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Whoo-wee, it is blowing a GALE out there! Will your timber building survive a storm like the fierce hoolies we’ve seen lately?

We get it. No one wants a Wizard of Oz situation happening in their back garden. If you buy a garden shed, garage or garden room, the last thing you want is to see it flying past your window, airborne and off over the rainbow. 

And over the past few years, we’ve seen more than our fair share of big beltin’ storms in Scotland. Climate change means that this situation isn’t likely to improve any time soon. So are garden sheds going to become historical artefacts that no one can have anymore because the wind is just too mental?

Calm down, Sheddies! No one is taking your timber buildings. Not on our watch!

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    How to prevent storm damage to a shed

    Picture of an apex shed painted in Asteroid (grey/blue colour) in a customers garden with wild flowers round the shed and fencing round the garden.
    G&M Apex Shed

    Kieran recently received an email from a customer who decided not to proceed with their G&M project. After the recent storm, they were concerned that a garden building wouldn’t be suitable for their garden at all, due to the risk of future storms.

    If you’ve ever felt this way we understand your concern – you don’t want the garden building you’ve invested in to fly away or get severely damaged in bad weather. But don’t lose hope for your garden-building dreams, Sheddies! There are plenty of steps you can take to ensure your garden building is sturdy enough to survive a storm, starting with buying a high-quality structure.

    If you’re imagining a flimsy wooden affair when you picture a garden shed, rest assured a G&M is nothing like that. All of our timber buildings are designed to be seriously stable. We’ve been putting up buildings in Scotland long enough to know they have to be! Just ask our Delivery Team – our sheds are heavy. 

    Cladding Thickness 19mm

    Cladding thickness is essential for a solid shed. We recommend a minimum of 16mm for shed cladding. Anything thinner than this in Scotland isn’t going to cut it and will make a rather flimsy structure.

    At G&M, our Sheds use 19mm thick cladding. Some cheaper sheds have cladding as thin as 6mm, which is definitely not strong enough to withstand a storm. Cladding this thin will likely let in water and is at risk of being damaged in strong winds – it’ll be a pile of sticks in no time. 

    Redwood tongue & groove weatherboard

    Close up of an apex shed painted in Hosta Green (green/blue colour) showing the tongue and groove redwood weatherboard cladding and some of the white shed door.
    Tongue & Groove Redwood Weatherboard Cladding

    We use redwood rather than whitewood for our sheds for its superior performance, which includes the strength it gives the shed. The tongue & groove weatherboard cladding profile also works to keep water out. The interlocking joints slot together rather than overlapping – creating a tight, stable structure. The curve of the cladding allows for rain to easily run off – crucial in a storm.

    Framing

    Our sheds feature 70mm x 45mm C24-Graded pressure-treated framing. The framing of your shed is very important – it’s like the bones of your shed. High quality and heavy framing, ensure your shed stays solid even in strong winds.

    Roofing

    A Gillies and Mackay Apex shed with steel box profile roofing. It is painted in Clover Leaf Sadolin paint
    Apex Shed with Steel Box Profile Roofing

    Each of our Sheds comes with a steel box profile roof as standard. Previously we used felt roofs on our sheds, but this wasn’t as long-lasting and reliable as our buildings. 

    A felt roof might be fine for a smaller shed but if you want ultimate protection – you’ll want a steel roof. The cheaper the shed it’s likely the lighter the felt will be. Light felt won’t last very long and can be easily damaged – leaving your shed open to water ingress issues. A steel box profile roof offers ultimate protection. In the case of a storm, you can imagine that a felt roof is much more likely to be ripped off in winds than a steel roof.

    So, if you want to safeguard your shed from storm damage – I’d always recommend searching for one with a steel roof.

    The 3-Tier Workshop

    A picture of an Apex 3-Tier Shed. In our Show Area with potted flowers and plants around it and a blue sky. The shed is a yellowish colour - the natural colour of the timber.
    G&M 3-Tier Workshop with Canopy

    If you want a shed but are worried it won’t be able to withstand the bad weather in your area, I’d like to introduce you to our 3-Tier Workshop. The 3-Tier Workshop features layered walls with an air cavity, which makes it completely watertight. 

    Layered Construction 

    Picture of the interior of the 3-Tier Shed. You can see the timber flooring, framing and OSB of the walls and the roof. There's also a uPVC window at the end of the sheds interior.
    3-Tier Workshop Interior with uPVC Window

    Our standard sheds are single-skinned buildings. Even though they’re extremely solid, the 3-Tier Workshop offers superior performance, staying watertight. The layered construction of the 3-Tier Workshop also makes it very heavy; it’s very unlikely that the wind will take a G&M 3-Tier Workshop anywhere in a storm. 

    uPVC Windows and Doors 

    These offer added protection against wind and rain. The weight of these units also contributes to the weight of your shed, making sure it stays held down. 

    Our 3-Tier Workshop features a uPVC Fully Clad Door and a uPVC Horizontal Opening Window. These offer added protection against wind and rain, as well as plenty of security. The weight of the uPVC units contributes to the overall weight of the building, helping it stay held down.

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      How to prevent storm damage to a Garage

      These are not just big sheds! This may be the case for other timber building companies, but here at G&M, we build our Garages to their own unique specification, designed to withstand the Scottish conditions. 

      Picture of a pent timber garage painted in Volcanic Ash Sadolin paint (dark grey colour) with hanging baskets of flowers on the front of the garage and a classic car inside the garage.
      Pent Timber Garage

      Specification

      Just like our 3-Tier Workshops, our Garages have a 3-Tier layered construction to keep them watertight.  They also come in larger sizes and are built taller than our sheds. They’re serious structures. 

