Roofing questions answered
One question, one clear reply
Quick answers to the roofing questions that come up most before a repair or a re-roof, grouped by subject so you can jump straight to yours.
Short answers, by subject
Roofing in general 20Pitched roofing 20Flat roofing 20Roof replacement 20Roof repairs 20Lead roofing 20Gutters, soffits & fascias 20Roof windows & skylights 20Commercial roofing 20Chimney repairs 20Slate roofing 20Roof cleaning & moss removal 20Conservatory roofs 20Spray foam removal 20
Roofing in general 20
- How Much Does a Roofer Charge per Day?
- How Much Should Roof Work Cost?
- Can I Get a Government Grant for a New Roof?
- How to Tell If a Roofer Did a Good Job
- How Many Roofing Quotes Should You Get?
- Can You Cancel a Roofing Contract?
- Do Roofers Charge VAT?
- Can Roof Work Be Done in Winter?
- Do You Need to Tell Neighbours About Roof Work?
- Which Roof Work Needs Building Regulations?
- Who Handles Building Control in Farnborough?
- How Long Does a Roof Last?
- Roofing Guarantee vs Warranty: What Is the Difference?
- How to Complain About a Roofer
- Do You Need a Scaffold Licence in Hampshire?
- Do the CDM Regulations Apply to Roof Work at Home?
- Can Roof Work Go Ahead With Birds Nesting?
- What Happens If Bats Are Found During Roof Work?
- How Often Should a Roof Be Inspected?
- How to Identify Your Roof Covering
Pitched roofing 20
- Can You Replace a Single Roof Slate?
- What Is the Minimum Pitch for Roof Tiles?
- How Much Does Ridge Tile Repair Cost?
- How Long Do Roof Tiles Last?
- Interlocking vs Plain Roof Tiles
- Hip vs Gable Roof: What Is the Difference?
- Does a Loft Need Ventilation?
- Why Is There Condensation in My Loft?
- What Causes a Sagging Roof?
- Repairing a Clay Tile Roof
- Can You Walk on a Tiled Roof?
- What Causes Cracked Roof Tiles?
- Can Roof Tiles Be Replaced in Winter?
- Rotten Eaves Felt: Signs and Fixes
- Can You Change to a Different Type of Roof Tile?
- Loose Verge Tiles: Why They Fail
- How to Stop Birds Nesting Under Roof Tiles
- Do Roof Tiles Need Clips?
- How to Match Roof Tiles for a Repair
- Repairing Loose Hip Tiles
Flat roofing 20
- Why Water Ponds on a Flat Roof
- What Is the Minimum Fall for a Flat Roof?
- How Long Does an EPDM Roof Last?
- Why Is My Felt Roof Blistering?
- Torch-On Felt Roofs: What You Should Know
- Can You Overlay an Existing Flat Roof?
- Can a Flat Roof Be Patch Repaired?
- Condensation Under a Flat Roof
- Can You Walk on a Flat Roof?
- Do You Need Planning Permission for a Flat Roof?
- Must You Insulate a Flat Roof When Replacing It?
- Blocked Flat Roof Outlet: What to Do
- Why Is My GRP Roof Cracking?
- Is a Flat Roof Leak Covered by Insurance?
- Can a Flat Roof Be Replaced in Winter?
- How Long Does It Take to Replace a Flat Roof?
- Can You Convert a Flat Roof to a Pitched Roof?
- What Is Tapered Insulation on a Flat Roof?
- What to Do About an Asbestos Garage Roof
- What Decides the Cost of a Flat Roof Repair?
Roof replacement 20
- How Long Does a Roof Replacement Take?
- The 25% Re-Roofing Rule Explained
- Does a Heavier Roof Covering Need a Structural Check?
- Do You Need Planning Permission to Replace a Roof?
- What Happens to the Old Roof?
- Do You Get a Certificate for a New Roof?
- Should You Pay a Deposit for a New Roof?
- Can You Replace Half a Roof?
- What Happens If It Rains During a Roof Replacement?
- When Do Roof Timbers Need Replacing?
- Replacing the Roof on a Terraced House
- What Decides the Cost of a Bungalow Roof Replacement?
- Can You Replace Roofing Felt Without Removing Tiles?
- Should You Check for Asbestos Before a Re-Roof?
- Can You Reuse Old Roof Tiles?
- Can You Add a Dormer When Re-Roofing?
- What Should a Roof Replacement Quote Include?
- Is a Roof Defect Covered on a New-Build Home?
- Should You Clear the Loft Before a Roof Replacement?
- Is There VAT on Roof Insulation?
Roof repairs 20
- When Should You Call an Emergency Roofer?
- Who Should You Call for a Leaking Roof?
- Can You Get a Grant to Repair Your Roof?
- Is a Roof Leak Covered by Home Insurance?
- Why Does My Roof Only Leak in Heavy Rain?
