Lime-based mortars are flexible and pervious, allowing for shifts in older foundations and structures and facilitating the movement of moisture in and out walls. This malleability is paramount to ...

Q. I am installing flagstone and some paving brick on top of a concrete patio. A book I read suggests mixing sand, cement and hydrated lime in different proportions to make the mortar mix. What is ...

I made lime mortar using only natural rainforest materials. Mixing and curing created durable bonding material.

Q: It appears I wasted some money five years ago. I had my brick building repointed with new mortar, and it has deteriorated quickly. Do you have any idea what caused that? The building is close to ...

To adapt mortar to new building materials and industrial methods, the content in walls and plaster changed during the 20th century. The change meant that knowledge of historical materials and methods ...