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.
1 The cost of chimney repair will really depend on the type of repair required. 2  For instance, a cracked chimney usually costs around $1,000 to repair since it will have to be rebuilt. 3  The issue becomes worse if the cracks are left untreated. Users on the forum, Gardenweb.com, claimed that they had prices that ranged anywhere from $500 to more than $3,000 to fix their chimney. 2  Common repairs included tuckpointing, inserting a new liner, and replacing the cap. 3  Atekmasonry.com states that the average chimney repair is going to be between $300 to $1,000.