Polycarbonate Roofing Sheets

Whether you’re replacing an old conservatory or are building a new greenhouse, polycarbonate sheets are an ideal choice. They are wonderfully lightweight, durable and easy to install. This makes them ideal for virtually anybody. That is whether you’re fitting the panels yourself or are getting a helping hand.

Roofing Megastore stock and ship both solid and multiwall polycarbonate roofing across the country. They are available in a selection of popular thicknesses, including twinwall and triplewall. You can also select custom sizes when ordering online and pick from a choice of colours.

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

With everything you need for a complete polycarbonate roofing system, you needn’t shop around for your next project. Plus, take advantage of mega savings and fast UK delivery when you order polycarbonate sheets online or by telephone.

Polycarbonate Sheets
PVC Glazing Bars
Aluminium Glazing Bars
Self Supporting Glazing Bars

Polycarbonate Sheets

Has condensation begun to form in your conservatory roof panels? Are you inspired to begin growing veg in a greenhouse? If so, simply turn to our polycarbonate roofing sheets. They can be used on virtually any project and are easy to install. You also have a choice of either solid or multiwall polycarbonate when you shop at Roofing Megastore.

Multiwall Polycarbonate Sheets

Cut to size multiwall polycarbonate sheets combine several layers to provide superb insulation whilst remaining wonderfully easy to install. With up to 10 years guarantee, these panels are a long-term solution for carports, greenhouses, conservatories and more!

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Solid Polycarbonate Sheets

Solid polycarbonate sheets offer incredible strength whilst being far safer to install than traditional glass panels. At up to 200 times stronger than glass, these panels offer a shatterproof solution for balcony screens, greenhouses, conservatories and more!

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PVC Glazing Bars

When you’re sticking to a tight budget, our plastic glazing bars allow you to achieve a clean finish without breaking the bank. They are purposely designed to be fixed onto a timber frame and used with multiwall polycarbonate roofing sheets up to 25mm thick. Your panels are then fitted between the top cap and base bar – it couldn’t be any easier!

From H sections to drip trims to end caps, our plastic glazing bar system includes all the essential parts. These secure your polycarbonate roof panels snuggly into place and ensures they can handle the British weather all year round. They are also incredibly easy to install and ideal for both homeowners and tradespeople.

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 your timber frame with the provided screws. Then simply sit the panels between the base bar and top cap.

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H Sections

Join multiple polycarbonate roof panels along the widths with our plastic H sections. Just slide the sheets into the H section and their strength allows 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

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 your panels whilst being easy to install, as you needn’t fix the drip trim to your timber frame.

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Side Flashings

Seal the left and right hand side of your polycarbonate roof with our end stop bars. This allows you to secure your polycarbonate sheets further and achieve a clean, enclosed finish. You simply slide your sheets into the end stop bars and fix them directly into your timber frame.

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Flashing Tape

Prevent water ingress at the top of your sheets and achieve a seamless finish with our flashing tape. A fantastic lead-alternative, this self-adhesive tape allows you to control the flow of water over your polycarbonate sheets and prolong their lifespan.

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Fixing screw for polycarbonate roofing sheet

Polycarbonate Fixings

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

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Aluminium Glazing Bars

Indulge in our premium glazing bars and benefit from the combination of high-quality aluminium and wonderful finishes. They are easily fitted onto a timber frame and capable of securing both solid and multiwall polycarbonate 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, our aluminium glazing bar system has everything you need. These secure your polycarbonate roof panels snuggly into place and provide a gorgeous aesthetic. They are also incredibly easy to install and ideal for both DIYers and tradesman.

Vertical glazing bar for polycarbonate roof panel

Vertical Glazing Bars

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

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Gable Bars

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

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Hip bar for installing polycarbonate sheets

Hip Bars

Join multiple polycarbonate sheets at a hip with our aluminium hip bar. Just lay your sheets between the hip bar and included rubber gasket. Then use the provided screw to secure your sheet into place. The rubber gasket prevents any sheet movement or water ingress below the hip bar.

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Ridge Bar

Connect polycarbonate roofing sheets on an apex roof with our aluminium ridge piece. Simply place your sheets between the ridge piece and included rubber gasket. Then use the included screw to secure your sheet into place. The ‘wings’ of the ridge piece then allows adequate room for the compatible glazing bars to fit.

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Wall Bars

Achieve a professional finish when fitting your polycarbonate roof up against a rising wall with our aluminium wall bars. Simply lay your sheets on 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 Bars

Meet multiple polycarbonate sheets at the valley with our aluminium valley bar. Simply rest your sheets on the ‘wings’ of the valley bar and the rubber gaskets will prevent any movement. Your sheets are then secured into place by the accompanying glazing bars.

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