Caulk should be used between the tile planes where there is flex and movement between the tile planes.
Grout or caulk between floor tile and tub.
And you would be right it is behind the caulk the next thing that happens is that if there is enough water building up behind this area the water runs around the edge of the tub and down the walls behind the tiles outside the tub with the common resultant damage to walls and floors outside of the tub.
Contact one of the grout medic s professional caulking contractors in your area to schedule an appointment.
Then once it gets wet for a while the caulk basically turns to gooo and can be wiped away.
Caulk provides a waterproof seal where tile abuts other materials such as bathtubs sinks or walls.
If mold gets into that space it can cause damage to your subfloor.
Caulk seals seams between tile and fixtures or walls.
Cut the tip from a tube of silicone caulking with a utility knife at a 45 degree angle.
Use painters tape to mask the areas to caulk run the bead and dress it by dipping your finger in a dish of water that you have added a good squirt of dishwashing liquid to.
Keep an old rag to wipe your finger with.
All you have to lose is dirt mold mildew and unwanted moisture behind your caulk.
Do cut the tube of caulk the right length.
This reduces the surface tension and makes it a breeze.
If you fill an empty tub the caulking might bulge out of the joint when the tub is in use.
Caulk will also flex much more than grout and will not crack and break when there is movement in the caulked areas.
A carefully run line of caulk known as a.
Grout is not flexible so it s not the best material for the job while caulk allows for movement and also provides a better sealant.
Caulking is much more water tight and will not allow water to get between the tile planes and leak behind the shower.
After caulking the tub tile joint with a bathroom silicon and letting it sit for at least 2 days empty tub it all seems to have hardened and looks good.
Don t allow your failing caulk to put a damper on your bathroom call on the grout medic for our thorough quick and professional recaulking service.