A ready mixed fibered natural hydraulic lime torching render in a refined buff coloured finish for back plastering slates or natural roofing tiles to support the overall integrity of traditional roofing. Available in a 25kg bag.
£20.10 £24.12 inc VAT
Estimated lead time is 3-5 business days
Minimum order quantity of 20 bags
Cornerstone Performance Torching Render is a dry fibered ready mixed render for the back plastering of slates or natural tiles in roofing applications. Available in the colour buff.
Manufactured by Cornerstone utilising 100% pure natural hydraulic lime, natural sands, additives and fibres to improve flexibility and stress distribution and in the scenario of cracking, some support is still maintained. Available as standard with Saint-Astier® NHL2. Other binders and mix ratios are available upon request.
As part of the Cornerstone Performance range, each product has been engineered with precision to enhance performance, workability, and effectiveness for each specialist application.
Well-suited for the back plastering of slates or natural roofing tiles to provide stability, reduce movement, and combat moisture penetration to support the overall integrity of traditional roofing.
With a diverse range of lime-based products, Cornerstone defies the standard one-size-fits-all approach, providing refined solutions to tackle each project effectively. Their products can be found on prestigious buildings worldwide, blending innovation with tradition to meet evolving industry needs.
Suitable for external use, where the binder strength is appropriate for the host background or surface.
Relevant for back plastering of slates or natural tiles in roofing applications. Appropriate for various project types, including conservation, renovation, or restoration.
A 25kg bag yields approximately 15 litres of lime render and covers roughly 2.88m² at a 5mm thickness. On-site trials are advised for the best yield indication for your specific project.
Supplied in 25kg polythene-lined and colour and batch-code paper bags for easy identification on-site and palletised for ease of transport, storage, and handling. FIBC tonne bags are also available.
Do not use in temperatures below 5°C or above 30°C, or if freezing conditions are predicted within the following few weeks, including wind chill. We always advise following best practices for curing and protecting fresh mortars. Protect from adverse environmental conditions, including frost, rain, direct sunlight and drying winds.
See the Technical Data and Documentation section for detailed product information, application guidance, and datasheets. Always review any available documents before use. Each project is unique, always seek professional advice before undertaking a project.
Do not use in temperatures below 5°C or above 30°C, or if freezing conditions are predicted within the following few weeks, including wind chill. We always advise following best practices for curing and protecting fresh lime renders and plasters. Protect from adverse environmental conditions, including frost, rain, direct sunlight and drying winds.
Brand
Cornerstone
Binder
NHL2, Natural Cement
Colour
Buff
Work
Roofing
Use
External
Application
Manual
Mix Ratio
1:2
Aggregate
3mm down sharp flint sand
Coverage
A 25kg bag covers approx. 2.88m2 at 5mm thickness
Yield
A 25kg bag yields approx. 15 litres
Always read any available datasheets and documentation before use.
Stock Quantities and Lead Times
Stock quantities and lead times are estimated and may differ or increase based on the order size and shipping method. If your timeline is sensitive, get in touch with the team.
Palletforce
Pallet orders with Palletforce Economy are typically dispatched from Cornish Lime within 1-2 business days, providing your item is in stock and not made-to-order. Once dispatched, Palletforce will deliver your order within 3-5 business days, depending on your location. Please ensure that your site can accommodate articulated lorries or similar-sized vehicles.
Local Delivery
The Cornish Lime team provides local delivery with a 18-tonne vehicle with a crane to assist with unloading. You will be contacted by phone to arrange delivery and ensure your site can accommodate our vehicle.
APC Parcel Courier
Orders shipped by APC parcel courier are typically shipped the next business day and arrive within 2-3 business days, providing your item is in stock and not made-to-order. APC will contact you via email with delivery information, and orders can be tracked on the APC website.
Premium or Expedited Service
For a premium or expedited delivery service, please get in touch to discuss if this option is available for your order.
For further information, see our delivery information page.
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