display Site at Buzzards Valley, Tamworth B78 3EQ: Our display buildings can be viewed seven days a week — ring or book if you’d like someone to show you round. Not every model is on display, so call first if you want to see a particular one.
Quick questions
Do I need a base?
Yes – every garden building needs a firm, level base, ready before your building is put up. Where we sell a matching base for this building, you’ll see it as an option above.
Prefer concrete? Our partner Midland Base Works lays precision concrete bases – ask us if they cover your area.
Getting the size right: the size in a building’s name (for example “8x6”) is a rounded, nominal size. The real floor or base footprint can be a little different, and the roof usually overhangs further. Build your base to the manufacturer’s base or floor measurement, not the name.
Can’t see the exact base size for your size on this page? WhatsApp us before you lay a base and we’ll check it with the manufacturer.
Do I need planning permission?
Many garden buildings don’t, but some do – it depends on the size, the height and where it goes in your garden.
Try our free 2-minute Planning Permission Checker or read the planning permission guide.
When will it arrive?
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We’ll call you, usually within 24 hours of your order, to confirm the details and the current lead time. Not ready yet? Delivery can usually be pushed back to suit you – order now and have it delivered later.
What guarantee does it come with?
Guarantee terms vary by manufacturer – ask us and we’ll confirm the cover for this building.
Can I see buildings in person?
Yes – our Display Site at Buzzards Valley, Tamworth has a selection of buildings on show, open 7 days. We don’t have every model on display, so give us a call before you visit if you’d like to see something in particular, or book a time if you’d like someone there to show you round.
Or see real installs in our customer gallery.
💳 Spread your payments over up to 10 years
Low, flexible monthly payments through our finance partner Ideal4Finance – quick online application, decision often within 24 hours. Finance is subject to status.
Or pay with Klarna at checkout – Pay in 3 interest-free monthly payments, or pay in 30 days. Eligible orders, subject to status.
Description
Upgrade your Sovereign building to a pressure-treated, heavy-duty 18mm tongue & groove floor for maximum strength and long-term protection against rot and damp. This upgrade combines the durability of the heavy-duty floor with factory pressure-treatment for extra peace of mind in damp or ground-level installations.
Key features
- 18mm heavy-duty tongue & groove floorboards in place of the standard 12mm
- Pressure treated for longer-lasting protection against rot and damp
- We quote finished sizes – the boards are planed down from a larger sawn size, so compare like with like
- A good choice for workshops, busy potting sheds and sites where the ground stays wet
Good to know
- This is an add-on and must be ordered together with a Sovereign building – it cannot be purchased or fitted on its own.
- Sizes run from 6ft x 4ft up to 20ft x 12ft, plus 6ft 4in x 6ft 4in and 8ft 9in x 6ft – pick the size that matches your building and the price updates.
- The Oxford Bandstand and the Cambridge already come with 18mm premier floorboards as standard – ask us before adding a floor upgrade to either.
- Professional installation is included in the price of every Sovereign building, so your upgrade is built in when your building goes up.
Any questions? Message us on WhatsApp or call 01543 398778 – or come and see us at our Display Site at Buzzards Valley, Tamworth B78 3EQ. The buildings are there to walk round 7 days a week; we are not on site every day, so ring ahead or book a time if you would like someone to talk to.
Delivery & installation
Delivery terms vary by brand and product – please check the product description above. Most buildings are made to order by the manufacturer and delivered direct to you – see our delivery & installation page for typical lead times, bases and installation, or contact us for your postcode.
Finance
Spread the cost of your garden building over 3 to 10 years, on orders from £1 to £30,000. Find out more and apply online. Finance is subject to status.
You can also pay with Klarna at checkout – Pay in 3 interest-free monthly payments, or pay in 30 days. Options depend on your order and Klarna’s checks, and Klarna’s terms apply.
Need help choosing?
Call 01543 398778 or send us a message – we're happy to talk through sizes, bases and options.
Or read our size guide, base guide, planning permission guide and warranty & guarantees – or try our free Planning Permission Checker for a 2-minute steer.