Lime Ash Floors Forum

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Lime ash floors forum.

The rotten lath was removed and. They were a clever composition as they are flexible enough to cope with minor movement in the building they are breathable they are much warmer to walk on than a concrete floor and they look good. They were strong flexible and offered good heat and sound insulation. Lime ash floors are found at ground level and at first floor level often supported on a layer of reeds over the joists and hidden from below by plaster and lath ceilings.

He is a member of the building limes forum the society for the protection of ancient buildings and the ancient monuments society. Lime ash floors were an economical form of floor construction from the 15th century to the 19th century for upper floors in parts of england where limestone or chalk were easily available. I have read the information on your site with interest and on your suggestion shall contact rose of jerico on monday. In one room there was severe failure of the floor caused by the underlying laths having rotted.

The spab leaflet is a good read but doesn t really tackle the repair of lime ash floors. Lime ash floors were an economic form of floor construction from the 15th century to the 19th century for upper floors in parts of england where limestone or chalk were easily available. They were strong flexible and offered good heat and sound insulation. Lime wash is a time tested treatment for wood and masonry that complements many architectural styles.

Hot lime mortars heritage surveys damp problems lime ash floors cob wall repairs. Some would say that lime ash is often a misnomer for old floors which were often made of gypsum not lime. David is also a full member of the institute of historic building conservation ihbc. Cotehele house in calstock cornwall a grade i listed mansion built c1300 with later phases of alteration has an impressive lime ash floor dating from 1520.

Lime ash floors were made with the ash residue of lime kilns. Hydraulic lime would be safest for the binder otherwise you need to be very sure of the pozzolanic qualities of any ash brickdust etc used as carbonation will only take place in the outer surfaces of the slab. The broken lime ash was removed and painstakingly broken up into very small pieces using a club hammer this was the longest part of the job. However any advice from anyone with real world experience of getting new lime to bond with the old would still be welcome.

This is a very old building which retains its original lime ash floors.