      Framing

      Our Garages use 95mm x 45mm C-24 Graded Framing. This is the same quality of timber used in new-build homes, and it makes your Garage extremely stable. You probably wouldn’t expect your house to go flying away in a bad storm, and it’s the same for our Garages.

      Cladding

      Our standard Garages feature a 19mm tongue and groove, tanalised Redwood weatherboard. 

      Close board and strap timber garage with green/blue door and sign next to it that says highlander. The garage is the natural timber colour and there's trees in the background
      Close Board and Strap Garage

      We also have our Close Board and Strap Garages, which feature rough-sawn boards and close board and strap cladding. The Close Board and Strap Garage has a 5-Tier wall construction, making it the heaviest building we offer. The picture below is a small cross-section of the wall construction, which I struggled to pick up, so it’s very unlikely one of these will get airborne.

      Picture of timber wall cross section on a laminate floor. You can see the different layers of timber that make up a wall of a close board and strap garage.
      Close Board and Strap Wall cross-section

      Roofing 

      All of our Garages come with steel box profile roofing as standard. Their steel roofs keep them well-protected against any falling debris. Here’s an example below. These customers had a tree fall on their garage roof and were very pleased that the only damage caused was superficial and that their Garage stayed structurally sound. Despite the chaos of the storm, they knew they could rely on their G&M buildings.

      Two timber garages side by side. With a fallen down tree in the middle of them. A stream of water is going past in front of the garages and one of the roofs has been slightly damaged.
      Two Garages with a Fallen Down Tree

      Size

      This is the Garage we have on display in our Show Area. It’s 6m x 4m. As you can imagine, a building of this weight and size isn’t going to be blown away into your neighbour’s garden.

      Picture shows a large brown garage with a black door and it has a carport attached. In the carport there is a black campervan.
      6m x 4m Garage with Carport

      How to prevent storm damage to a Garden Room

      Last, but not least, come our Garden Rooms. We offer two types of garden rooms – Radiata Garden Rooms and Blackstone Garden Rooms.

      Radiata Specification

      Picture shows the back of a radiata garden room in a customers garden. Its an orange colour (the natural colour of the timber) you can see the steel roof on the top.
      Radiata Rannoch Garden Room with Steel Box Profile Roofing

      Our Radiatas have a 4-Layer wall structure with the same framing size as our Sheds 70mm x 45mm. Plus, they feature innovative Radiata Pine ThermoWood Cladding – this stuff is very durable.

      Our Radiatas come with aluminium double-glazed windows and doors. These units add to the weight of the building but also protect the garden room, keeping it watertight and staying strong against winds. 

      Roofing 

      Picture of the Deuchny radiata garden room. You can see the top of the pitched roof with grey shingles on it and the double-glazed windows and doors. The natural colour of the timber is an orange colour and there are some flowers and plants surrounding it.
      Deuchny Radiata Garden Room with Isola Shingled Roofing

      Depending on which model of Radiata Garden Room you choose, it will come with a Steel Box Profile roof or Isola shingles. The Isola shingles are very durable. We specifically source them from Norway because we need the high quality and lifespan that they offer. If you live at the top of Scotland, where the weather is particularly nasty, this is the only time when we would advise getting either model with steel box profile roofing instead of the shingles. This will ensure your building is well protected from wind, rain and anything that may fall on it in a storm. We’ve installed our buildings in extremely exposed areas and take this into account while planning your delivery.

      Will A Blackstone Garden Room Survive A Storm?

      Picture of a pent blackstone garden room with tall uPVC windows and french doors. The timber garden room is a green colour with a green steel roof. There's lots of trees and bushes in the background and a large green garden.
      Pent BGR Garden Room

      Our BGRs have a 5-Tier wall structure. They feature the same framing as our Garages, 95mm x 45mm C-24 pressure-treated framing. These buildings are fully compliant with Building Standards legislation – meaning they’re as structurally sound as a house! Again, one of these is not going to blow away. 

      Each BGR has a steel box profile roof, providing it with plenty of protection. BGRs also tend to be larger buildings, going up to 30m² in size. 

      What else can damage my building in a storm?

      A close up of the 3-Tier Shed roof with rain falling off the steel roof.
      3-Tier Workshop Roof in the Rain

      If large items are blowing around during a storm, they can hit and damage your building. The best way to prevent this is to make sure that anything in your garden that’s likely to be blown around is carefully secured or stored inside. Your beautiful wrought-iron bench won’t go clattering through your garden room’s double-glazing if it’s inside the building. 

      If you have any ornaments, play equipment, furniture or planters that are small enough to be blown around, but heavy enough to cause damage to anything they hit, make sure that these are housed inside or anchored to something sturdy before a storm starts. 

      Prevent storm damage to your garden building

      While you can take responsibility for your own garden and its contents, the nature of storm debris means that it’s not always possible to protect against this. In extremely high winds, branches and even trees can come crashing down around your building.

      But if you’ve invested in a solid, reliable building that’s built to a top-quality specification, you can coorie doon when the weather gets wild, safe in the knowledge that while your neighbour’s B&Q bargain might go crashing down the road, your garden building will stand firm! 

      • If any recent storms have left you in need of a new garden building, book a consultation with our sales team today; they’d be happy to discuss your project with you.

      • Or, if you’d like to see our sturdy buildings in person, visit our Show Area in Errol, where we have Sheds, Garden Rooms, Workshops and Garages on display.