What is a chimney cowl?

Chimney cowls are clever metal ventilators installed above your chimney pot. They work to prevent chilly down drafts. They also stop smoke from being blown back into your living space. Chimney cowls aren’t a requirement, so adding one is completely optional.

What is the difference between a chimney cowl and a chimney cap?

**A cap** usually sits on the pot as a cover with mesh. Meanwhile, **a cowl** often has a more specific aerodynamic or fuel-type design. Both help protect from rain, down-draught and birds, but an [experienced installer](https://www.checkatrade.com/blog/chimney-cowl-fitters-near-me/) can advise which fixture suits your chimney best.

What factors affect the cost of chimney cowl installation?

The [amount you pay for a chimney cowl installation](https://www.checkatrade.com/blog/cost-guides/chimney-cap-installation-cost/) will depend on a few factors including: - **Size of chimney** - Larger chimneys will need larger cowls - **Type of cap or cowl** - **Quality of cap or cowl** - **Accessibility** - If your chimney is difficult to access, this may increase the cost of labour - **Scaffolding** - If [scaffolding ](https://www.checkatrade.com/blog/cost-guides/cost-scaffolding/)is needed to fit your chimney cowl, this will push up the cost of installation

How long does a chimney cowl last?

A quality stainless steel or aluminium cowl fitted and maintained properly should last many years. That said, weather exposure, corrosion, and roof movement can all affect the lifespan.

Do chimney cowls come with a warranty?

Many cowls and accessories often come with a standard manufacturer’s warranty of around **two years**. Your installer will be able to tell you if your new chimney cowl is covered by a warranty, and for how long.

Will fitting a cowl require me to update my chimney liner or flue?

You don’t always need to update your chimney liner or flue when fitting a cowl. However, if the fitter discovers your liner is cracked or blocked, you may need additional work.

When is the best time to fit a chimney cowl?

As soon as you notice issues like **rain ingress, downdrafts, bird nests or odours** you'll want a fitter round to take a look. It’s often easier to schedule in chimney cowl installation in the milder months, but many fitters will carry out work year-round.

Can I install the chimney cowl myself?

If you’re considering fitting a chimney cowl yourself, first ask yourself whether it’s safe for you to climb onto your roof. This is a risky job. If you struggle with mobility, or don't have the right safety equipment for working at height, we’d recommend hiring an[ experienced chimney cowl fitter](https://www.checkatrade.com/blog/chimney-cowl-fitters-near-me/). It will save you alot of time, energy and worry.

How to find the best chimney cowl fitters in [location]?

To help you find checked and reviewed chimney cowl fitters in [location], consider these tips: - Check online reviews to determine their reputation and quality of work - Verify their public liability insurance, so you know they’re covered against any potential accidents or damages - [Get multiple quotes](https://www.checkatrade.com/post-a-job) from at least three tradespeople so you can compare prices and services - Use Checkatrade and **hire one of our approved members that have undergone up to 12 checks** so that you can hire with confidence

Chimney Cowlings Installation in Harwich (32)

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Angel Roofing
10.00
(44 reviews)
Operates in Harwich
Services & skills
Roofer
Chimney Cowlings Installation
Tiled Conservatory Roof Installation
Rubber Roofing Repair
Fibre Glass Roofing Repair
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PRO-SHIELD UK ROOFING LTD
9.35
(79 reviews)
Operates in Harwich
Services & skills
Roofer
Chimney Cowlings Installation
Dry Ridge Repair
Pitched Roofing Installation
Flat Roofing Repair
Call
T P Roofing
9.70
(39 reviews)
Operates in Harwich
Services & skills
Roofer
Chimney Cowlings Installation
Chimney Cowlings Repair
Asphalt Roofing Repair
Felt Roofing Installation
Call
Schofield Roofing Ltd
10.00
(205 reviews)
Operates in Harwich
Services & skills
Roofer
Chimney Cowlings Installation
Flat Roofing Repair
Roofing Repairs
Dry Ridge Installation
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LM Roofing
9.85
(214 reviews)
Operates in Harwich
Services & skills
Roofer
Chimney Cowlings Installation
Thatched Roof Installation
Felt Roofing Repair
Roof Replacement
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RHB Roofing
9.92
(4 reviews)
Operates in Harwich
Services & skills
Roofer
Chimney Cowlings Installation
Moss Removal
Leadworks Installation
Roofing Repairs
Call
Advance Roofing and Landscaping ltd
9.67
(20 reviews)
Operates in Harwich
Services & skills
Roofer
Chimney Cowlings Installation
Chimneys Installation
Roof Replacement
Dry Ridge Installation
Call
M & B CONSTRUCTION INC LIMITED
9.94
(43 reviews)
Operates in Harwich
Services & skills
Roofer
Chimney Cowlings Installation
Dry Verge Installation
Conservatory Roof Conversions
Leadworks Installation
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JTS Property Maintenance
9.94
(117 reviews)
Operates in Harwich
Services & skills
Roofer
Chimney Cowlings Installation
Dormer / Roof Windows
Asphalt Roofing Installation
Leadworks Repair
Call
We Fix Roofs Limited
10.00
(22 reviews)
Operates in Harwich
Services & skills
Roofer
Chimney Cowlings Installation
Moss Removal
Pitched Roofing Repair
Leadworks Installation
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JMS Roofing Ltd
9.99
(102 reviews)
Operates in Harwich
Services & skills
Roofer
Chimney Cowlings Installation
Metal Roofing Installation
Roofing Repairs
Pitched Roofing Installation
Call
DWC Roofing and Home Maintenance ltd
9.17
(37 reviews)
Operates in Harwich
Services & skills
Roofer
Chimney Cowlings Installation
Chimney Cowlings Repair
Green Roofing Repair
Dry Verge Repair
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Top rated Chimney Cowlings Installations in Harwich

