Wash of bowl - Sawdust test
- Product Code: Talaş_Deneyi
Standartd: EN 997
Assessment method according to clauses of this standard : 5.7.2.3
5.2.2 Wash of bowl
When tested in accordance with 5.7.2.3, the arithmetic average of any unflushed area below the rim and above the surface of the water in the trap shall not be more than 50 cm2 after five flushing operations.
In case of rimless WCs, the surface to be tested is the area between the water surface and a horizontal line 85 mm below the top edge of the bowl.
5.7.2.3
Sawdust test
5.7.2.3.1 Test material
20 g of fine dry wood sawdust.
5.7.2.3.2 Procedure
Moisten the complete inner surface of the WC pan below the flushing rim and above the surface of the water in the trap. Immediately afterwards, sprinkle the sawdust as evenly as possible over the moistened surface. Flush the WC pan and measure any unwashed area. Repeat this procedure 5 times.
In the case of rimless WCs, the surface to be tested is the area between the water surface in the trap and a horizontal line 85 mm below the top edge of the bowl.