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    Extension Design Insights & Guides

    Expert advice on home extensions, planning permission, building regulations, and extension design packages for Hampshire homes.

    All Articles (29)
    News (5)
    Building Regulations (2)
    Design & Style (2)
    Design Ideas (7)
    Planning Guidance (2)
    Budgeting (2)
    Planning Permission (3)
    Extension Designer Packages (3)
    Extension Costs (3)
    Hampshire Build Achieves 98% Planning Approval Rate: A Record Q1 2026 - Hampshire Build extension design blog article
    News

    Hampshire Build Achieves 98% Planning Approval Rate: A Record Q1 2026

    We're proud to announce that Hampshire Build has achieved a 98% planning approval rate across all submitted applications in Q1 2026 — continuing our track record of delivering results for Hampshire homeowners.

    Mar 20263 min read
    Hampshire Build Now Serving West Sussex and Berkshire: New Service Areas for 2026 - Hampshire Build extension design blog article
    News

    Hampshire Build Now Serving West Sussex and Berkshire: New Service Areas for 2026

    Following strong demand from homeowners outside Hampshire, we're pleased to confirm that Hampshire Build now formally covers West Sussex and Berkshire — bringing our fixed-fee extension design packages to even more families across the South East.

    Mar 20263 min read
    How to Pass Building Regulations First Time: Hampshire Extension Checklist 2026 - Hampshire Build extension design blog article
    Building Regulations

    How to Pass Building Regulations First Time: Hampshire Extension Checklist 2026

    Building regulations approval is a legal requirement for almost all home extensions — but many homeowners don't fully understand what's involved until they're already on site. This practical checklist sets out what inspectors look for and how to avoid the most common failures.

    Feb 20269 min read
    Flat Roof vs Pitched Roof Extension: Which is Right for Your Hampshire Home? - Hampshire Build extension design blog article
    Design & Style

    Flat Roof vs Pitched Roof Extension: Which is Right for Your Hampshire Home?

    Choosing between a flat roof and a pitched roof for your extension isn't just an aesthetic decision — it affects planning permission, build cost, maintenance, and how much natural light you can bring in. Here's everything you need to know.

    Mar 20268 min read
    Garage Conversions in Hampshire 2026: Planning, Design & Cost Guide - Hampshire Build extension design blog article
    Design Ideas

    Garage Conversions in Hampshire 2026: Planning, Design & Cost Guide

    Converting an integral or attached garage is one of the most cost-effective ways to add a room to your Hampshire home. With no extension to build and planning permission rarely required, garage conversions offer exceptional value — but the details matter.

    Mar 202610 min read
    Crittall Style Doors: The Ultimate Guide for Your Home Extension - Hampshire Build extension design blog article
    Design & Style

    Crittall Style Doors: The Ultimate Guide for Your Home Extension

    Crittall style doors have become one of the most sought-after features in modern home extensions. Discover why these iconic steel-framed glazing systems add both character and value to your property.

    Jan 20268 min read
    Permitted Development or Planning Permission: Which Route is Right for Your Extension? - Hampshire Build extension design blog article
    Planning Guidance

    Permitted Development or Planning Permission: Which Route is Right for Your Extension?

    Understanding the key differences between Permitted Development rights and full Planning Permission can save you time, money and frustration. Here's what every homeowner needs to know before starting their extension project.

    Jan 20268 min read
    Hampshire Build Expands into Hertfordshire for 2026 - Hampshire Build extension design blog article
    News

    Hampshire Build Expands into Hertfordshire for 2026

    We're excited to announce our expansion into Hertfordshire, bringing our award-winning extension design services to St Albans, Watford, Stevenage and towns across the county.

    Jan 20265 min read
    New Year, New Space: Start Your 2026 Home Extension Journey in Hampshire - Hampshire Build extension design blog article
    News

    New Year, New Space: Start Your 2026 Home Extension Journey in Hampshire

    Make 2026 the year you finally create the home you've always dreamed of. Discover why January is the perfect time to start planning your Hampshire extension project.

    Jan 20264 min read
    Meet Hampshire Build at the Homebuilding & Renovating Show 2026 - Hampshire Build extension design blog article
    News

    Meet Hampshire Build at the Homebuilding & Renovating Show 2026

    We're excited to announce that Hampshire Build will be exhibiting at the Homebuilding & Renovating Show. Come and meet our team to discuss your extension project in person.

