For a basic project in zip code 47474 with 1 cabinet the cost to repair cabinets starts at 260 394 per cabinet.
Cost to replace wood under sink.
Remove all contents from the sink cabinet and turn off the water supply valves.
In contrast pex pipe ranges from 0 25 to 1 50 per foot.
The cost to remove a kitchen sink starts at 21 88 43 41 per sink but can vary significantly with site conditions and options.
Copper repairs must be soldered welded in which typically takes more time thus adding to the overall price.
Get fair costs for your specific project requirements.
Edit answer for another 30 minute if only the bottom liner piece the plywood insert that forms the bottom of the under sink cabinet a handyman should be able to do that.
To estimate costs for your project.
Adding exterior wet grade plywood followed by a prime and paint coat creates a lasting surface.
So for a 10 foot replacement copper pipe could cost 100 for materials while pex for the same replacement would cost only 15.
Low estimate for materials and labor.
See typical tasks and time to remove a kitchen sink along with per unit costs and material requirements.
Cut the cabinet floor across.
The pipe thickness can also impact repair costs.
Actual costs will depend on job size conditions and options.
Cost probably about 150 200 depending largely on whether he has to go buy material or happens to have scrap laying around that will work.
The total price for labor and materials per drain is 250 40 coming in between 226 95 to 273 86.
Loosen and remove the p trap using the adjustable pliers.
The national average cost to replace a kitchen sink drain is 10 61 per drain with a range between 9 52 to 11 70.
How to replace rotted wood under the sink.
The plumbing had been leaking and the wood was badly damaged.
See professionally prepared estimates for kitchen sink removal work.
Set project zip code enter the zip code for the location where labor is hired and materials purchased.
Place a bucket under the p trap to catch any water remaining in the pipe.
Value priced materials for one unit can be purchased at most do it yourself retail stores for between 79 and 112.
Contractor grade materials can be slightly higher with a price range of 108 up to 152.
If only damaged by water stained slight delamination you might just overlay it with a piece of plywood or linoleum or such.