Dunster House Utopia Lean To Gazebo & Veranda | W3m x D3m | Fully Installed Nationwide

Sometimes the most transformative outdoor spaces are the most compact. The Dunster House Utopia Lean To Gazebo in 3m x 3m is a perfectly proportioned wall-mounted structure that turns an underused corner of your home into a covered outdoor retreat — a veranda-style space for morning coffee, a cosy hot tub enclosure, a compact outdoor dining area, or a stylish extension of your living space that works in every season.

Do not let the size fool you. At 3.34m wide and 3.07m deep, this lean-to gazebo and veranda delivers over 8m² of covered outdoor space with the same quality of construction and the same comprehensive installation package as our larger structures. It is supplied by Dunster House and fully installed by our in-house team at Bespoke Oak and Slate across the whole of Mainland UK — foundations, flashings, shingles, fixings and all. You do not lift a finger.

A Compact Veranda with Gazebo Character

The Utopia Lean To 3x3 sits beautifully in the space between a traditional veranda and a freestanding garden gazebo. Fixed directly to your house wall, it creates a sheltered outdoor area that feels like a natural extension of your home — the connected, covered quality of a veranda combined with the open, airy feel of a gazebo. For smaller gardens or tighter wall runs, this is the size that delivers maximum impact in minimum footprint.

Built from 100% slow grown spruce with 70mm x 70mm uprights and a 15mm tongue and groove roof deck, the structure is solid, well-engineered, and built to handle the British weather without complaint. Every piece of timber is pressure treated at the factory, backed by a 10-year guarantee against rot and insect infestation. Once our team has completed the installation, all exposed timber is finished with Smart Seal — a premium sealant that locks in the pressure treatment, repels moisture, and keeps the structure looking sharp year after year with minimal upkeep.

Why Have It Installed by Bespoke Oak and Slate

Buying a garden structure and having it professionally installed are two very different things — and the difference shows. Our in-house installation teams work across the whole of Mainland UK, bringing the same standards to every job whether it is in Cornwall or Caithness. We handle the groundworks, we fit the flashings, we install the roof, and we leave your garden in better shape than we found it.

There are no subcontractors, no agency crews, and no passing the job to whoever is available. Every installation is carried out by our own experienced team, and every job is finished to a standard we are proud to put our name to.

What’s Included as Standard

• Nationwide installation — we install across the whole of Mainland UK using our own in-house teams
• Full professional installation — our team handles everything from groundworks to handover
• Foundation preparation — included as standard, no separate quote required
• All fixings supplied — every bolt, bracket, and fixing needed for a complete, secure installation
• Wall flashings supplied and fitted — a fully weathertight seal between the structure and your wall
• Shingles supplied and installed — roof shingle covering included in the price and professionally fitted
• Smart Seal timber treatment — all timber sealed with Smart Seal as standard for lasting protection and a premium finish
• Pressure treated timber throughout — factory treated with a 10-year guarantee against rot and insect infestation

Optional Upgrades

• Britmet Composite Slate Roof Upgrade — £1,000 — replace the standard shingle finish with a premium Britmet composite slate roof. Based on the roof area of approximately 3.49m x 3.22m (11.24m²), this upgrade includes supply, full installation, and all associated flashings — a finish that is virtually indistinguishable from natural slate and built to last a lifetime with zero maintenance.
• Roof Lantern / Skylight Window — bring natural light flooding into your gazebo or veranda with a professionally installed roof window or lantern integrated directly into the roof structure. Ideal for hot tub enclosures and compact dining areas where you want the open-sky feel without the weather. Contact us for a price.
• Timber Decking — £1,500 — finish the space with a professionally installed pressure treated timber deck beneath your gazebo or veranda. Based on the full footprint of 3.34m x 3.07m (10.25m²), sealed with Smart Seal as standard. The perfect foundation for outdoor furniture, a hot tub, or simply a clean, finished look.
• Composite Decking Upgrade — upgrade to a premium low-maintenance composite deck that never needs oiling, staining, or treating. Ideal for high-use areas and hot tub surrounds. Contact us for a price.
• Lighting Installation — add a professionally installed outdoor lighting scheme to your gazebo or veranda. From subtle downlighters to atmospheric feature lighting, we design and install the full package. Contact us for a price.

Technical Specifications

• External Width: 3.34m (10’ 11")
• External Depth: 3.07m (10’ 0")
• Internal Width: 2.86m (9’ 4")
• Internal Depth: 2.88m (9’ 5")
• Internal Area: 8.22m²
• Overall Height: 2.68m (8’ 9")
• Internal Eaves Height: 2.67m (8’ 9")
• Roof Overhang: 0.15m
• Uprights: 70mm x 70mm slow grown spruce
• Roof Structure: 15mm tongue and groove boards
• Timber: 100% slow grown spruce, pressure treated
• Timber Finish: Smart Seal applied to all exposed timber as standard
• Guarantee: 10 years on pressure treated timber against rot and insect infestation

All sizes quoted are nominal. This is a fully installed product — no DIY assembly required. Supplied by Dunster House, installed by Bespoke Oak and Slate across Mainland UK.