Decking Steps Kit
Add professional assembly
Prefer someone else to build it? Book a verified Tasker to deliver, assemble and level your storage in one visit — available across the UK via Taskrabbit. Book on Taskrabbit →
Everything you need to know
Say goodbye to wobbly, unsafe steps. This decking steps kit is built from constructional-grade CLS timber at 38mm thickness, paired with 28mm decking boards, to create durable, reliable stairs that can be customised to fit your space. Every stringer is pressure-treated so it stands up to the weather for years of steady use.
The kit scales from 2 steps at 26.5cm high right up to 12 steps at 146.5cm, with each measurement subject to a tolerance of plus or minus 2.5cm. Wider kits include extra stringers for support: 90cm kits come with 3, 120cm and 150cm with 4, and 180cm with 5.
- Constructional-grade CLS, 38mm thick
- 28mm decking boards
- Pressure-treated throughout
- 2 to 12 step configurations
Safe, sturdy steps that stand the test of time.
Every measurement, every material.
- Primary material
- Wooden
What buyers are saying.
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Everything buyers ask before they order.
Assembly time depends on the size — storage boxes take 15–45 minutes, benches around 30–60 minutes, sheds and bin stores 2–3 hours with two people. Exact figure for this product is in the Full specification table below. Tools needed: a screwdriver and a spirit level. Prefer someone else to build it? Book a verified Tasker via Taskrabbit.
A level, solid surface gives the best result for sheds and larger storage units — concrete slab, paving flags, or a pressure-treated timber base all work. Storage boxes sit on any level paved or decked surface. If the ground isn't level, panels won't line up cleanly and the unit won't be fully weathertight.
Standard UK mainland delivery is 5–7 working days, tracked. Free over £100. You'll get a dispatch email with a tracking link. We don't currently ship to Channel Islands, Isle of Man, Scottish Highlands & Islands, or Northern Ireland — see our delivery page for the full breakdown.
Email hello@garden-storage.com within 30 days of delivery with photos and your order number. We'll arrange a free replacement or full refund — including return postage. Damage is rare on pallet-shipped items, but it's fully covered under our returns policy.
You have full rights under the UK Consumer Rights Act 2015 (satisfactory quality, fit for purpose, as described) and the Consumer Contracts Regulations 2013 (14-day right to cancel from receipt). See our returns page for how the cooling-off period and refund timing work in practice.