    Jan 20263 min read
    Modern Extension Design Trends Transforming Hampshire Homes in 2026 - Hampshire Build extension design blog article
    Design Ideas

    Modern Extension Design Trends Transforming Hampshire Homes in 2026

    Discover the latest extension design trends for 2026. From contemporary glazing to sustainable materials, see how Hampshire homeowners are creating stunning living spaces.

    Jan 20265 min read
    How Much Does Extension Design Cost in Hampshire? 2025 Pricing Guide - Hampshire Build extension design blog article
    Budgeting

    How Much Does Extension Design Cost in Hampshire? 2025 Pricing Guide

    Complete breakdown of extension design costs in Hampshire 2025. Compare extension designer fees, understand what you pay for, and discover how to save thousands on your Winchester, Basingstoke, or Southampton extension project.

    Jan 202610 min read
    Single-Storey Extensions Hampshire: Complete 2025 Design Guide - Hampshire Build extension design blog article
    Design Ideas

    Single-Storey Extensions Hampshire: Complete 2025 Design Guide

    Everything Hampshire homeowners need to know about single-storey extensions in 2025. Design ideas, costs, planning permission, and expert tips for Winchester, Basingstoke, and Southampton projects.

    Jan 202612 min read
    How to Choose an Extension Designer in Winchester & Hampshire: 2025 Expert Guide - Hampshire Build extension design blog article
    Planning Permission

    How to Choose an Extension Designer in Winchester & Hampshire: 2025 Expert Guide

    Complete guide to choosing the right extension designer for your Winchester, Basingstoke, or Southampton home extension. Compare qualifications, experience, pricing models, and what to look for in Hampshire extension design services.

    Jan 202614 min read
    Planning Permission for Home Extensions: What You Need to Know in 2025 - Hampshire Build extension design blog article
    Planning Permission

    Planning Permission for Home Extensions: What You Need to Know in 2025

    Understanding the planning permission process for home extensions in Hampshire 2025. Complete guide covering when you need planning permission, how to apply, new regulations, and tips for approval success across Winchester, Basingstoke, and Southampton.

    Jan 20269 min read
    Kitchen Extensions: 12 Design Ideas for Hampshire Homes in 2025 - Hampshire Build extension design blog article
    Design Ideas

    Kitchen Extensions: 12 Design Ideas for Hampshire Homes in 2025

    Discover inspiring kitchen extension designs perfect for Hampshire homes in 2025. From open-plan kitchen-diners to side returns and orangery-style extensions across Winchester, Basingstoke, and Southampton. Modern designs blending with traditional architecture.

    Jan 202611 min read
    Building Regulations Explained: Hampshire Extension Projects 2025 - Hampshire Build extension design blog article
    Building Regulations

    Building Regulations Explained: Hampshire Extension Projects 2025

    Complete guide to building regulations for home extensions in Hampshire 2025. New Part L energy standards, structural safety, fire protection, insulation requirements, and approval process for Winchester, Basingstoke, and Southampton extensions.

    Jan 202612 min read
    Permitted Development Rights: Extending Without Planning Permission in Hampshire 2025 - Hampshire Build extension design blog article
    Planning Permission

    Permitted Development Rights: Extending Without Planning Permission in Hampshire 2025

    Complete guide to permitted development rights for Hampshire home extensions. Extend without planning permission - save £528 in fees and 8-12 weeks. Understand limits, restrictions, and Prior Approval process for Winchester, Basingstoke, and Southampton homes.

    Jan 202610 min read
    Two-Storey Extensions: Maximising Space in Hampshire Homes 2025 - Hampshire Build extension design blog article
    Design Ideas

    Two-Storey Extensions: Maximising Space in Hampshire Homes 2025

    Complete guide to two-storey extensions for Hampshire homes in 2025. Add bedrooms + kitchen simultaneously, preserve garden space, £1,600-£2,500/m² costs. Winchester, Basingstoke, Southampton design ideas, planning requirements, and value-for-money analysis.

