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Our Blog

Latest articles
House Extension Rules 2026: What You Need to Know

In 2026, knowing the house extension rules is crucial for obtaining planning permission. Discover the differences between permitted development and planning applications.

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Single Storey Extension Cost UK – Ultimate Guide for 2026

The cost of your single storey extension can depend on a multitude of individual, site-specific and project-specific reasons. Our ultimate guide will take you through single storey extension cost in 2025.

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Do I Need Planning Permission for an Extension?

Thinking of extending your home? Discover whether you need planning permission or can proceed with your project under Permitted Development Rights.

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Does Planning Permission Expire? [2026 Update]

Understand planning permission timelines, renewal options, and what to do if your permission is expiring soon to avoid delays.

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Home Extension Design: Ideas to Transform Your Space

Explore home extension design ideas that will transform your space, with tips on layouts, lighting, materials, and practical considerations.

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Brick vs Render vs Cladding: Which is Right for You?

Deciding between brick, render, or cladding for your house extension in 2025? Explore the pros, cons, and style options to help you choose.

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3 Meter House Extension Guide: Planning & Cost Insights

Thinking about a 3 meter house extension? Dive into our comprehensive guide covering everything from planning and permitted development to the latest material choices and costs. Whether you’re in London or Surrey, get inspired with practical ideas and expert tips to make your extension project a success.

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London Loft Conversions: The Complete Guide

Transform your home with our ultimate guide to loft conversions in London. Discover our top tips for project success, how much a loft conversion costs in London, common uses of converted lofts and design ideas for your new space.

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Is Pre-Application Advice Worth It?

Is Pre-Application Advice Worth It? While it can offer early guidance on complex sites, many homeowners are surprised by high fees and vague feedback. We explore when pre-apps help — and when you're better off going straight to a formal planning application to save time, money, and stress.

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Am I In a Conservation Area?

Learn about conservation areas, their impact on home projects, and how to manage restrictions for extensions and new builds.

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Planning Permission Drawings: What do I Need?

Navigating planning applications doesn't have to be difficult! Read our guide to planning permission drawings and find out what you may need to submit to ensure a successful application.

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Green Belt Planning Permission: Our Ultimate Guide

Navigating green belt planning permission can be challenging, but with the right strategies, homeowners can achieve their property goals.

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Retrospective Planning Permission: All You Need to Know

Have you received an enforcement notice or had a neighbour complain about recent construction work? Get expert advice on navigating retrospective planning permission, understanding its complexities, and ensuring your project stays compliant while avoiding potential fines or legal issues.

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An Expert Guide to Bungalow Extensions

Explore exciting ways to enhance your bungalow with extensions. Discover cost factors, planning details, and creative design options for London and Surrey homes.

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Extension Cost Calculator: Average Cost of Home Extensions

Use our extension cost calculator to get accurate estimates, helping you budget effectively for your home extension project with confidence.

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House Extension Materials: Best Choice for Your Project

Choosing the right house extension materials impacts both the look and energy efficiency of your home. Explore popular and practical options here.

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London Heritage: Tips for Listed Building Extensions 2026

Explore challenges, tips, and expert solutions for listed building extensions. DeVis Architecture ensures heritage preservation and modern functionality.

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Ultimate Guide to Kitchen Extensions 2026 UK

Read our Introductory Guide to Kitchen Extensions London. In this post, we will take you through the process and considerations, including design styles, extension types and budgeting tips to ensure you have the knowledge to move forward.

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Labour’s Planning Reforms: Guide for Development

How well can Labour can implement their Planning reforms, and what impact they will have on homeowners, developers, contractors and self-builders.

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Do I Need an Architect for a House Extension?

Learn why hiring a registered architect for your house extension isn't always necessary and how architectural designers & technologists offer cost-effective alternatives.

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Should You Move Out During a Home Extension?

Find out why moving out during a home extension can reduce costs, stress, and disruption for a smoother project.

