The Secrets Behind 10 Downing Street’s Door – And What It Means for Trade Installers
If there’s one door in the UK that’s seen it all – political power shifts, historic speeches, and the odd protest – it’s the famous black door of 10 Downing Street. But here’s the real question: what’s actually behind it? And, more importantly, what does it have to do with you as a trade installer?

Is It a Composite Door?
Many assume the Prime Minister’s door is a solid timber masterpiece, built to withstand anything. And it used to be – until 1991, when security concerns led to a major upgrade. The original Georgian-era wooden door was replaced with a blast-proof, high-security version designed to protect against potential attacks.
While Downing Street keeps the exact specifications top secret (no surprise there), we do know a few things:
So, is it a composite door? Technically, yes – just not the kind you’ll be fitting for homeowners. But the concept is the same: combining materials for strength, insulation, and longevity.
What Trade Installers Can Learn from This
While most customers aren’t looking for a bomb-proof door, they do want something that’s secure, stylish, and built to last. And that’s exactly why timber-core composite doors are becoming the go-to choice for installers across the UK.
Here’s why they’re winning over homeowners:
Plus, unlike 10 Downing Street, your customers can have a letterbox
The BRiTDOR Composite Door – A Door Fit for Modern Britain
If your customers want the best in security, durability, and style, they don’t need to look to Westminster. The new BRiTDOR timber-core composite door gives them everything they need.
With a UPVC skin for added durability, Cool Skin Technology to prevent warping, and a curated selection of colours, BRiTDOR is the smarter choice for modern homeowners. It’s also a smarter choice for installers, reducing callbacks and increasing customer satisfaction.
Want to Offer the Best? Let’s Talk.
At Listers, we know that trade installers need top-tier products, reliable supply, and a partner that supports their business. If you’re ready to step up your game with premium composite doors, we’re here to make it happen.