Go to the premier1supplies.com website for good products and excellent advice. That's NOT how electric fencing is installed, so get the facts first. Your local farm store may have some products too, but you need to learn how to properly install and charge the fencing. Mary
The horses will demolish everything unless they are fenced away from your coop and run. Electric tape is the least expensive solution, but you must fix the problem before things really get out of hand. Mary