- Water Stain on the Ceiling: Is It the Roof?
- Should You Put a Tarpaulin on a Damaged Roof?
- Can You Cancel an Emergency Roof Repair?
- Can Roofs Be Repaired in the Rain?
- Mould From a Roof Leak: What to Do
- A Tree Fell on My Roof: What Now?
- How Long Does a Roof Repair Take?
- Do Roof Repairs Need Scaffolding?
- Roof Leak Near a Light Fitting: What to Do
- How to Photograph Roof Damage for Insurance
- Roof Leak or Condensation? How to Tell
- My New Roof Is Leaking: What Are My Rights?
- Should You Pay for a Roof Inspection?
- Signs of a Roof Leak in the Loft
- Can Hail Damage a Roof?
Lead roofing 20
- How Long Does Lead Flashing Last?
- Why Does Lead Split?
- Lead Flashing Coming Away From the Wall
- Can Leadwork Be Done in Cold or Wet Weather?
- Lead Dormer Cheeks and Roofs
- Code 4 vs Code 5 Lead: Which Do You Need?
- How to Tell If Flashing Is Leaking
- Lead Valley vs Dry Valley
- How Thick Is Roofing Lead?
- Should You Repair or Replace Old Leadwork?
- Lead Porch Roofs
- Lead Box Gutters
- What Is a Lead Apron Flashing?
- Is Leadwork Part of a Re-Roof?
- Lead vs Zinc Roofing
- Leadwork on Modern and New-Build Homes
- How Is Lead Flashing Fixed?
- Why Is My Lead Roof Leaking?
- Can You Replace Lead Flashing Yourself?
- Lead Flashing Where an Extension Meets the House
Gutters, soffits & fascias 20
- How Long Do uPVC Fascias Last?
- How Often Does Guttering Need Replacing?
- Do Roofers Replace Guttering?
- Why Are My Gutters Overflowing?
- Leaking Gutter Joints: Causes and Fixes
- What Causes Sagging Gutters?
- Are Gutter Guards Worth It?
- Rotten Fascia Boards: What to Do
- What Are Soffits and What Do They Do?
- Downpipe Replacement: When and Why
- Square vs Half-Round Guttering
- Birds Nesting in Soffits: What You Can Do
- How Often Should Gutters Be Cleaned?
- How Long Does It Take to Replace Fascias and Soffits?
- Aluminium vs uPVC Guttering
- Is Seamless Aluminium Guttering Worth It?
- Damp Wall From a Leaking Gutter
- Shared Gutter With a Neighbour: Who Fixes It?
- What Decides the Cost of a Gutter Repair?
- Bargeboard Replacement
Roof windows & skylights 20
- Condensation on a Velux Window
- Can Roof Windows Be Fitted to Any Roof?
- Do Roof Windows Lose Heat?
- Roof Windows on a Side Roof Slope
- Roof Windows in a Conservation Area
- Roof Windows on a Listed Building
- Skylight Repair: Glass, Hinges and Seals
- Can You Replace Just the Glass in a Roof Window?
- Roof Window Will Not Close: Causes
- Do Roof Windows Need Building Regulations?
- How Long Does It Take to Fit a Roof Window?
- Can Roof Windows Be Fitted From Inside?
- Roof Lantern vs Flat Rooflight
- What Is a Sun Tunnel?
- Fitting a Roof Window in a Slate Roof
- Dormer or Roof Window for a Loft?
- Cutting Rafters for a Roof Window
- Can Roof Windows Be Fitted in Winter?
- Why Is My Flat Roof Skylight Leaking?
- Replacing a Polycarbonate Dome Skylight
Commercial roofing 20
- What Is Cut-Edge Corrosion?
- Liquid Roof Coatings: When Do They Work?
- Industrial Roof Light Replacement
- Do You Need an Asbestos Survey Before Roof Work?
- How Much Does Asbestos Roof Removal Cost?
- VAT on Commercial Roofing Work
- Roof Work on an Occupied Building
- Commercial Gutter Lining
- Roof Edge Protection on Commercial Jobs
- Metal Roof Sheet Replacement
- Warehouse Roof Repair
- Church Roof Repairs and Permissions
- How Long Does a Commercial Roof Last?
- Fibre Cement Roof Sheets
- How Is Asbestos Roofing Waste Disposed Of?
- What Is Non-Licensed Asbestos Work?
- Commercial Roof Condition Surveys
- Emergency Repairs on Commercial Roofs
- PVC vs TPO Roofing Membranes
- Built-Up Felt Roofing on Commercial Roofs
Chimney repairs 20
- Do You Need a Chimney Cowl?
- Chimney Leaking in Heavy Rain
- What Is a Chimney Back Gutter?
- Is Chimney Storm Damage Covered by Insurance?
