FAQ & Advice

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.

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.

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.

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.

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.

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.

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.

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.

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.

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.

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.

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.

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.

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.

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.

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.

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.

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.

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.

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.

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.

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.

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.

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.

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.