In any building project, strength matters. Whether you’re working on a timber structure, fixing into masonry or securing a roof, the fixings you choose play a huge role in how long that work actually ends up lasting. When failures happen, it’s often not the materials that are at fault, but the fixings holding everything together.
Weak or unsuitable fixings can lead to movement, loosening and, over time, complete failure. This is especially true in areas under load, exposed to the weather or fixed into hard surfaces like brick and concrete. So, it’s very important to choose fixings that are designed for strength and durability, to help keep everyday projects secure and reduce the likelihood of repairs later on.
At RC Screws, we supply a wide range of strong, reliable fasteners and fixings for both trade and DIY use. Below, we’ve highlighted some fixing types that are commonly used where strength really counts, and you can get them all right here on our website!
Preventing movement and joint failure in timber structures
When working with timber, the fixings are what keep everything solid. If they aren’t strong enough, timber can start to move, creak, or work loose over time, leading to problems further down the line.
1st fix collated nails are made for jobs where timber needs to stay firmly in place, including framing, joists and decking bases. These parts of a build carry the most weight, so using stronger fixings here helps keep the structure stable and reduces the risk of issues later.
Because these nails are used at the first stage of construction, they’re designed to give a strong, reliable hold. They’re commonly used with nail guns to keep fixings consistent across the job, and many options are galvanised to offer extra protection in site conditions and outdoor environments.
Avoiding loose fixings and pull-out in masonry and concrete
Brick, block and concrete leave little room for error. These materials don’t flex or forgive, so weak or unsuitable fixings tend to show their flaws quickly. Once a fixing fails in masonry, it can compromise the surrounding material and make re-fixing more difficult.
Masonry and concrete fixings are made to grip hard surfaces properly and stay put once installed. From anchors and plugs to through-fixings, each option is designed to suit solid substrates where a dependable hold is essential. Many are zinc-plated, which adds corrosion resistance and helps maintain performance over time.
Using fixings intended specifically for masonry work helps reduce the risk of cracking, loosening or fixings pulling free. This is particularly important in structural or load-bearing areas where stability and safety are critical.
Reducing wind-related fixing failures on roofs
Roof fixings have one of the toughest jobs on any building. Constant exposure to wind, rain and changing temperatures puts ongoing strain on every connection point, especially on higher or more exposed roofs.
Roofing bolts are designed to keep roofing materials securely fixed, whether that’s sheets, battens or fittings. Their strength helps resist movement caused by wind uplift and vibration. Available in galvanised and stainless steel options, they are suited to outdoor environments where moisture and weather exposure are unavoidable.
Using fixings designed specifically for roofing work helps maintain the integrity of the roof structure and reduces the risk of damage, leaks or costly repairs over time.
Protecting outdoor fixings from corrosion and weakening
Not every job needs specialist fixings, but outdoor work always benefits from extra protection. Galvanised nails are a reliable choice for exterior projects thanks to their zinc coating, which helps protect the steel beneath from corrosion.
They’re commonly used for fencing, decking, cladding and other outdoor timber jobs where fixings are regularly exposed to rain and damp conditions. Over time, untreated nails will rust and weaken, but galvanised nails are better suited to cope with ongoing moisture. For everyday exterior work, galvanised nails offer a simple, dependable option that helps extend the life of the structure.
At RC Screws, we focus on supplying fasteners and fixings that are used every day on real building jobs, where strength and reliability matter. If you’re getting materials together for an upcoming project, we can help you make sure you’ve got the right materials ready before work starts.
If you have any questions, just give us a call on 01254 917744. We’re always happy to talk it through and help you choose fixings that keep the job moving and hold up once it’s finished.