For the pointing again in theory you can use a dry mix and use a watering can to wet it afterwards. Render mortar mix modern buildings.
Lay slabs on a bed of mortar 5cm 8cm deep tapping down firmly with a rubber mallet or pressing down with your hands.
Patio mortar mix. For bedding under the slabs use 5 parts sharp sand 1 part soft sand and 1 cement. This page contains a price guide for a new patio. You need to allow 150mm for foundation mix and paving and if you are laying directly next.
Mix the mortar in batches it should remain workable for a good 20 minutes or so depending on the weather but just make up batches as you go along. It is considered to be a general purpose mix useful for above grade exterior and interior load bearing installations. Bostik self hardening patio grout review.
Set up your cement mixer close to where you will be working within easy reach of an electricity source. Laying patio slabs make a mortar mix five parts building sand to one part cement. Pre wet mortar containers before filling them with fresh mortar.
Mortar is mixed on site in a mechanical mixer but can be mixed in smaller amounts by hand using a hoe and a mixing tub or wheelbarrow. It is also the preferred mortar mix for soft stone masonry. For high traffic areas a stronger mix of 3 parts soft sand and 1 part cement can be used.
If you re laying a small patio do this in a wheelbarrow for larger areas it s worth hiring an electric cement mixer. The bostik patio grout is an easy to use alternative to cement mortar. How to make mortar using a cement mixer.
Turn the cement mixer on remember to read any safety and operation instructions first. I find it easier to make up a fairly dry biscuit crumb mix with just a small amount of water. For pointing use 4 parts soft sand and 1 part cement.
Type n mortar mix has a medium compressive strength and it is composed of 1 part portland cement 1 part lime and 6 parts sand. Use a dry bucket to measure out the materials. It can simply be brushed into the joints and compacted for an aesthetic and hard wearing finish that stands the test of time.
Pour half a bucket of clean water into the. Cover the entire area with the mix to a depth of 75mm level it out with a shovel and then.