Now available at our Andover Branch for order & collection - 32/1000 Box Profile Roofing Sheets

FAQ & Advice

Are you looking to order steel roofing sheets but not sure where to start? This helpful section will have the answers to all common roofing questions such as how to measure your roof? How long will delivery of my roofing sheets take? And many more useful answers to queries.

This FAQ page will have information regarding box profile, tile form, corrugated and flashings, from how to order to features and accessories help.

Ordering your Cladco roofing has never been simpler with our online roofing calculator and online easy to follow installation guides.

Cladco Roofing’s frequently asked question categories below have explanations to a range of questions from roofing samples, installation guide, maintaining your roofing sheets and more. If your questions are not below please do get in touch with the team via email at [email protected] or call the office on 01837 659901


General Information
How do I work out how many roofing sheets I need?

The Cladco Roofing Calculator is designed to calculate how many Roofing Sheets, Screws and Flashings your project may need, and will provide you with a quote. See the Calculator here.

Do you have coloured screws available for Roofing Sheets?

No, Cladco does not offer coloured screws to match the Roofing Sheets, however, Cladco does offer Colour Caps.

The Colour Caps match the Roofing Sheets to ensure your Roofing project has a seamless and polished finished appearance. Simply place the Caps over the 8mm Hex Head Screws on your Roofing Sheet.

See our Colour Caps here.

What is a lean to roof?

A Lean to roof can be defined as a building, or a structure where the roof protrudes / leans on the side of a building, with the other part of the roof traditionally proped up with rafters.

Do I need planning permission for my shed?

In some cases, you may need planning permission for your shed.

Your shed should abide by the following rules:

No exceed 2.5metres in height.

Is your shed within 2 metres of your properties boundary walls

Along with other outdoor buildings, decking and patios, the shd doesn't take up more than 50% of your outdoor space.

You do not live in a listed building, an area of the outstanding natural beauty of a national park.

However, please always seek professional advice. Learn more about planning permission for sheds here.

Do I need planning permission to change the materials on my roof?

Alteration to your roof, i.e. changing the materials, is not often a need for planning permission as it is considered permitted development. However, in some cases, i.e. if you are in a listed building, in an area of outstanding beauty or a national park, planning permission may be required. Before making any changes to your roof we recommend seeking out professional advice. For further information, see our blog here.

Can you help me dispose of my old roofing?

We do not dispose of old roofing materials. This will need to be undertaken either by yourself or by specialist removal company depending on the material involved.

Where are you based?

Cladco Profiles is based in Okehampton, Devon. You can find directions to our premises here

What's the maximum sheet length?

Cladco Profiles are equipped to handle any sized orders. Simply contact our sales team for quotes and further information Cladco Profiles have a range of roofing profiles on offer, each of these has different maximum specifications they can be manufactured to:

For 34/1000 box profile 0.5mm maximum length is 7 metres.

For 34/1000 box profile 0.7mm maximum length is 9 metres.

For 32/1000 box profile 0.7mm maximum length is 9 metres.

For 32/1000 box profile 0.5mm maximum length is 7 metres.

For 13/3 corrugated profile, 0.7mm maximum length is 7 metres.

For 13/3 corrugated profile, 0.5mm maximum length is 5 metres.

For TileForm Profile maximum length is 6 metres.

Do I need Z Purlins and What is a Z Purlin?

Z Purlins are often placed as a supporting structure between roofing sheets or vertical cladding for added strength, support, and flexibility. compared to other materials used for the same purpose. Different variations, sizes and lengths may be needed for different buildings and projects, contact our sales team today on 01837 659901 to find out what you may need.

How do I Measure my roof?

Our easy to use online Cladco Roofing Calculator will show you the shape of the roof and which elements to measure, this will then guide you through the steps to order. Alternatively please call our sales team for further assistance.

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Delivery Information
How are Roofing Sheets packed for delivery?

Once our Roofing Sheets are cut, orders are carefully packed for delivery with a cover sheet used to protect the surface of the sheet’s coating and finish during transport.  Cut Level 5 Protective Gloves must be worn for adapted protection during offload and handling.

Do you deliver?

We offer a UK delivery service on all of our products, larger items are sent with our own fleet of lorries and smaller items with Royal Mail or Parcelforce. Please see delivery information here

Do you deliver outside the UK?

All items are delivered to UK Mainland only, please see our delivery information here

What are the delivery lead times?

