We've polled Which? members to find out what they would have done differently when they built their conservatories. Find out how to avoid making the same mistakes with our expert advice.
Which? reveals the top five home improvement projects likely to take you over your budget and explains how you can save money on your home renovation.
On average, we've found that people spend around £15,000 on their conservatory. But there are lots of things you can do to cut the cost - read our five money-saving tips to find out.