Maximised Floor Area
A mansard loft conversion reconfigures the rear roof to a near vertical position, providing the largest possible enhancement in usable space within the current structure.
Enhance your property in Reading with a mansard loft conversion, expertly designed and built for refined living.
24 years of industry experience
A mansard loft conversion is perfect for property owners looking to maximise their living area within their current property limits. This approach works particularly well for terraces in Reading, where planning restrictions may limit outward expansion. The reconstruction of the rear roof to a near-vertical angle allows for the largest potential increase in floor area, creating elegant, spacious interiors without compromising the property's architectural integrity.
For investors focused on increasing asset value, a mansard loft conversion presents an appealing opportunity to add a full extra level within permitted development boundaries. This approach not only boosts usable space but also enhances the property’s allure and marketability. Our expertise in managing the process ensures that every mansard loft conversion comes to fruition with precision, achieving a refined finish that meets high-end expectations.
Clients preferring a straightforward approach to extensive renovations will find our mansard loft conversion service particularly beneficial. Our Design and Build offering covers architectural design, planning permission, structural engineering, and construction in one contract. This integrated method guarantees clarity, timely completion, and budget oversight throughout the mansard loft conversion, ensuring a distinguished experience from start to finish.


Everything stored up under your rafters must go. We see forgotten suitcases, loose boards, and vintage bicycles that block timber access. For a successful mansard loft conversion in Reading, your floor joists must be completely bare, because our carpenters have to trace every wall load directly down through your floor framework without stumbling over old cardboard boxes.
Dust travels fast during demolition. We lay heavy plastic sheeting across every step, but you should take your framed pictures down from the stairwell walls. When builders carry heavy structural steels up three flights of stairs, even a gentle bump can knock a mirror down. Moving delicate furniture into ground-floor rooms prevents accidental scrapes while we carry brick rubble out to the front driveway.
A mansard loft conversion reconfigures the rear roof to a near vertical position, providing the largest possible enhancement in usable space within the current structure.
Thoughtfully designed dormer windows and rooflights ensure the new loft is flooded with natural daylight, elevating both comfort and atmosphere.
This type of loft conversion often aligns well with local planning regulations, allowing for a full additional level without breaking any rules.
The mansard loft conversion maintains the essence of traditional Reading terraces, offering a considerate extension that complements the original design.
We manage the entire process, from initial design and planning permission to final construction, providing clarity and reducing the need for client coordination.
The conversion includes meticulous reinforcement of the roof structure, ensuring long-lasting durability and compliance with building codes and engineering standards.
Every mansard loft conversion is tailored, with architectural plans and 3D designs allowing clients to fully visualise the proposed transformation before construction begins.
Creating a substantial new level with a mansard loft conversion enhances the market value and investment potential of your property.
Old gravity systems rarely push hot water to high ceilings. If your existing cold water tank sits on timbers directly above your pillows, it has to move. We look inside your airing cupboard at the copper cylinders to check if a modern pressurised system is necessary. Booking a mansard loft conversion in Reading means extending soil stacks straight through the old roof, so early plumbing checks save you from digging up your bathroom floor twice.
Old fuse boxes run out of space very quickly. Your new top floor requires separate circuits for heavy electric showers, wall sockets, and smoke alarms. A certified electrician must check your main consumer unit under the stairs before we run grey twin-and-earth cables down the walls. If your meter box lacks spare ways, upgrading that board early prevents sudden cut-outs when power tools start cutting into ceiling joists.

We start each mansard loft conversion with a thorough evaluation of the existing roof structure and client requirements, laying a clear groundwork for design and feasibility.
Our team creates custom architectural plans, including accurate 3D sketches, making sure the mansard loft conversion harmonises with the property's character and adheres to local planning and building regulations.
We handle all necessary applications and communicate with relevant authorities, securing planning permission and building control approvals to ensure smooth progress to construction.
Our work includes the complex reconstruction of the rear roof to a near vertical position, maximising floor area while reinforcing the structure with skilled craftsmanship and high-quality materials.
Our process wraps up with professional installation of insulation, windows, and internal finishes, followed by thorough quality checks and final inspections to deliver a mansard loft conversion that meets high comfort and aesthetic standards.
A mansard loft conversion transforms the rear roof into an elevated near-vertical plane, providing the greatest possible increase in floor area within permitted planning from your existing structure. This strategy effectively allows for an additional level while keeping the building's external character intact. Our expertise guarantees that each mansard loft conversion is meticulously designed to optimise headroom and daylight, crafting elegant, functional living areas that cater to client needs.
Every aspect of the mansard loft conversion is managed with precise attention by us, from architectural design and planning permission to structural engineering and final touches. Our Design and Build service simplifies the process for clients, providing a single point of accountability. Each mansard loft conversion features detailed 3D drawings and transparent scheduling, maintaining smooth progress, timely completion, and budget adherence, showcasing our dedication to superior craftsmanship.


