Cornerstone Drymix Medium Mortar
A ready mixed natural hydraulic lime mortar for pointing and general building work with a medium texture and refined buff finish. Available in a 25kg or bulk bag.
Price range: £13.31 through £453.69
Cornerstone Drymix Medium is a dry ready mixed lime mortar for general building and pointing work. Available in two colours, buff or white upon request.
As part of the Cornerstone Drymix range for general building and pointing, this ready-mixed natural hydraulic lime mortar features pure lime and natural sands to provide the breathability, flexibility and durability that the building fabric needs to stand the test of time.
Manufactured by Cornerstone using 100% pure natural hydraulic lime, natural sands, and conservation-appropriate additives. The enhanced physical and mechanical characteristics create a high-performance, breathable mortar that provides an authentic natural aesthetic. Available as standard with Saint-Astier® NHL2 or NHL3.5. Other binders and mix ratios are available upon request.
Well-suited for stonework, brickwork or blockwork applications in various joint sizes or projects looking for a traditional and refined finish.
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.
As with any natural product, variations in colour, texture and shape may occur. In addition, images may vary slightly from actual products due to these natural variations and screen resolution. For the best consistency, ensure to acquire a sufficient amount of material with your order to avoid batch-to-batch variation.
- A popular choice for pointing projects
- Conservation appropriate additives
- No pigments to combat colour fading
- Features a refined buff colour after finishing
- Well suited to various joint sizes
- Vapour permeable to support moisture management
- Enhanced workability for those behind the trowel
- Straightforward mixing and finishing
- Decreased likelihood of shrinkage cracking
Suitable for internal or external use, where the binder strength is appropriate for the host background or surface.
Drymix Medium is suitable for general building and pointing work applications. Appropriate for various project types, including conservation, renovation, or sustainable construction.
Well-suited for general building and pointing applications where the joint size is under 10mm and a finer texture is desired. For high-suction brickwork, explore Drymix Brickwork.
Drymix Medium prefers masonry with a degree of suction, so masonry units such as engineering bricks may be more challenging to work with.
A 25kg bag will produce approximately 15 litres of mortar and fill roughly 1.5m² of joint. The width and depth of the joint will influence this estimation. On-site trials are advised for the best yield indication for your specific project.
As with any natural product, variations in colour, texture and shape may occur. In addition, images may vary slightly from actual products due to these natural variations and screen resolution. For the best consistency, ensure to acquire a sufficient amount of material with your order to avoid batch-to-batch variation.
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.
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.
When working with lime, an alkaline material, always ensure you wear the appropriate PPE. Browse our range of tools and PPE to get started.
Store in indoor covered and dry conditions, protected from environmental conditions, including water, damp or frost and clear from the ground. Always reseal packaging if product is still present.
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.
Often Used With
Brand
Cornerstone
Binder
NHL2, NHL3.5
Colour
Buff
Material
Natural Hydraulic Lime, Natural Sands, Additives
Work
Pointing, Building, Bedding
Use
Internal, External
Application
Manual
Mix Ratio
2:5
Aggregate
3mm down sharp washed flint or silica sand
Coverage
A 25kg bag covers approx. 1.5m2
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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