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Conservation Area Extensions and Planning Permission in 2026

Discover expert tips for extending your home in a conservation area. DeVis Architecture guides you through planning permission, design, and local regulations.

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Planning Permission Top Tips – Extension Edition

Expert Guide to Planning Permission for Residential Extensions

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Permitted Development Extensions [2026]

Learn the Ins & Outs of Permitted Development for Home Extensions in 2026.

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How to Plan a Stress-Free House Extension in 2026

Planning a house extension in 2025? With the right approach, it can be a seamless, rewarding experience - adding space, value, and functionality to your home.

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Wraparound Extensions London & Surrey: An Expert’s Guide

Find out why choosing DeVis Architecture for your wraparound extension ensures top-quality contractors and a seamless, tailored design process.

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Small Loft Conversion Ideas to Maximise Your Space

Thinking of a loft conversion? Explore creative small loft conversion ideas to transform your space! From hip-to-gable and dormers to costs, layouts, and design tips, we’ve got you covered. Get in touch with DeVis Architecture for expert guidance and custom architectural drawings.

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Dormer Loft Conversions UK: A Complete Guide for 2026

Unlock your loft’s potential with a dormer conversion, creating valuable, versatile space without the hassle of moving house.

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Double Storey Extension Cost Guide 2026 – Design & Construction

Discover everything you need to know about double-storey extension costs, including budgeting, key factors, hidden expenses, and tips for your project.

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Loft Conversion or Extension: Which Is Right for Your Home?

Choosing between a loft conversion and an extension? This guide covers key benefits, costs, and considerations for homeowners.

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Conservatory or Extension – Which One Should You Choose?

Should you choose a conservatory or extension? DeVis Architecture explores costs, benefits, and designs to help you create your dream home.

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House Extension Cost: The Ultimate Guide for 2026

The cost of your house extension can depend on a multitude of individual, site-specific and project-specific reasons. Our ultimate guide will take you through the average cost of an extension in 2025.

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Kitchen Extension Cost [UK Guide 2026]

Explore kitchen extension costs, from cabinets to appliances, and learn how to balance quality with affordability for a luxurious feel.

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Biodiversity Net Gain Changes 2026

Biodiversity Net Gain (BNG) requires developments to leave nature better than before. Our guide covers the 2026 updates, small-site exemptions, and what these changes mean for developers, planners, and landowners.

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HMO Planning Permission: What You Need to Know

Explore our essential guide to HMO planning, covering permissions, key considerations, costs, and how DeVis Architecture can assist with your HMO conversion project in London.

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Double Storey Extensions London: A Beginner’s Guide

If you're considering a double storey extension in London, reach out to us at DeVis Architecture. With our extensive experience and professional network, we can guide you through every step of the process and help bring your vision to life.

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Party Wall Agreement: A Homeowner’s Guide

Discover everything you need to know about Party Wall Agreements: their importance, how they affect your project, and the steps to manage them for residential extensions.

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New Build Architectural Services: What You Need to Know in 2026

Explore everything you need to know about new build architectural services in 2024, from design to hidden costs, for a successful project.

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Backland Development: A Detailed Guide

Explore the key considerations for backland development, including greenbelt restrictions, access, flood risks, and typical layouts.

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Modern Home Design Ideas: What’s Popular in 2026?

Explore the latest modern home design ideas for 2026, from innovative cladding options and stylish roof terraces to eco-friendly green and blue roofs. Discover how to integrate natural light, embrace smart zoning, and incorporate indoor plants. Stay ahead of the curve with emerging trends and make your home truly stand out.

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Home Extensions London – Planning & Building in 2026

What you need to know before you begin your journey to a new house extension in London! Read our new guide to house extensions in London & the south-east and learn about the process, expected costs & our top-tips for project success.

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New Build Planning Permission – The Complete Guide for 2026

Thinking about a self-build or garden plot? This guide breaks down new build planning permission in clear, practical terms.

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Small Kitchen Extension Ideas: How to Maximise Space

Explore inspiring small kitchen extension ideas to maximise space, enhance functionality, and create a beautiful area for cooking and dining in your home.

