We ll never understand why cabinetmakers use particleboard for the base but they do.
Replace kitchen sink cabinet floor.
Spread an old sheet in front of the cabinet to not only protect your floors but make cleanup easier.
And once it starts swelling your only option is to replace it.
The space beneath the kitchen sink is exposed to high levels of humidity and may even be exposed to water through leaky plumbing.
Wedge a 2 4 between the sink bottom and the floor of the cabinet to create slight upward force.
Over time this can cause the wood under the sink to rot.
This is not a how to or diy do it yourself.
Let s face it it s easy to get water on the floor of your sink base cabinet.
This is how i replaced the sink base cabinet.
But you don t have to cut out the entire bottom.
Extends cabinet life and much cheaper than replacing the cabinet.
If the caulk is too hard to cut hammer an old putty knife through the caulk driving it toward the sink a section at a time.
I am not a carpenter and this video is for entertainment use only.
Next put buckets under the water supply lines disconnect the lines with an adjustable wrench and remove the drainpipe with pliers.
Then cut the caulk.
Empty the sink cabinet moving everything well away from the work area.
To replace your top mounted kitchen sink start by shutting off the water supply valves then turning on the faucet to drain any remaining water from the line.