Mansard slopes direct a massive volume of rainwater down toward rear parapet gutters. Leaves easily choke these outlets. Inspecting the lead flashings and sweeping out autumn grit twice a year keeps heavy downpours from pooling behind the new brickwork. A dry brick wall protects your plaster.
Wind batters high windows. Every spring, check the rubber gaskets around your timber or aluminium dormer casements, because sun exposure slowly shrinks cheap window seals. When commissioning a mansard loft conversion in Reading, we fit thick lead aprons, yet keeping those joints free of moss prevents damp spots spreading inside your decorated bedroom cupboards.
Warm air always rises into the roof. Running an en-suite shower under a flat mansard deck generates thick moisture that clings to cold corners if your background vents stay shut. We install mechanical extractor fans with run-on timers, so leave those trickle vents cracked open through winter to stop black mould gathering on freshly painted wall edges.
At T&G Prestige Renovation, every mansard loft conversion is executed with meticulous attention to detail and structural integrity. With 24 years of experience, we understand the complexities of rebuilding the rear roof to near vertical, maximising floor space while maintaining architectural harmony. Our comprehensive approach ensures that your mansard loft conversion is delivered with precision, combining expert craftsmanship and refined design tailored to your property’s unique character.
Choosing T&G Prestige Renovation means entrusting your mansard loft conversion to a single contractor responsible for the entire process, from initial architectural design and planning permission to construction and final inspections. Our Design and Build service guarantees transparency and adherence to agreed schedules and budgets, providing a cohesive experience without the need for clients to coordinate multiple subcontractors. This integrated approach ensures your mansard loft conversion is completed efficiently and to the highest standard.
We work in Reading and the surrounding areas, offering professional mansard loft conversion services. Get in touch for a free estimate or a visit on site, as we are just 45 miles from our London base.
approx. 45 milesDistance from our base · London Streatham
Call us+44 7868 233925Email usinfo@tgprestigerenovation.co.ukWe serve your areaReading and the surroundings
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Experience the assurance of a Design and build service where every detail is expertly managed from concept to completion.
Experience the refinement of house extensions delivered by T&G Prestige Renovation, expertly crafted to transform your home.
Transform your property with a loft conversion that blends architectural precision, refined aesthetics and lasting functionality.
With our complete design service, professional 3D visualisations are included as standard. You can clearly see how your extension, loft conversion or renovation will look before construction begins - helping you make confident decisions from the very start.
Each project by our construction company delivers refined spaces, enhanced value, and a seamless client experience.
View ProjectsT&G Prestige Renovation is a construction company serving clients within a 50-mile radius of London.
You will if your home shares flank walls with adjacent houses. Because a mansard alters the height of the shared party wall and inserts steel beams directly into the brickwork, your neighbours must receive formal notices and give written consent before any structural demolition starts.
Standard contracts cover the structural build, roof coverings, insulation, plaster, plumbing first-fix, and standard joinery. Fitted wardrobes, decorative wall tiling, and carpet supply are usually charged separately because clients choose widely different finishes, materials, and internal cupboard configurations.
Stripping off your existing roof tiles leaves the ceiling open to the elements. During wet periods across Reading, the crew fastens heavy-duty waterproof tarpaulins over the scaffolding to protect the rooms below, though severe gales can briefly delay moving structural steel beams into position.
The team needs a clear path through your front gate to the scaffold ladder, along with space on your driveway for a waste skip. They also need continuous access to a working water tap and an external power point to run their mixing drills and saws.