30 Jan Is over-cladding a bad idea for older conservatories?

Over-cladding the roof can sound like an easy way for you, as a Tyneside homeowner with an older conservatory, to make your conservatory more comfortable. After all, who would not want a warmer room without the hassle of any major building work? But you should not gloss over the fact that over-cladding can bring very real structural risks.

Is over-cladding the easy fix it is made out to be?

Over-cladding is the process of fixing new roofing materials or insulation directly onto your existing conservatory roof structure. The main selling point is usually the promise of minimal disruption to your home and a faster installation. Installers commonly market over-cladding as a cheaper alternative to a full roof replacement.

The problem is that when your conservatory roof is over-clad, all that extra weight from the new materials has to be carried by the old frame. This increased load can result in noticeable sagging or long-term structural problems as the years go by.

Typical British weather can quickly make the problem worse. These conditions further increase the load on a roof that is already under pressure. Structural problems develop gradually, meaning they can go unnoticed for years and only become obvious when repairs are much more expensive.

Over-cladding can be hard to get signed off on.

Building Control officers prioritise structural safety above all else when assessing roof structures. Any change made to your conservatory roof requires clear structural evidence to prove compliance and safety.

Over-cladding usually makes it difficult (and sometimes even impossible) for you to provide that evidence. Manufacturers did not design most older conservatory roofs to carry additional weight beyond their original specification. In many cases, you have no reliable way to prove that the existing structure can safely support the extra load.

This can lead to complications during inspections. Building Control can ask you to pay for structural engineering reports to justify the work. And even then, Building Control can still refuse approval.

Is a full roof replacement better?

A roof like the Guardian Warm Roof System takes a very different approach to improving your conservatory comfort. The system removes the original roof entirely rather than adding extra weight to the existing structure.

The new system is purpose-designed to meet modern structural standards and current thermal performance/insulation requirements. The overall weight of the replacement roof remains comparable to that of a traditional glazed conservatory roof. This reduces the load on your existing conservatory structure.

The end result gives you a conservatory that feels like a proper room and gains Building Control approval much more easily.

Planning a conservatory in Tyneside?

If you want to build a conservatory in Tyneside, take a look at the wide range of conservatories available from Priory Windows and Conservatories. With over 25 years of experience, Priory designs and installs bespoke conservatories in all styles, including Victorian, Edwardian, Lean-To, Gable End and P-shaped designs. Call 0191 251 2999 or contact us online to request a quote or arrange a survey.