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Chimney Cowl Installation

Mossinator professionally and safely install chimney caps and cowls using our truck mounted cherry picker.

Why Install a Chimney Cap or Cowl?

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    Weather protection – Prevent rain and wind from entering the chimney, reducing the risk of damp and structural damage.
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    Bird & Pest Guarding – Keep birds, squirrels and other animals from nesting inside your flue.
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    Improved Draft – Chimney cowls (rotating cowls) are designed to improve airflow, keeping your fire or store burning more efficiently.
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    Extended Chimney Life – Reduces moisture and debris buildup, protecting your chimney liner and masonry.

Chimney Cowl Models

In addition to our bird guards, we also supply and install other chimney cowls including terracotta and other specialist types suited to chimney and appliance.

Decorative Sprung-Fit Birdguard for Chimneys


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These bird guards provide a simple and effective way to protect your chimney from birds nesting inside your flue or from sitting on top of your chimney. These steel bird guards prevent birds, debris and nesting materials from blocking your chimney whilst maintaining good airflow.

The sprung-fit allows the bird guard to be securely fitted inside the chimney pot. Once in please the spring arms expand to hold the guard firmly in position.

Suitable for use with coal, wood, gas and oil.

High Top Birdguard - Solid Fuel


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Birdguard with terracotta painted finish and strap fixing designed to provide reliable protection for chimneys.

These bird guards prevent birds nesting in the chimney as well as helping prevent water ingress.

Chimney Cap


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Prevents birds, debris and rain entry into disused chimneys whilst allowing ventilation. Stops decay of chimney system associated with freeze/thaw cycle during winter months, and saves heat loss. Fits all pots between 125mm and 250mm. Secure fitting by 4 stainless steel pressure bolts.

If you are unsure which type of cowl you need, please do get in touch for more information. We can recommend and install a solution that is bespoke to your chimney and its specific requirements, ensuring it functions efficiently.

Residential Services

Whether you’re renovating, preparing to sell or simply want to enhance the exterior of your property, a clean roof makes a noticeable difference.

Get In Touch

Our technicians are ready to help you.

Trusted Industry Standards

Certified by City & Guilds, IPAF, and PASMA for safety and quality assurance.
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