Sunrooms in Union are not a project that can be considered as a DIY job, mainly because it’s linked to the present structure of the house and usually requires the employment of several types of installers like concrete pourers, electricians, and carpenters. The standard 200 square foot sunroom addition where concrete is applied, post and column build is utilized, and a four-season room or space is made will cost around $95,167. This will place the sunroom at approximately $12,371 per square foot. This will include the labor cost of carpenters at %MIN_HOURLY% per hour, electricians at around $60 to $85 per hour, and the painters will cost around $20 and $35 per hour.