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Polycarbonate Roofing Sheets

Whether you’re revitalising your conservatory or building a brand-new greenhouse, polycarbonate sheets are an excellent choice. They are wonderfully lightweight, durable, and easy for anyone to install. These advantages make them ideal for an enormous range of projects. This is whether you’re fitting the panels yourself or getting a helping hand from a professional.

We’re proud to work top polycarbonate manufacturers to offer homeowners a wide range of both solid and multiwall polycarbonate shipped right across the country. They’re available in all popular thicknesses, including twinwall and triplewall, and a choice of finishes including clear, opal and bronze. We even offer a service where you can purchase your polycarbonate sheets cut to size, minimising fuss and wastage on-site.

To achieve a professional finish, choose from our selection of glazing bars specially crafted to be compatible with your polycarbonate roofing sheets. These include low-cost plastic glazing bars, which are ideal for small canopies or shelters. We also stock premium aluminium and self-supporting glazing bars. These have been engineered for use on large canopies, shelters, or conservatories.

We stock absolutely everything you’ll need for a complete polycarbonate roofing system, right here at Roofing Megastore. Plus, take advantage of mega savings and our fast, nationwide delivery network when you order polycarbonate sheets online or by telephone.

Polycarbonate Sheets

Has condensation begun to form on your old conservatory roof panels? Have you been inspired to take up gardening and grow veg in a greenhouse? Look no further than our polycarbonate roofing sheets. They’re so versatile they can be used on almost any home or garden project, and they’re easy to install. We offer a selection of both solid and multiwall polycarbonate here at Roofing Megastore.

AXIOME Multiwall Polycarbonate Sheet

Multiwall Polycarbonate Sheets

Multiwall polycarbonate sheets combine up to seven layers of polycarbonate to provide superb insulation for the space below. With over 10 years’ guarantee, these polycarbonate roof panels are a reliable solution for carports, greenhouses, conservatories and more!

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AXGARD Solid Polycarbonate Panel

Solid Polycarbonate Sheets

Solid polycarbonate sheets offer incredible strength whilst being much safer to install than traditional glass panels. Plus, they offer as much as 200 times greater impact resistance than double glazing. So these sheets offer a shatterproof solution for balcony screens, greenhouses, conservatories and more!

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PVC Glazing Bars

Plastic glazing bars are perfect for achieving a clean finish to your polycarbonate roofing system without breaking the bank. They’re purposely designed to be fixed onto a timber frame, and used with multiwall polycarbonate roofing sheets up to 25mm thick. You then fit your panels between the top cap and base bar. It couldn’t be easier!

From H sections to drip trims and end caps, we provide full plastic glazing bar systems with all the essential components. These secure your polycarbonate roof panels snugly into place and ensure that they can handle anything the Great British weather throws at them. They’re also incredibly easy to install, ideal for homeowners and tradespeople.

PVC glazing bar for polycarbonate roof

Lean-to Glazing Bars

Connect two polycarbonate sheets along the lengths with our plastic lean-to bars. You simply screw the base of our lean-to bar directly into the timber frame using the provided screws. Then simply sit the panels between the base bar and top cap.

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H section for polycarbonate roof panel

H Sections

Join multiple polycarbonate roof sheets together along the widths with our plastic H sections. Just slide the sheets into the H section and their strength will allow extensive span without the risk of bowing. All without the need to fix your H sections to a timber frame.

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Drip trim for polycarbonate roof system

Drip Trim

Place our plastic drip trims along the width of your polycarbonate roofing sheets on the side opposing the wall. This prevents any water or condensation entering the panels. They’re also simple to install, with no need to fix to the timber frame.

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Side flashing for polycarbonate sheets

Side Flashings

Seal the left- and right-hand sides of your polycarbonate roof with our end stop bars. These further secure your polycarbonate sheets into place to achieve a clean, enclosed finish to the system. You simply slide your sheets into the end stop bars and fix them directly into the timber frame.

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Flashing tape used on polycarbonate roof

Flashing Tape

Prevent water ingress into the top of your sheets and achieve a seamless finish with our flashing tape. A fantastic alternative to lead, this self-adhesive tape allows you to keep water out of your polycarbonate sheets and prolong the lifespan of your roof.

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Fixing screw for polycarbonate roofing sheet

Polycarbonate Fixings

Secure your polycarbonate roof panels into the timber frame with our fixing buttons. Featuring a large head and thread, these fixings are purposely designed to maximise the security of your sheets whilst preventing water ingress.

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Aluminium Glazing Bars

For large, high-end projects, choose our premium aluminium glazing bars to benefit from the combination of exceptional quality materials and stylish finishes. These bars are easily fitted onto a timber frame, and are capable of securing both solid and multiwall polycarbonate sheets between 2mm and 35mm thick. Your panels are then fitted between the top cap and base bar – it couldn’t be any easier!

