Family Home Plans, House Plan It and The House Designers offer blueprints of home additions for free viewing on their websites. Some also enable you to order copies of the blueprints as hard copy sets or PDF files. Some of the plans also provide artistic representations of the additions.
Home-addition plans from Family Home Plans include the Shed Roof Sun Room Addition For Two-Story Homes, Gabled Sun Room Addition and Bay Window Addition For Two-Story Homes. The Shed Roof Sun Room Addition For Two-Story Homes blueprint shows wall dimensions, window locations and the three sky lights. The Gabled Sun Room Addition shows dimensions and the location of the new or existing door. The Bay Window Addition For Two-Story Homes show three window locations.
Home-addition plans from the House Plan It website include plan number 654185, plan number 654186 and plan number 653681. The first of these plans is a mother-in-law suite featuring a bathroom, bedroom, sitting area and kitchenette. House Plan It offers plan modifications on some of its plans.
The House Designers offers the Great New Sun Porch, Smart New Kitchen, New Front Porch and New Master Suit among its home-addition plans. Plans come with descriptions, square footage amounts and modification options.