Proper Tile Balcony Floor Flashing

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Proper tile balcony floor flashing.

With a 1 4 inch mortar joint the size of the increments for the layout ended up an even 12 inches and 6 inches. The tile floor has to be designed so water has a path to drain away either into a floor drain or off the edge of the balcony into a drain gutter or with some sort of drip edge flashing so the water doesn t drain over the surface of the exterior wall below it. Balcony s should be waterproofed like we do for shower floors. Usually but not always one tile in this pattern is twice as big as the other.

Either a drain within the balcony or having it drain off the side of the balcony that has a drip edge flashing so it doesn t stain the side of the building. Sooo the sub hot mopped mortared and tiled. Flashing must do its job and keep water out of the building cavity code section r317 protection of wood and wood based products against decay section r502 wood floor framing. Where the step flashing terminates along a sidewall is a common trouble spot for moisture problems.

Gap between the end of the ledger and the ends of siding and fill it with high quality exterior caulk to keep water from leaking behind the ends of the ledger. The deck never leaked but the thicker deck surface didn t allow for proper flashing at the interface to the house. The architect had specified a membrane under the tile but the contractor wasn t familiar with this type of construction this was 18 years ago. In this case the large tile was 11 3 4 inches square and the small tile was 5 3 4 inches square.

Wood sloped blocking sloped blocking membrane flashing wall membrane flashing sheathing paper corner membrane flashing p t. Balcony edge flashing concrete topping. This keeps water from wicking along the bottom of the ledger and getting behind the siding. Flashing must be installed like shingles flashing relies on physics to do its job properly.

Wood strapping metal parapet flashing stucco cladding exterior caulking a a b b. Section r507 decks r703 8 wall coverings flashing code. Tile rated for outdoor use serves as an ideal balcony floor covering. Framing wall sheathing sheathing paper p t.

The tcna handbook contains two details for decks f103 roof decks and f104 balcony decks. Install z flashing behind the bottom of the ledger and over the siding below. In areas where snow may build up add a wide band of peel and stick membrane over the step flashing but under the sheathing wrap as shown. Often these proprietary systems are highly modified versions of the f103 system allowing precipitation to drain away from the tile.