With ridge pieces, gable bars, valley bars and more on offer, we provide a full aluminium glazing bar system. This will keep your polycarbonate roof sheets firmly in place while providing a seamless aesthetic. They’re also incredibly easy to install, great news for DIYers and tradesmen alike.

Vertical glazing bar for polycarbonate roof panel

Vertical Glazing Bars

Join two polycarbonate sheets along the lengths with our aluminium glazing bars. First, screw the rubber gasket directly into your timber frame with the included fixings. Then, simply lay your roof sheets and fix the top cap to secure them into place.

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Gable bar for polycarbonate roof system

Gable Bars

Achieve a complete, professional finish along the exposed gable of your polycarbonate roof with our aluminium glazing bar. Just lay your sheets onto the rubber gasket included and place the gable piece on top. Then, screw your sheets into place.

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Hip bar for installing polycarbonate sheets

Hip Bars

Join multiple polycarbonate sheets at a hip using our aluminium hip bar. Just lay your sheets between the hip bar and rubber gasket. Then use the fixings provided to secure your sheet into place. The rubber gasket prevents the sheets from moving as well as water ingress below the hip bar.

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Ridge bar for polycarbonate roofing

Ridge Bar

Connect polycarbonate roofing sheets on an apex roof with our aluminium ridge piece. Simply place your sheets between the ridge piece and rubber gasket. Then, fix the sheet into place. The ‘wings’ of the ridge piece will then allow adequate room to fit the compatible glazing bars.

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Wall bar for polycarbonate roof sheets

Wall Bars

Achieve a professional finish when fitting your polycarbonate roofing system up against a rising wall with our aluminium wall bars. Simply lay your sheets onto the included rubber gasket and place the gable piece on top. Then use the included screw to secure your sheet into place.

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Valley bar for polycarbonate system

Valley Bars

Join multiple polycarbonate sheets at the valley using our aluminium valley bar. Rest your sheets on the ‘wings’ of the valley bar and the rubber gaskets will prevent any movement. Your sheets will then be secured into place by the accompanying glazing bars.

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Side flashing for polycarbonate panels

Side Flashings

Seal the left- and right-hand sides of your polycarbonate roof with our side flashings. This will allow you to further secure your polycarbonate sheets and achieve a clean, complete finish. Simply slide your sheets into the flashings and fix them directly into the timber frame.

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Flashing Tape

Prevent water ingress into the top of your sheets and achieve a seamless finish with our flashing tape. A fantastic alternative to lead, this self-adhesive tape allows you to keep water out of your polycarbonate sheets and prolong the lifespan of your roof.

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Fixings

Secure your polycarbonate roof panels into the timber frame with our fixing buttons. Featuring a large head and thread, these fixings are purposely designed to maximise the security of your polycarbonate sheets whilst preventing water ingress.

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Self Supporting Glazing Bars

Say goodbye to the timber frame and achieve a professional finish using our self-supporting glazing bar system. Purposely designed for projects where there is no other structure in place, these systems can completely support both solid and multiwall polycarbonate roofing sheets themselves. The possibilities are endless!

We offer everything you’ll need for a complete self-supporting polycarbonate roofing system. This includes gable bars, eave beams, wall bars and more. Our self-supporting system can support polycarbonate sheets that are up to 35mm thick, and will provide decades of reliable service.

Glazing Bars

Join two polycarbonate sheets along the lengths with our self-supporting glazing bars. These bars are available in both low and high span options, ideal for virtually any project. Simply place your polycarbonate sheets between the top cap and rubber gasket. Then use the screws provided to secure the sheet into place.

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Gable Bars

Achieve a clean, professional finish along the exposed gable of your polycarbonate roof with our self-supporting gable bar. These are also available in both low and high span, suitable for almost any task. Just lay your sheets onto the rubber gasket and place the gable piece on top. Then use the included screw to secure your sheets into place.

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Wall Bars

Achieve a perfect finish when fitting your polycarbonate roof against a rising wall using our self-supporting wall bars. These are available in both low and high spans, giving you an option for almost any project. Simply lay your sheets onto the rubber gasket and place the gable piece on top. Then use the included screw to secure your sheet into place.

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Wall & Eaves Beam

Secure your polycarbonate sheets against both the upper wall and lower eaves with our self-supporting wall and eaves beam. These multi-use beams are secured against the wall with a screw and utilise rubber gaskets to prevent any water ingress. You simply use these beams in conjunction with our self-supporting glazing bars and caps to secure your sheets into place.

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Post & Bracket Kits

Support your polycarbonate roofing system with our post and bracket kits. These include 3000mm posts to elevate your roof and aluminium brackets, which secure the posts to our self-supporting wall and eaves beam. All fixings are then carefully concealed to provide a professional finish.

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