Because of cohesion and transpiration, water is able to move against the flow of gravity in plants. The attraction of water to other water molecules, or cohesion, allows water to pull other water molecules up through the xylem.
Room addition cost about $210 per sq.foot and if there is a bathroom in addition you should add $5,000 in average and if there is a kitchen in addition you should add $10,000 in average to total price of $210 per sq.foot x sq. footage.
Typical Pricing. You'll spend at between $3,000 and $6,000 to convert a space like a garage or attic into a new bathroom. According to 2009 information from the Costhelper website, you'll spend at between $3,000 and $6,000 to convert a space like a garage or attic into a new bathroom. However, conversion costs can get as high as $25,000. If you're starting from scratch adding new square footage, you'll probably spend $25,000 to $50,000 or more for a basic 6-foot-by-8-foot room. A 10-foot-by-12-foot bathroom with higher-end amenities and fixtures like a spa bath carries an average cost of $73,145.