Halls 29 ft. x 32 ft. 9 in. Log Cabin Style Studio Guest Hobby Work S | Hud-1 EZ Buildings The Halls Log cabin kit is a multi room design with a 348 sq ft porch. The Halls has 518 heated sq ft and a 348 sq ft porch which gives this building 866 sq. ft. of space under roof. The Halls offers a perlin roof system design that gives it the open vaulted cathedral style look. The building is shipped direct to you via curbside. Roofing shingles are sold separately.