Category: Tasks

Grouting : General Commentary

Cracks are never uniform, and the width of the crack or separation plane between materials may vary, either as a result of the shape of the fractured interfaces or from particle accumulation within the void. The void may also have become contaminated with debris carried into the gap under the action of on going movement… Read more »

Very Fine Particle Grouts

Purpose: Suitable for filling fine fractures in unit masonry, to prevent uncontrolled water ingress through fine cracks in otherwise suitable materials and ideal for early concretes where strengths are more commonly less than 25N/mm2. Ideal for roman cement render re-attachment to backgrounds or within layers. Suitable for repairs to detachment and or cracked moulded decorative… Read more »

Plaster Patching

Patching traditional lime or gauged lime plaster is easy until you come to the final coat, so here are the most important things you need to know But if it is, fix it well and to a high standard if it isn’t broken – don’t fix it, sounds simple, but many people can’t recognise when… Read more »

What Mortar? Plastering

Choosing an appropriate Lime Plaster Are You Patching – repairs to exiting walls and ceilings Re-plastering – walls and ceilings which had been plastered Plastering from scratch – all new work walls and ceilings if this is not your first plastering with Lime mortars, you may just want to pick your plaster from our standard… Read more »

Re-Pointing Guidance Notes

Understanding mortars Before deciding to re-point a basic understanding of the function of mortars is required. Mortar is used for jointing individual units in a mass of masonry. The final structure must have certain characteristics to function satisfactorily. It must carry the load for which it was designed, it must be durable and it must… Read more »

Re-pointing chooser

Pick from the pictures the type of wall you wish to repoint

Natural Hydraulic Lime (NHL) Renders

The correct specification for any render should consider the nature and condition of the background, site exposure, time of the year (weather maps / rainfall and wind driven rain indices are available from the BRE) and type of finish required. The success of a render depends on ensuring good background preparation and suction control, the… Read more »

Dry Bagged Lime Plaster

Ready Mixed Dry Bagged Lime Plaster offers a means to achieve a reduction in the overall contract program for lime plastering. The benefit of an earlier set allows work to proceed at a faster pace, bringing forward completion dates.

Lime Putty Plaster

Squared and Sneck Bullnosed

We stock a large quantity of lime plaster course stuff made with mature lime putty and well graded sharp sand. The lime : sand ratio will always be a minimum of (1 : 3) but may be as high as (2 : 5) depending on the sand and aggregates.