If all the ductwork must be replaced or added inside intact walls, it can cost $2,700-$12,000 or more to install gas central heating with a standard-efficiency gas furnace and $3,500-$22,000 or more with a high-efficiency unit.
I want to make a different-sized blanket! How much wool do I need? In my experience, you get about 600 square inches per pound of wool. Why do I have to felt the wool? I thought superwash wool doesnât felt!
Steps. 1. Wash your merino wool by hand. 1  Hand washing is recommended. 2  It is the gentlest way to care for this fabric. 3  Fill a basin with enough warm water to cover your garments. 4  Add a mild wool wash detergent. 5  You can use a merino wool wash or any other detergent that is gentle and made for wool or delicate garments.emove any stains immediately. 1  To remove stains you can use a little mild wool wash and spot clean the effected area. 2  If you have a grease stain, sprinkle some cornstarch or baby powder on it. 3  Rub the powder gently on the stain until you see it come out the other side.