Carvalho Renovations

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Search hundreds of practical UK renovation guides, real costs, calculators and planning information — written by people who do this work every day.

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Building Regulations

Building Regulations for Electrical Work (Part P) Explained

Part P of the Building Regulations covers electrical safety in homes — most notifiable work must be certified by a competent person or checked by Building Control.

Carvalho Renovations Team3 min read
Building Regulations

Fire Safety Building Regulations for Homes: What You Need to Know

Fire safety requirements (Approved Document B) apply to most renovation work that affects escape routes, compartmentation or fire doors — here's what typically triggers them and what's usually required.

Carvalho Renovations Team3 min read
Building Regulations

Ventilation Building Regulations: What Every Renovation Needs

Approved Document F sets minimum ventilation requirements for kitchens, bathrooms and habitable rooms — here's what typically applies when you renovate or extend.

Carvalho Renovations Team3 min read
Building Regulations

Building Control Inspections: What Happens and When

Building Control inspections happen at set stages of notifiable work, from foundations to final sign-off — here's what's actually checked and when to book each visit.

Carvalho Renovations Team3 min read
Bathrooms

Why Is My Shower Tray Leaking?

Shower tray leaks are usually down to failed sealant, a cracked tray, or a bad waste connection — here's how to diagnose and fix each cause.

Carvalho Renovations Team4 min read
Bathrooms

How Often Should Bathroom Sealant Be Replaced?

Silicone sealant around baths, showers and basins typically needs replacing every 1-5 years depending on use — here's how to tell and what it costs.

Carvalho Renovations Team4 min read
Bathrooms

Bathroom Suite Replacement Cost: Bath, Toilet and Basin

What a new bath, toilet and basin actually cost in the UK, broken down by budget, mid-range and premium suites, plus fitting labour.

Carvalho Renovations Team3 min read
Bathrooms

Bathroom Renovation Timeline: What to Expect Week by Week

A typical UK bathroom renovation takes 1-3 weeks depending on scope — here's a realistic week-by-week breakdown of what happens and when.

Carvalho Renovations Team3 min read
Bathrooms

How Long Does Bathroom Silicone Take to Dry?

Bathroom silicone sealant is typically touch-dry within 30 minutes but needs 24-48 hours to fully cure before it should get wet — here's the difference and why it matters.

Carvalho Renovations Team3 min read
Contemporary bathroom featuring a glass shower and sleek fixtures in a minimalist design.
Bathrooms

Ensuite Bathroom Cost: What You'll Pay

A new ensuite bathroom typically costs £4,000-£10,000+ in the UK depending on space, plumbing routes and finish — here's what determines the price.

Carvalho Renovations Team3 min read
Bathrooms

Bath Replacement Cost: What You'll Pay in the UK

Replacing a bath alone (not a full suite) typically costs £400-£1,500 in the UK including fitting — here's what drives the price.

Carvalho Renovations Team3 min read
Bathrooms

Why Is There a Bad Smell Coming From My Bathroom Drain?

A smelly bathroom drain is usually a dry trap, biofilm build-up, or a venting issue — here's how to work out which and fix it.

Carvalho Renovations Team4 min read