You need to take several things into consideration when you're thinking of a sunroom installation and there are many options to choose from. Maybe the first thing that will come to your mind is the price, but this all depends on how big you want your sunroom to be and what type of material she will be using. For example, if you want an aluminum sunroom and you're just thinking of adding a few windows, then it is going to cost you much less than if you had the entire sunroom constructed out of glass and wood. So there are a few factors that you must consider before you get started.
When building a sunroom you start with the foundation and it is important to build its foundation to the building codes of your local area. These codes will vary depending what kind of climate to live in. If you have a lot of freezing during winter, then it stands to reason that the foundation has to be deeper in the ground and this will mean more expense in labor and materials. But if you have an existing patio then the expense won't be as much.
Of course the major expense in a sunroom is the number of windows that you intend to use and also the type you have in mind. For example, if you are going with fixed windows will be less expense than if you order custom installation. Another cost difference would be in the type of glaze that you choose to put on the windows. This glaze can control sunlight and block out damaging rays but keep in mind the more your windows can do the more expensive it will be. You will find a difference in the materials that you choose and this will affect costs also. The cheapest material is PVC and the next one up the line is aluminum with the most expensive being wooden material.
For lots of information on how to build a sunroom and other sunrooms related topics, visit The Sunrooms Guide at http://www.thesunroomsguide.com