Adding a conservatory is a major home improvement and we can help you with every aspect of the project to make the whole process as simple and as worry-free as possible. Points that need to be considered include design and style, positioning, permission, ventilation, floor and wall finishes, gutters and downpipes and interior finishing.www.maghulldoubleglazing.co.ukUnit 1C/Sefton La Ind Est, L31 8BY

If you are looking for a high quality conservatory, windows or doors built by specialists whose knowledge and expertise is second to none then your search is over. Vision Conservatories & Windows is the answer to your prayers. Offering tailor made designs to suit your personal taste Vision is a family run business which prides itself on a friendly service where the customer comes first.www.visioncw.co.ukVision Complex/154 East Prescot Rd, L14 5ND

With over 18 years experience, Stephen Raynard Building Services, specialise in all forms of work - from drawing up plans to full extensions to loft conversions. All our work is completed to a very high standard, and is both insured and fully guaranteed. And have we mentioned that we'll never be beaten on price. Simply bring us a written quotation.www.s-raynard.co.uk38 Summer Seat, L3 6HB

All of our conservatories include many great features for your peace of mind. Our PVC - u windows are the most secure we have ever offered. We fix all hinges, locks and keeps into steel reinforcements. Our handles double lock for extra protection. All our doors and opening windows have multi point locking with shoot bolts into stainless steel.www.northwestupvc.co.uk22, Sefton Street, L21 7LB

Allerton Windows are committed to give you the customer the very best customer experience when choosing double glazing, doors, french doors, patios and conservatories. Working closely with you and our technical and design team, each installation is individually tailored to suit your needs, delivering a professional, hassle free and beautiful finish to improve your home.www.allertonwindows.co.ukTemple St, L2 5RH

Conservatories have been popular in England for many- always adding a new dimension to people's lives and homes. Today's modern conservatories keep up that tradition but have developed from being simple orangeries or hothouses in which to grow exotic fruits and flowers, to a stylish additional room that not only adds value to your home it adds value to your life!www.merseyreplacementwindows.co.uk261, Cherry Lane, L4 6UH