For Roofing Sheets, the current lead time is 2-3 weeks. For sample swatches and smaller packages these can be delivered with Parcelforce and take between 3-5 working days. For prices and more information on delivery please see here

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Product Information
What is Dripstop?

Dripstop is an anti-condensation felt membrane, applied to the reverse of your roofing sheet during the manufacturing process of Cladco 32/1000 Box Profile, 34/1000 Box Profile or Corrugated Roofing Sheets. The Dripstop is designed to prevent condensation build-up on your Roofing Sheets. Dripstop will only work if it is applied to a well-ventilated building. Find out more about Dripstop here.

Do Roofing Sheets provide efficient roof drainage?

Roofing Sheets generally provide better drainage than individual tiles due to their smoother surfaces. Cladco Roofing Sheets, when installed correctly, encourage water run-offs thanks to the corrugations and rivets found in the profiles. See our installation guides here for further information.

Are Cladco Roofing Sheets corrosion-resistant?

Yes, Cladco Roofing Sheets are manufactured using Galvanised Steel, which has a corrosion-resistant component to ensure a high-quality, long-lasting product. Find out more about Cladco Roofing Sheets and their properties here.

What are Insulated Panels?

Insulated panels are a thickness of insulation (to your choosing) covered with a steel sheet which is securely attached before installation. Having steel sheeting with insulation already secured to the underside can speed up installation and potentially reduce costs on larger products. Find out more here.

What coatings do you have available for Cladco Roofing Sheets?

Cladco Box Profile and Corrugated Roofing Sheets are available in a range of coatings, including PVC, Polyester Paint Coated, Galvanised and Prelaq Mica.


Cladco Tileform Roofing Sheets are available in Prelaq Mica coating only. If you would like to find out more about our range of coatings available, please see our website here.

What is the difference between PVC Plastisol Coating and Polyester Paint?

PVC Plastisol Coating is a thick, high-quality, long-life coating made of a leather grain embossed plastisol. PVC Coated Roofing Sheets are of higher quality with scratch-resistant properties and longer life. Polyester Painted Roofing Sheets are less resistant to scratches and are more likely to scratch and mark. Polyester typically needs maintenance from 8 to 12 years). Find out more about the different choices of Coatings we offer here.

How many colours are available for each coating?

Our range of coatings include a choice of 11 colours for PVC Plastisol, five colours for Polyester Paint and three colours for Tile Form Prelaq Mica Sheets. Galvanised finishes are available for both Box Profile and Corrugated Profiles, providing a plain, unpainted finish. Explore our Roof Sheets here.

What is a foam filler? What does a foam filler do?

Cladco Foam fillers come in matching profiles to the Cladco Roofing Sheets, foam fillers are designed to be fitted between the sheets or flashings to prevent vermin and debris from entering the building. 

What's the best coating for living by the sea for my Roof Sheets?

Due to the corrosive effect found in the salt in the sea air, no product will have the same lifetime as one not subjected to these conditions. However, we offer a range of coatings for steel roofing sheets. For further questions please contact our sales team on 01837 659901

What's the best roof coating?

We offer a range of coatings for your roofing project. To read all the benefits of the coatings available, please see here

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Maintenance and Aftercare
How can you prevent condensation build up when using Steel Roofing Sheets on your build?

Cladco provides a Dripstop membrane option which can be added to Cladco Corrugated, Box Profile 34/100 and Box Profile 32/1000 during manufacture. Dripstop is applied to the reverse of your Roofing Sheet as a self-adhesive felt membrane to help prevent condensation buildup. The Dripstop Membrane will absorb the moisture - which occurs when moist, warm air, hits a cold surface - and will release the moisture back into the air when conditions return to below the 'dew point'. Find out more about Dripstop here.

Are Cladco Roofing Sheets corrosion-resistant?

Yes, Cladco Roofing Sheets are manufactured using Galvanised Steel, which has a corrosion-resistant component to ensure a high-quality, long-lasting product. Find out more about Cladco Roofing Sheets and their properties here.

Do I need to look after and maintain my Cladco Roofing Sheets after installation?

To ensure your Cladco Roofing Sheets will last for many years. It is recommended to check your Roofing Sheets regularly and clear away any leaves or debris, and clean any marks or scratches (most marks should be able to be cleaned using soap and water). Find out more here.

Do I need to treat my metal Roofing Sheets?