    Jan 202611 min read
    Extension Costs 2025: Complete Budgeting Guide for Hampshire Home Projects - Hampshire Build extension design blog article
    Budgeting

    Extension Costs 2025: Complete Budgeting Guide for Hampshire Home Projects

    Complete breakdown of home extension costs in Hampshire 2025. Detailed pricing for design fees (£1,350-£2,950), construction costs (£1,800-£3,500/m²), planning fees, hidden costs, and real Winchester, Basingstoke, Southampton project examples.

    Jan 202613 min read
    Hampshire Extension Designer Packages: Essential vs Pre-Build vs Premium (2025 Guide) - Hampshire Build extension design blog article
    Extension Designer Packages

    Hampshire Extension Designer Packages: Essential vs Pre-Build vs Premium (2025 Guide)

    Compare Hampshire Build's three fixed-fee extension designer packages. Discover which service package is right for your extension project and save £2,000+ on typical fees.

    Dec 20257 min read
    Why Hampshire Families Save £2,000+ With Our Fixed-Fee Extension Designer Packages - Hampshire Build extension design blog article
    Extension Designer Packages

    Why Hampshire Families Save £2,000+ With Our Fixed-Fee Extension Designer Packages

    Discover how Hampshire Build's transparent extension designer pricing saves families thousands compared to traditional hourly-rate designers. Real cost comparisons and client testimonials.

    Dec 20256 min read
    Essential Package £1,350: Complete Guide for Hampshire Extensions - Hampshire Build extension design blog article
    Extension Designer Packages

    Essential Package £1,350: Complete Guide for Hampshire Extensions

    Everything you need to know about our Essential Extension Designer Package. Perfect for straightforward Hampshire extensions with planning support at an honest price.

    Dec 20255 min read
    Extension Cost Calculator: 2025 Hampshire Build Prices & Estimates - Hampshire Build extension design blog article
    Extension Costs

    Extension Cost Calculator: 2025 Hampshire Build Prices & Estimates

    Use our free extension cost calculator to get instant estimates for your Hampshire extension. Calculate build costs from £1,800-£3,200/m², design fees, and total project costs. Updated for 2025 prices.

    Jan 20268 min read
    Kitchen Extension Cost Hampshire 2025: Complete Budget Guide - Hampshire Build extension design blog article
    Extension Costs

    Kitchen Extension Cost Hampshire 2025: Complete Budget Guide

    How much does a kitchen extension cost in Hampshire? Complete 2025 pricing guide covering build costs (£45,000-£90,000), design fees, and kitchen fitting. Use our free calculator for your exact estimate.

    Jan 20267 min read
    Two-Storey Extension Cost Hampshire 2025: Complete Budget Breakdown - Hampshire Build extension design blog article
    Extension Costs

    Two-Storey Extension Cost Hampshire 2025: Complete Budget Breakdown

    How much does a two-storey extension cost? Hampshire 2025 pricing: £70,000-£150,000 for typical projects. Build costs £1,600-£2,800/m², structural requirements, and design fees explained. Get your free estimate.

    Jan 20268 min read
    Open Plan Kitchen Extension Ideas: How Hampshire Families Are Transforming Their Homes - Hampshire Build extension design blog article
    Design Ideas

    Open Plan Kitchen Extension Ideas: How Hampshire Families Are Transforming Their Homes

    An open plan kitchen extension is the most popular way to add space and value to your Hampshire home. Discover layout ideas, costs, and planning tips from our 25 years of experience designing family extensions.

    Feb 20269 min read
    Home Extensions in St Albans: Navigating Conservation Areas, Planning & Design - Hampshire Build extension design blog article
    Planning Guidance

    Home Extensions in St Albans: Navigating Conservation Areas, Planning & Design

    St Albans has 28 conservation areas and strict planning requirements. Our complete guide helps homeowners understand what's possible, what it costs, and how to get planning approval for your extension project.

    Feb 202610 min read
    Loft Conversions in Hampshire: The Complete 2026 Guide to Adding a Bedroom Without Moving - Hampshire Build extension design blog article
    Design Ideas

    Loft Conversions in Hampshire: The Complete 2026 Guide to Adding a Bedroom Without Moving

    A loft conversion is the most cost-effective way to add a bedroom and bathroom to your Hampshire home. Our complete guide covers types, costs, planning rules and everything you need to know before converting your loft.

    Feb 202611 min read

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