How much it costs to repair or replace a roof valley will depend on what it s made from.
How much to replace a roof valley.
If this is the case it can cost around 200 for a roofer to replace a handful of cement clay or slate tiles and can be done relatively quickly typically in a few hours.
On the low end you can expect to pay anywhere from 5 000 to 8 000 for a simple asphalt roof replacement job on a typical four square or ranch style house while on the high end your total cost could range from 9 000 to 15 000 or even more in some cases for a more difficult installation premium materials and comprehensive workmanship warranty.
450mm wide code 4 lead should be used turned back at the edges.
In the simplest instances you might have a missing or damaged roof tile which is letting in water.
Roof leaks are also very common in the winter when all the snow accumulating on a roof creates a potential for a roof leak to develop especially if a roof valley on your property is not properly flashed.
Valley roof flashing which is used anywhere on a roof where slopes create a valley where water drains off runs 15 25 per linear foot to repair.
Redo a roof valley remove shingles on both sides of the valley install ice and water shield and replace shingles costs between 500 1 500 depending on the length of the valley.
This should be laid in two 1500mm lengths with a third length at the top.
Many homes have an asphalt shingle roof but some have wood metal tile and slate which can be more expensive.
To replace a 4metre long zinc or swept valley on a slated or tiled roof with a nice new lead one.
Expect to spend 1 500 to 3 000 to remove your current roof before installing a replacement.
The cost to replace the roof on most homes is 4 000 to 10 000 and most spend about 8 000.
The national average cost to replace a roof is 7 211 with most homeowners spending between 4 707 and 10 460 roof installation cost ranges from 400 to 550 per square depending on the roof size and materials used in reroofing.
There are occasions when a roof valley is in good condition but the cement holding the tiles in place has washed out or crumbled.