- Chimney Repairs in a Conservation Area
- Repairing a Chimney on a Listed Building
- Shared Chimney Stack With a Neighbour
- Removing a Chimney Stack Below the Roof Line
- Chimney Pot Replacement
- Spalling Chimney Bricks
- Birds Nesting in a Chimney
- Is a TV Aerial Damaging Your Chimney?
- Do Chimney Repairs Need Building Regulations?
- What Does a Chimney Inspection Cover?
- Cracked Chimney Stack: What It Means
- How Long Does a Chimney Repair Take?
- Can Chimney Repairs Be Done in Winter?
- Does Chimney Waterproofing Work?
- Can You Repair a Chimney Yourself?
- Gallows Brackets for Chimney Breast Removal
Slate roofing 20
- What Is the Minimum Pitch for Slate?
- What Is a Tingle on a Slate Roof?
- Why Is My Slate Roof Leaking?
- Can Roof Slates Be Reused?
- How Heavy Is a Slate Roof?
- Slate vs Tile Roof
- What Is Slate Head-Lap?
- How Long Do Fibre Cement Slates Last?
- Moss on a Slate Roof
- What Causes Cracked Slates?
- Slate Roofs on Listed Buildings
- Ridges on Slate Roofs
- Felt and Membranes Under a Slate Roof
- Matching Slates for a Repair
- Is a Slate Roof Worth It?
- Can Slating Be Done in Winter?
- What Is Slate Delamination?
- Ventilating a Slate Roof
- Copper vs Aluminium Slate Nails
- What a Slate Roof Survey Should Check
Roof cleaning & moss removal 20
- How Often Should a Roof Be Cleaned?
- Does Moss Damage a Roof?
- Is Pressure Washing Bad for Roof Tiles?
- Black Streaks on a Roof: What Are They?
- Can You Use Moss Killer on a Roof?
- Cleaning Concrete Roof Tiles
- Roof Cleaning Runoff: Ponds, Plants and Drains
- How Long Does Roof Cleaning Take?
- How to Stop Moss Growing Back on a Roof
- How Roofers Reach a Roof for Cleaning
- Why Moss Grows on a North-Facing Roof
- Cleaning a Conservatory Roof
- Cleaning a Flat Roof
- Will Roof Cleaning Change the Tile Colour?
- Clean or Replace Roof Tiles?
- Can Roofs Be Cleaned in Winter?
- Should You Clean the Roof Before Selling?
- Can Roof Cleaning Cause Leaks?
- Are Roof Cleaning Chemicals Safe for Pets?
- Perished Ridge Mortar Found Under Moss
Conservatory roofs 20
- Glass Conservatory Roofs
- How Long Does It Take to Replace a Conservatory Roof?
- Why Is My Conservatory Too Hot in Summer?
- Why Is My Conservatory Too Cold in Winter?
- Conservatory Roof Repair: What Can Be Fixed
- Conservatory Glazing Bar Repair
- Noisy Conservatory Roof in the Rain
- Do Conservatory Roofs Need Vents?
- Conservatory Roofs in a Conservation Area
- Conservatory Box Gutters
- Conservatory Roofs With Roof Windows
- Can a Conservatory Roof Be Replaced in Winter?
- Orangery Roofs: How They Differ
- Is There VAT on Conservatory Roof Insulation?
- Can You Replace a Conservatory Roof Yourself?
- Conservatory Ridge Cap Leaking
- Why Is My Conservatory Roof Sagging?
- Lean-To Conservatory Roofs
- Replacing a Victorian-Style Conservatory Roof
- Will a Solid Roof Make My Conservatory Dark?
Spray foam removal 20
- Can Spray Foam Insulation Be Removed?
- Does Spray Foam Always Have to Come Out?
- Will Spray Foam Removal Damage My Roof?
- How Long Does Spray Foam Removal Take?
- Spray Foam and Equity Release
- What Does RICS Say About Spray Foam?
- Does Spray Foam Cause Condensation?
- Spray Foam Applied Directly Under Roof Tiles
- Can You Cancel a Spray Foam Contract?
- Spray Foam and Loft Conversions
- Can You Remove Spray Foam Yourself?
- Spray Foam on a Breathable Membrane
- Buying a House With Spray Foam Insulation
- Spray Foam in a Flat Roof
- Can Spray Foam Be Partly Removed?
- What Is Spray Foam Insulation?
- Is Spray Foam Removal Messy?
- Is Scaffolding Needed for Spray Foam Removal?
- Who Removes Spray Foam Insulation?
- Spray Foam in a Listed Building
Browse by service
Each service page explains the work, what decides the price and how we survey the roof, with its own guides and short answers.
Each answer opens with the reply itself, then adds the detail that decides whether it applies to your house. Where a figure, a regulation or a standard is involved, it is cited from a named source and dated.
If your question needs more space than a short answer allows, the blog and guides go further. If it needs someone to look at the roof, ask for a free quote and we will arrange a survey. The costs page holds the typical UK ranges that sit behind the price questions.