We supply a huge range of pvc conservatories and extensions with systems have no drafts or leaks, that are thermally efficient as well providing secure solutions with internally glazed windows to prevent the removal of glass from the outside.   We can install inline locks together with dead bolt safeware door locks.   Please ask about high performance glass which gives a high level of solar protection and insulation for the winter as well as a “Self Clean” ability.   Whatever you need...We can supply.