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2026 Guide to Building a New Home in your Garden

An insight into the process & costs of new build homes by DeVis Architecture. Read our new guide to building a home in your garden, from design ideas & planning restrictions all the way through to construction costs.

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Victorian Home Extensions: The Pros & Cons in 2026

Discover our expert tips and essential considerations for extending your Victorian home, covering planning permission, design challenges, and modern solutions.

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Best Roof Design for Home Extensions: Maximising Natural Light

Discover the best roof design for your home extension. From flat to bespoke roofs, DeVis Architecture ensures style, functionality, and natural light.

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How Much Does it Cost to Build a New House in 2026 UK?

Learn the key factors affecting house-building costs in the UK, including location, size, design complexity, and tips to save money.

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House Extensions Near Me: How to Plan for a Home Extension

Searching for "house extensions near me"? Discover expert tips, planning advice, and bespoke solutions to create your perfect home extension.

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How Much Does a Side Return Extension Cost?

Transform your unused alleyway into valuable living space with a side return extension. Explore site return extension costs, impacting factors, and tips to optimise your project.

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How to Get Planning Permission for Extensions in London

Discover when planning permission is required for extensions in London, application steps, and expert tips to ensure a smooth approval process.

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Loft Conversion Plans – Free Quote & Online Consultations

Discover the key steps to creating loft conversion plans that maximize your space and enhance your home’s value with DeVis Architecture.

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Are House Extensions Worth It in the UK? Balancing Value, Cost, and Enjoyment

In 2025, understanding if house extensions are worth it can help homeowners balance costs, lifestyle benefits, and long-term property value in London and Surrey.

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Top 5 Loft Conversion Layout Ideas & Other Considerations

Discover innovative loft conversion layout ideas, including dormers and mansard styles, to transform your unused space into a stylish living area.

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What is a Lawful Development Certificate, and Do You Need One?

Discover the importance of a Lawful Development Certificate for house extensions, ensuring compliance, peace of mind, and smooth project completion.

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3 Metre House Extension Ideas: London & Surrey

Discover inspiring ideas for your 3 metre house extension in London and Surrey, from open-plan spaces to stylish kitchens and home offices.

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House Extension Plans – Free Quote & Online Consultations

Thinking of extending your home? House extension plans are essential for turning your ideas into reality. In this guide, we’ll cover the key steps, from initial design to planning permission, ensuring your home extension goes off without a hitch!

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Best Lighting Options for Home Extensions

Good lighting design, from overhead fixtures to mood lighting, can completely change the atmosphere and functionality of your home.

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How Long do House Extensions Take and When to Start

Wondering how long a house extension takes? From planning permission to final finishes, our experts at DeVis Architecture explain every stage of the process. Discover realistic timelines, key factors that affect duration, and how good planning can save you time and stress during your extension project.

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Loft Conversion Cost UK – Guide to Managing a Budget

Thinking of a loft conversion in London or Surrey in 2025? Learn about costs, influencing factors, and whether it's worth the investment.

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Top-Down or Ground-Up: Best Order to Build a House Extension

Wondering about the best order to build your house extension? Learn top-down vs. ground-up strategies and how to phase your project perfectly.

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Design & Build London & Surrey: Pros, Cons, and Alternatives

Explore the design and build method, its benefits and negatives, and why partnering with an architectural practice like DeVis Architecture can enhance your project.

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Single Storey Extensions: A Beginner’s Guide

Explore our beginner’s guide to single storey extensions in London. Understand planning, building control, tendering, and design ideas for a successful extension project with DeVis Architecture.

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Planning Permission vs Permitted Development for Home Extensions

Planning Permission vs Permitted Development is a key consideration for any home project. Knowing the difference helps you save time, avoid delays, and choose the right approach from the start—whether you’re building an extension, converting your loft, or reconfiguring internal space.

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Welcome to DeVis Architecture!

Find out who we are and what we do best in this introductory article!

