Roof Tile Bedding Mortar Mix Ratio

To find out more about the changes to bs 5534 download our guide.

Roof tile bedding mortar mix ratio.

Roof tile pointing sort by most relevant price low to high price high to low product name a z product name z a filter by order online 19. Such as bedding roof tiles and garden projects. Mortar mix is a critically important building component that must be combined thoroughly. Let s take the re bedding of ridge tiles onto a roof as a prime example.

The correct mix ratio is 3 parts sand to 1 part cement this is much stronger than bricklayers use 5 1 as the cement on the roof must withstand more driving rain than a typical brick wall. Roof cement is primarily used to hold roof tiles hip tiles and ridge tiles securely in place it also keeps out rainwater. Remix roof tile bedding mortar is available is specifically designed for bedding clay and concrete roof tiles it is available as both a natural coloured material and in a wide range of colours and. Mix the mortar thoroughly to ensure a consistent mix.

All tiles except plain tiles 2 parts soft sand 1 part sharp sand and 1 part cement. Unfortunately some profiled roof tiles require a very thick bedding of mortar so to reduce the risk of cracking sharp sand should be introduced to the mix for most tiles. The nhbc has guidelines which state that an acceptable ratio for roofing mortar is 3 1 sharp sand cement. Depending on the types of tiles you can use anything from 3 6 parts sharp sand with 1 part cement for preparing the mortar.

When a ridge or hip tile is bedded onto the roof the thickness of the mortar bed determines how high the ridge tile will sit above the roof tiles the bigger the distance is between the ridge and the roof the more mortar mass it will take to fill the gap. For further information about the remix range of coloured mortars available please contact your local area sales manager. Mortar mix ratio of tiles work. Mortar is the bonding material between bricks concrete block stone and many other masonry materials it is made from portland cement lime sand and water in varying ratios.

In addition to providing a mechanical fix you ll need to ensure that a suitable mortar mix is used. Place the required amount of roof tile bedding mortar into a mixer or onto a non absorbent surface. Use 1 part cement and 4 parts sharp sand for most of the tiles work.