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187 ratings

Our Chimney Cowlings Installations in Harwich are rated an average of 10 out of 10 based on a sample of 187 reviews from customers like you*

*This review aggregate is based on real customer reviews from a randomly selected postcode in this area

Find Chimney Cowling Installation in Harwich

Is your chimney letting in downdrafts or rain? Fitting a chimney cowl is the answer. A cowl sits on top of your chimney pot to:

Keep out rain
Limit cold drafts escaping into your home
Stop backflow of smoke
Help with ventilation

Read on for everything you need to know about chimney cowling installation covering Harwich – including costs and hiring tips.

Rather we do the searching for you? Try our quick request a quote feature and we’ll put you in touch with chimney cowling installation services covering your local area.

What does chimney cowl installation involve?

Hire an experienced fitter and they'll take the following steps to fit a chimney cowl:

Working at height (sometimes with scaffolding), your installer checks that the flue is suitable and the top is clear of debris
A suitable cowl is selected (size, fuel type, and finish are all considerations)
Cowl is fitted either by slipping into the flue or fixing with straps and adhesive (depending on the manufacturer guidelines)
The fit-out is checked for safe mounting and correct ventilation

How much does it cost to install a chimney cowl?

Expect to pay between £189 and £518 , with an average cost of £301.

For more chimney cowl prices and information, visit our chimney cap installation cost guide.

Do you need scaffolding to fit a chimney cowl?

You don’t always need scaffolding. For many single-storey or easily accessible roofs, a ladder and roof-access method might do the trick.

However, for taller properties or difficult to reach roofs, scaffolding is needed.

Tip: Make sure to ask your fitter ahead of time whether scaffolding is needed and whether the costs will be included in their quote.

Who will fit a chimney cowl?

Roofers and qualified chimney sweeps can help with a chimney cowling installation.

Hire using Checkatrade’s free directory and you’ll know your fitters will have the right experience.

Will a chimney cowl stop rain entering my flue?

Yes – one of the main perks of fitting a cowl is that it helps prevent rain and debris entering the chimney, which can lead to damp and odours.

Why use Checkatrade?

Fully checked installers covering your local area
Insurance always listed
Easy to compare multiple profiles
Handy reviews from local customers
Covered by the Checkatrade Guarantee (T&Cs apply)

Looking for more tradespeople in Harwich?

Find Checkatrade reviewed Tradespeople, get a quote today, discover related services in Harwich and check out our latest home improvement guides.

Chimney Cowlings Installation in Harwich (32)

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Describe your job

Describe your job

Angel Roofing

Services & skills

PRO-SHIELD UK ROOFING LTD

Services & skills

T P Roofing

Services & skills

Schofield Roofing Ltd

Services & skills

LM Roofing

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RHB Roofing

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Advance Roofing and Landscaping ltd

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M & B CONSTRUCTION INC LIMITED

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JTS Property Maintenance

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We Fix Roofs Limited

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JMS Roofing Ltd

Services & skills

DWC Roofing and Home Maintenance ltd

Services & skills

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What does chimney cowl installation involve?

How much does it cost to install a chimney cowl?

Do you need scaffolding to fit a chimney cowl?

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