Self Build Fire Sprinkler Systems Made Simple

Safe. Simple. Certified.
Thinking of installing fire sprinklers in your loft conversion, basement, or new build? You're not alone!
Whether you're a seasoned builder or tackling your first project, our Self Build Sprinkler Systems put professional-grade fire protection in your hands, with our expert support every step of the way.
We have seen a growing demand from DIY self-builders, and we’re proud to offer a bespoke design service tailored to your project. We give you full control, without compromising on safety or standards.
We provide a complete design, supply, and commissioning service, so you can confidently install your own system—on your own schedule, and with full peace of mind.
Why Choose GFS for Your Self Build?
- Tailored to You: Every system is designed around your drawings, layout, and timeline.
- Hassle-Free Process: We guide you from start to finish, making installation straightforward.
- Certified Safety: All systems are designed and commissioned to BS9251:2021, the current British standard.
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No Building Regs Permission Needed (In Most Cases): You don’t need building regulations approval to install a sprinkler system in areas like lofts or basements. However, any structural changes must still meet fire safety requirements. That’s where we come in,
How It Works – Step-by-Step
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Competent Installer Required
You (or your installer) must be trained and competent in fire sprinkler installation, with knowledge of the relevant standards. -
Design & Calculations
We create a precise design based on your drawings, including pipe routes and hydraulic calculations. -
Installation
You install the system exactly as designed. Any changes can affect performance, so accuracy is key. -
Supervision & Inspection
GFS provides oversight during installation to ensure compliance and quality. -
Testing & Certification
Once installed, we test and commission the system—then issue full certification to BS9251:2021.