If the coil is located on the back of the zipper instead of the front it is an Invisible Zipper. Metal zippers consist of individual metal teeth. They are typically made from nickel, brass, aluminum and manganese.
Cost of Repair. The cost to re-line a chimney can be very expensive! Repair costs generally range from about $2000.00 to $4500.00 per flue or more! In a Real Estate transaction, you may have the opportunity to negotiate defects that are disclosed as part of the inspection process.
The chimney liner is installed inside the flue which is the passage that carries smoke out of the chimney. It is an integral part of the chimney system and proper installation is crucial. Professional chimney liner installation is an expensive proposition and can cost anywhere between $2,500 and $5,000. 1.Proper Specifications Chimney liners are installed only after obtaining a building permit.