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In-Person vs. Remote Architectural Services

Explore the advantages of in-person architectural services versus remote, and why hands-on surveys are key to successful project outcomes.

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L-Shaped Loft Conversions: Maximising Your Home

Explore L-shaped loft conversions, including planning, pod extensions, roof terraces, and why they’re perfect for Victorian homes with outriggers.

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Building Control Applications: A Comprehensive Guide

Building control applications ensure your construction project meets safety and regulatory standards, protecting homeowners and developers throughout the process.

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Double Storey Side Extensions: Planning and Building

A guide to planning and designing two-storey side extensions, with tips on costs, layouts, and maximising space for your home.

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Sustainable Home Extensions & New Builds UK

Discover how solar panels, heat pumps, and insulation upgrades can transform your home into a sustainable, energy-efficient living space.

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Questions to Ask Your Builder Before Starting a Home Extension

Planning a home extension? Start with these critical questions to ask your builder, from experience and references to warranties and timelines.

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Front Porch Extension UK: Best Guide for London & Surrey

Discover front porch extension guidelines, design ideas, and planning tips. Learn about PD limits, when planning permission applies, and building regulations.

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Best Home Extension Ideas: Top 8 Trends in 2025

Discover the top five trends for London home extensions in 2025, including sustainable design, multi-functional spaces, and seamless indoor-outdoor living.

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Open Plan Kitchen Extensions: Benefits, Design Tips & Trends

Explore the benefits of open plan kitchen extensions with design tips and trends to create a spacious, modern, and functional living area.

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Happy New Year: Looking Ahead to 2025

Discover DeVis Architecture’s 2024 highlights, including exciting projects and growth, as we look forward to innovative designs in 2025.

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Modern Flat Roof Extension in the UK: A Complete Guide

Modern flat roof extensions are a sleek way to expand your home. Discover everything from planning and design to costs and technical factors.

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How to Add Value to Your Home: Well-Designed Extensions

Learn how to increase your home’s value through thoughtful extension design. Explore essential tips, ideas, and expert advice for your project.

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Garage Conversion Ideas: Transforming Unused Space

Thinking about converting your garage but unsure where to start? This guide will walk you through the essentials of garage conversions, including planning, technical design, building regulations, costs, and some inspiring ideas to get you started.

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Building Regulations Drawings: House Extension Regulations

Building regulations drawings ensure your extension is safe, energy-efficient, and complies with UK standards. Learn about key points and costs involved.

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Choosing the Right Architectural Team For You

Learn how to choose the right architectural team for your home improvement project. Discover essential tips, important questions to ask during consultations, and what red flags to avoid to ensure a smooth, successful design and construction process.

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Best Flooring Materials for Home Extensions

Find expert advice on choosing the perfect flooring for every room in your extension. Comfort, style, and practicality made simple!

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Architectural Fees for Extensions & Loft Conversions

Discover how architectural fees for extensions and loft conversions are calculated, from planning to construction, ensuring you budget wisely for your home project.

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Planning Consultants London: What are the benefits?

Navigating construction projects in and around London is complex. In this guide, you will discover why it is important to have a professional team behind you who can take care of the design and planning aspects all under one roof.

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Structural Engineer for Home Extensions: What to Know

A structural engineer ensures your London or Surrey home extension is safe, compliant with building regulations, and structurally sound.

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Surrey Architecture: Your Guide to Extending Your Home

At DeVis Architecture, we specialize in house extensions and home design, proudly serving diverse communities across Surrey, including Esher, Leatherhead, Dorking, Reigate, Epsom, Weybridge, and Guildford.

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    Interested? Contact Us Today!
    Interested? Contact Us Today!
    We are located at:
    7a Holland Road, Kensington, London W14 8HJ

    Call or email us at:
    +44 (0) 7494 162409
    info@devisarchitecture.com
    We are located at:
    7a Holland Road, Kensington, London W14 8HJ
    Call or email us at:
    +44 (0) 7494 162409
    info@devisarchitecture.com
    Speak to Our Team Today!

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