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LCCL Construction Blog
Guides, News and Project Case Studies from LCCL Construction
Welcome to the LCCL Construction blog. Here you will find expert guides on loft conversions, house extensions, home renovations, architectural design, planning permission and building regulations. We also share project case studies from our completed builds across London and Hertfordshire, giving you real examples of the work we deliver. LCCL Construction is an award-winning design and build company with over 20 years of experience, more than 200 verified reviews rated 4.7 out of 5, and LABC Awards Regional Winners 2024. If you have a question about your project, call 020 8037 7332 or book a free consultation.
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Rear House Extension London 2026: Complete Guide to Costs, Planning and Design
Planning a rear house extension in London? Complete guide to costs from £35,000, planning permission rules, design ideas and timelines for rear extensions in London in 2026.
LCCL Construction
Apr 273 min read
Loft Conversions North London 2026: Complete Guide to Costs, Planning and Types
Planning a loft conversion in North London? This complete guide covers costs, planning permission, the best loft conversion types for North London properties and what to expect in 2026.
LCCL Construction
Apr 234 min read
Loft Conversion or House Extension: Which Should I Do First?
Many London homeowners want both a loft conversion and a house extension but are unsure which to tackle first, or whether to do both at the same time. The answer depends on your priorities, budget, property type and how you plan to use the space. LCCL Construction regularly delivers combined loft conversion and extension projects and can advise on the best approach for your situation.
LCCL Construction
Apr 232 min read
How to Finance a Loft Conversion or House Extension in London
A loft conversion or house extension is a significant investment, typically costing £30,000 to £150,000 in London. Understanding your financing options and choosing the right payment approach is essential for a stress-free project. This guide covers the main ways to fund your construction project, plus how LCCL Construction structures payments to make the process manageable.
LCCL Construction
Apr 233 min read
House Extensions South London 2026: Costs, Planning and What to Expect
Looking for house extensions in South London? This complete guide covers costs, planning permission, the best extension types and what to expect from a design and build company in South London in 2026.
LCCL Construction
Apr 204 min read
L-Shaped Dormer Loft Conversion London 2026: Complete Guide to Costs, Planning and Design
An L-shaped dormer loft conversion is one of the most popular and space-efficient loft conversions for London terraced houses. This complete guide covers costs, planning, design and everything you need to know about L-shaped loft conversions in London in 2026.
LCCL Construction
Apr 204 min read
Mansard Loft Conversion Cost London 2026: Prices, Planning and What to Expect
A mansard loft conversion in London typically costs between £60,000 and £120,000 in 2026, depending on size, specification and location. This complete guide covers mansard loft conversion costs, planning permission, timelines and what to expect from the build.
LCCL Construction
Apr 154 min read
Double Storey Extension Cost London 2026: Prices, Planning and What to Expect
A double storey extension in London typically costs between £70,000 and £150,000 in 2026, depending on size and specification. This complete guide covers double storey extension costs, planning permission, timelines and what to expect.
LCCL Construction
Apr 84 min read
Kitchen Extension Cost London 2026: Prices, Planning and Design Ideas
A kitchen extension in London typically costs between £30,000 and £80,000 in 2026, depending on size and specification. This complete guide covers kitchen extension costs, planning permission, design ideas and what to expect from the build.
LCCL Construction
Apr 84 min read
Victorian Terraced House Extension London 2026: Costs, Planning and Design Ideas
A Victorian terraced house extension in London typically costs between £35,000 and £120,000 in 2026 depending on type and specification. This complete guide covers everything you need to know about extending a Victorian terraced house in London — costs, planning, design ideas and what to expect.
LCCL Construction
Apr 84 min read
Hip to Gable Loft Conversion Cost London 2026: Prices, Planning and What to Expect
A hip to gable loft conversion in London typically costs between £45,000 and £75,000 in 2026, depending on size, specification and location. This complete guide covers hip to gable loft conversion costs, planning permission, timelines and what to expect from the build.
LCCL Construction
Apr 75 min read
Wraparound Extension Cost London 2026: Prices, Planning and What to Expect
A wraparound extension in London typically costs between £55,000 and £120,000 in 2026, depending on size, specification and location. This complete guide covers wraparound extension costs, planning permission, timelines and how to get the best value from your project.
LCCL Construction
Apr 75 min read
Side Return Extension Cost London 2026: Prices, Planning and What to Expect
A side return extension in London typically costs between £35,000 and £75,000 in 2026, depending on size, specification and location. This complete guide covers everything you need to know about side return extension costs, planning permission, timelines and how to get the best value from your project.
LCCL Construction
Apr 75 min read
How to Plan a House Extension in London on a Budget
A house extension in London is a significant investment, but there are smart ways to manage costs without compromising on quality. This guide explains how to plan and budget for a house extension in London, with practical tips to get the most value from your spend.
LCCL Construction
Mar 162 min read
Home Renovation in London: Complete Guide to Costs, Timelines and What to Expect in 2026
A home renovation in London can transform your property, increase its value and improve your quality of life. Whether you are planning a kitchen renovation, bathroom refit, full internal refurbishment or a complete renovation including structural changes, this guide covers everything you need to know about costs, timelines and the renovation process in 2026. LCCL Construction offers complete home renovation services across London and Hertfordshire.
LCCL Construction
Mar 132 min read
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