Metal roofing sheets are manufactured from galvanised steel and so do not require treating to protect them from the elements. Any newly cut ends can be painted with a metal paint of a similar colour to help protect exposed metal edges.

Can I add Dripstop anti-condensation membrane after purchase?

Dripstop anti-condensation membrane can’t be applied to sheets after purchasing or installing. The special polyester fleece that prevents water droplets dripping off the underside of a metal Roof Sheet can only be attached to Sheets at the time of manufacturing. Find out more here.

How do I maintain my Roofing Sheets?

Ensure that your roofing sheet is kept clear of debris. For more information about maintaining your roof see here

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Can Cladco Roofing Sheets be used for Side Cladding?

Yes, Cladco Roofing Sheets have been used in many customer projects as Side Cladding. See this project for inspiration, this project also uses Cladco Roofing sheets as Side Cladding

For further information contact our sales team on 01837 659901 

How much should Roofing Sheets overlap?

When installing Cladco Roofing Sheets, they must overlap by a minimum of one Profile or Corrugation, find out more in our installation guide here.

When installing Cladco Roofing Sheets, what part of the Steel Sheeting should you insert the fixing screws into?

Screws are inserted at different spaces depending on what Sheet is being installed.


Cladco Corrugated Roofing Sheets require the screws to be inserted into the crest of the corrugations.

Cladco Box Profile and Tileform Roofing Sheets require the screws to be inserted at the valley of the Profile.


When fixing Cladco Roofing Sheets to your building, is it important to follow the relevant installation guides. These can be found here.

What is the minimum pitch when installing Roofing Sheets?

The minimum pitch required for a single pitch roof differs depending on what Profile Roofing Sheet is being installed.


Box Profile Roofing Sheet - 4-5° minimum pitch
Corrugated Roofing Sheet - 10° minimum pitch
Tileform Roofing Sheet - 12° minimum pitch


For more information, please see the installation guides here.

Are Cladco Tileform Roofing Sheets easier to install than traditional clay tiles?

Cladco Tileform Roofing Sheets can be easier and quicker to install compared to individual clay tiles. Find out more about Cladco Tileform Roofing Sheets here.

What are Self-Tapping Screws and do I need them for my Roofing installation?

Self-Tapping Screws are used when installing your Cladco Roofing Sheets. Self-Tapping Screws have a drill bit style end, meaning the Screws do not need to be predrilled and can efficiently attach two materials with relative ease. See our installation guides here for more information.

What other materials do I need for my Roofing installation?

When fitting your roofing project, there are several additional materials you may require. Dripstop can be added to your sheets in the manufacturing process. Flashings, ridges, foam fillers and fixings are also additional materials you may need. Use our Roofing Calculator here to see what you may need for your project.

Why must my sheets overlap?

When installing Roofing Sheets, it is important to lap each sheet by a minimum of one profile. Lapping the Sheets enables any rainwater to drain off the roof and not seep underneath the sheets and into the building below. Lapping the sheets also prevents dirt, debris and vermin from entering. See our installation guides here to see how to install your roofing sheets correctly.

How do I cut PVC Plastisol Roofing Sheets?

We supply all our Roofing Sheets to specific lengths to suit your project, reducing the need to cut metal sheets yourself. However, if this doesn’t to be done, we recommend using Aviation Tin Snips for a clean cut. Find out more here.

What's the minimum sheet length?
Cladco Profiles are equipped to handle any sized orders. While we don't have a minimum order amount, we do have minimum sheet lengths. The minimum length is 600mm for all roofing sheets except Tileform roofing sheets which are 800mm minimum.
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Why do prices vary from one coating to the next?

Prices vary depending on whether the Roof Sheets has either a PVC Plastisol, Polyester or Prelaq Mica coating. Polyester Paint is our most affordable coating available, then to PVC Plastisol offering a hard-wearing, durable coating. Prelaq Mica is our toughest, available with the Tile Form Profile.

Can I buy used Roofing Sheets?

Along with brand new Roofing Sheets, we also sell yard and clearance stock, which is available from our Clearance section on our website. Please note, yard stock is sold on a ‘first come first serve’ basis and come in random finishes, profiles and sizes. Find out more here.

Do you offer any discounts?

Roofing Sheets are offered at a competitive price, for larger orders we can look at potential discounts.For further information please contact our sales team on [email protected] or 01837 659901

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