8 mix and apply grout.
Tiling outside of cooler walls.
Tiling over an uneven surface will give you less than stellar results so level out any globs of dried grout with a sander and secure loose tiles with fresh.
If you must install tile in an environment near the recommended 50ยบ f minimum the installation may benefit from an accelerated or rapid curing mortar.
A plain garden or patio outdoor wall will look more finished with the application of tile.
The air is usually warmer inside the house so condensation can build up from air entering the wall from the inside.
Unlike the tiles used for indoor walls and floors outdoor tiles need to be particularly strong and able to withstand a wide range of temperatures and weather conditions.
3 apply a waterproofing membrane.
To do so make sure all of the tiles are intact and secure.
Basic temperatures most thin set grout and mastic manufacturers ask that you maintain between 50 and 100 degrees fahrenheit with a minimum time of 72 hours allowed for drying.
If existing tiles are beyond repair remove the tile and install a piece of wallboard in its place.
5 mix and apply the tile mortar.
Cooler temperatures slow it down.
Wash the wall with tsp tri sodium phosphate or an ammonia based cleaner to remove any grease or oil.
6 set the tile.
Generally ceramic porcelain or stone tile can be installed in exterior locations over suitable substrates such as masonry concrete mortar beds and in some cases certain types of backer board units.
A mortar like custom s prolite rapid setting tile.
1 inspect the exterior substrate.
Repair any loose or cracked tiles.
These substrates must be structurally sound meet deflection requirements and meet on plane requirements.
9 clean up after grouting.
Prepare the surface for installation.
And just how strong they need to be is dependent on the level of use you anticipate.
Keep in mind that the surface receiving the tile may be colder than the air temperature above it.
In cold climates the opposite is true.
7 prepare the installation for grouting.
Installation can be made on a damp surface but new concrete must cure for at least 28 days before adhering tile.
Nearly any type of tile can be used on an exterior wall including ceramic stone or glass as long as it.
On the downside epoxy mortar is more expensive than thinset and has a strong smell while it cures.
Additionally epoxy mortar sets quickly.
Warmer temperatures speed up curing time.
10 complete the installation and maintain as needed.
4 plan the exterior floor layout and make tile cuts.