134 THE BUILDING CONSERVATION DIRECTORY 2025 CATHEDRAL COMMUNICATIONS Strocks™ provide an extremely low carbon solution for structural and insulating internal walls. Ideal for Conservation & Restoration work on Heritage Projects, Strocks™ blend seamlessly with our Clay Plasters, Lime Mortars and Woodfired Bricks to breathe new life into Historic Buildings. MANUFACTURERS OF STROCKS™ UNFIRED EARTH & STRAW BLOCKS 01494 758212 strocks@hgmatthews.com www.hgmatthews.com PAINT REMOVAL ◼ HIRST CONSERVATION LTD Head office – Laughton, Sleaford, Lincolnshire NG34 0HE Tel 01529 497449 ▪ London office – 75 Cowcross Street, London EC1M 6EL Tel 0800 917 8664 Email pa@hirst-conservation.com www.hirst-conservation.com REMOVAL OF SPECIFIC PAINT LAYERS FROM INTERIOR AND EXTERIOR SURFACES: See also: display entry on the inside front cover and profile entry in Mortars & Renders, page 134. COB & EARTH ◼ HERITAGE COB & LIME Unit 20, Coates Road, Bideford Business Park, Bideford, Devon EX39 4GD Tel 01237 477431 Email mail@heritagecobandlime.com www.heritagecobandlime.com COB AND EARTH: See also: display entry in Mortars & Renders, page 135. MORTARS & RENDERS ◼ BEST OF LIME Unit A, The Brocks Business Centre, Homefield Road, Haverhill, Suffolk CB9 8QP Tel 01440 848200 Email info@bestoflime.co.uk www.bestoflime.co.uk LIME: See also: display entry on page 2. ◼ HIRST CONSERVATION LTD Head office – Laughton, Sleaford, Lincolnshire NG34 0HE Tel 01529 497449 PAINT TOXICOLOGY ◼ HERITAGE TESTING LTD Unit 43, The Old Brickworks, Plumpton Green, East Sussex BN7 3DF Tel 01273 891785 Fax 01273 256545 Mobile 07714 006916 Email consultant@heritagetesting.co.uk www.heritagetesting.co.uk www.testforlead.co.uk SURVEY AND LABORATORY TESTING OF HAZARDOUS MATERIALS ASSOCIATED WITH BUILDINGS: Lead and toxic metals in paint and varnish, tiles, air, and settled dust. Analysis for lead and harmful components in floor voids, attics, and commercial dust. Anthrax in haired plaster. Identification of expanded insulation/cladding panel foam type. In support of risk assessment, management and mitigation of exposure risk, contamination containment, and waste management. Projects include Cannington Court, Devonshire Park Complex, Colston Hall, Brighton Dome, Royal Pavilion, Southend Pier, Dorking Halls, Science Museum, V&A Museum, SPAB, Windsor Castle. See also: profile entry in Materials Analysts, page 34. ◼ LINCOLN CONSERVATION Email info@lincolnconservation.co.uk www.lincolnconservation.co.uk TESTING FOR HAZARDOUS MATERIALS: See also: display and profile entries in Paint Research, page 154. ▪ London office – 75 Cowcross Street, London EC1M 6EL Tel 0800 917 8664 Email pa@hirst-conservation.com www.hirst-conservation.com TRADITIONAL PAINTS AND NANOLIME TECHNOLOGY: Hirst Conservation Ltd produces distempers and traditional zinc oil and lead paints for historic building repair. UK supplier of nanolime products for stone and plaster conservation. All products are supported by technical and practical guidance. Analysis and research services are available enabling historic materials to be closely matched where required. Hirst Conservation Ltd can provide a team of specialists to apply the materials, giving a single source of responsibility. See also: display entry on the inside front cover. ◼ LINCOLN CONSERVATION Email info@lincolnconservation.co.uk www.lincolnconservation.co.uk HISTORIC MATERIALS ANALYSIS: See also: display and profile entries in Paint Research, page 154. COB & EARTH cont'd
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