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Everything you need to know about lime and its application with the materials available in the Northern Vosges! Jacques Bruderer, Master mason and stonemason, craftsman specializing in old buildings, answers all the questions you may have before getting started. What type of lime is found in our Region? What is the difference between air lime and hydraulic lime? Why is it suitable for old buildings? What grain size should be chosen for the sand? How to dose and prepare the mixtures? Do we add cement? What is a bastard mortar? How to prevent the coating from cracking? What is the implementation period? How many layers? You will find all the information on the characteristics of lime and sand materials, the preparation of the equipment and mixtures and the implementation technique. Link to the regulations (the new version of DTU 26.1, chap. 12): 15-23 (maisons-paysannes.org) Where to get local lime? Chaux Michel Boehm: http://chauxboehm.fr/ And to go further, visit our website: https://eco-renover.parc-vosges-nord.fr/ Chapters: 00:00 - Introduction 00:27 - General presentation of lime/mortar 01:05 - Today's construction site 01:38 - Obtaining lime/its advantages 04:23 - Role of sand 08:22 - Regulations and color chart 09:01 - Preparation of the construction site 10:32 - The different layers 14:00 - Drying time 15:19 - Materials and equipment 16:30 - Reformis 19:05 - Preparation of the render 19:38 - Dosage in a concrete mixer 20:30 - Implementation 22:58 - Cut stone 23:42 - Keeping the wall clean 25:20 - Respect for building aesthetics 27:25 - The body of the coating 29:46 - The finishing coat 34:53 - Adjusting and cleaning the finishing coat 38:19 - Coating cob 44:22 - Cleaning tools 45:13 - Outro Tags: park, natural, regional, Vosges, north, PNR, Vosges-du-Nord, eco-renovate, eco-renovate, lime coatings, lime coatings, lime coating, lime rendering, lime, lime rendering, natural rendering, natural rendering, old building renovation, old building renovation, old building renovation, cob rendering, cob rendering, cob rendering, half-timbered rendering