20 day Long Course in Natural Finishes & Flooring

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Location: Thannal Campus,Tiruvannamalai, Tamilnadu


This is a 20 day Long Course in Natural Finishes & Flooring for people seeking extended time with experienced masons and natural builders in learning about various mud samples, lime, natural pigments and admixtures.

Detailed study on Natural Finishes in projects of Thannal, where participants will be interacting and learning about various finishes in Mud, Mud+Lime and Lime, achieving different colours using different Mud & natural colours can be explored on the dedicated working space for each participant in our project.

Learning about different kinds of plasters and precisely using them so that balance can be achieved between cost, durability and aesthetics in any desired space.

This course is divided into four modules

Module 1: Knowing materials & tools

Duration: 1 day

This workshop includes detailed sessions with Biju Bhaskar, introducing you to various properties of mud, Surkhi (baked mud) and lime. Admixtures for stabilising the plaster, like Kadukkai-jaggery mix and Natural Gums will be introduced and prepared by the participants. Various tools used for plastering and what is the significance of each tool can be learnt from our masons.

Module 2: Testing & Sampling of Plaster

Duration: 2 days

Testing different plaster mixes after making sample patches to understand the strength and stability in various proportions of different mud types, lime and admixtures. This can help you in creating your own proportions and plasters.

Module 3: Preparation of Plasters

Duration: 5 days

Each step in preparation for five different plasters will be done by students like sieving mud/lime, mixing, adding admixtures and leaving the mix for fermentation. Students will be provided with tested plaster recipes, which they can witness in various places in our campus.

Module 4: Application of Plasters

Duration: 10 days

After the mix is ready, detailed hands-on sessions in preparation of various surfaces for Mud plasters and distinct application techniques in different coats of plaster under the supervision of experienced masons on our project will happen. This will ensure a complete understanding of the plasters and how to use different tools for plastering.

Module 5: Flooring

Duration: 2 days

Learn from the basics of different types of natural flooring like Lime flooring and Terracotta tile flooring. How to make flooring with a slope, base layer preparation, first coat and final later will be learnt by the participants through hands-on work.


Biju Bhaskar, Islamuddin Muwal (mason from Rajasthan) and other members of Thannal.

Workshop Date:

Interested candidates can fill the form below. The workshop will be scheduled once a batch of four candidates is selected from the applicants.

Workshop Location:

Thannal campus, Tiruvannamalai, Tamilnadu.


Nearest Railway Stations: Tiruvannamalai, Katpadi and Villupuram.

Nearest Airport: Chennai, Bangalore.

Workshop fee:

The workshop fee is Rs. 25,000/- (Indians) and USD 495/- (foreign nationals) which includes lunch and excludes accommodation and site visit’s travel expenses.

We function in a manner in which all our studies, documentations, travels and researches are funded with the money from workshops, not from any external funds, sponsorships and fellowships. Projects are done on a gift culture, without any consultation fee, which are the results of our studies of Indian Traditional Natural Building techniques. We expect people who want to learn from us understand this situation and kindly not ask for discounts in our study programmes. As we do not have any scholarship available right now, you can find a sponsor for yourself to study with us (you will be supporting us this way).


Accommodation is not included in workshop fee. It will be economical if four persons can take a common rented house and two-wheelers or bicycle to commute to site daily.


Participation is limited to four selected participants only. Kindly fill the form below to apply for the workshop. Selected participants will be notified with the account details for registration fee. 50% of the workshop fee has to be paid in advance to confirm your registration (non-refundable amount) to this account. Remaining 50% of the fee is to be paid on the 1st day of workshop, in cash only. Accommodation options and location of campus etc. will be shared after your registration is done.

We are seeking participants with all levels of experience. Most importantly, applicants should have enthusiasm, a deep willingness to learn, an appreciation for working with their hands and a good attitude!

Cancellation/Refund Policy:
You can cancel your participation in this workshop, but registration money can only be transferred to someone you nominate, as it is non-refundable, or you can also retain the amount as credit with us and use for our future workshops.


  • This workshop is open to all profession and age group.
  • We don’t entertain non participants at workshop site during workshop hours, unless it is unavoidable (please let us know in advance).
  • Do respect privacy of others when you go visit any nearby sites.
  • This is exclusively a hand-on workshop so get ready to stretch and twist your muscles.
  • Do wear light comfortable cotton clothes, preferably old, to beat the heat. There are very less chances of your clothes not getting soiled.
  • The sun can be a bit harsh here so carry sunscreen and head gears.
  • Do keep yourself hydrated to avoid any discomforts. You can also carry Electoral & Glucose for that extra boost of energy.
  • Wear foot wear that you can slip in and out of easily. Our Natural Cob Gym will need the use of your bare feet!
  • At times, working with hands can get a little rough; you can get a pair of work gloves along!
  • Please carry your emergency medicine if and when required.
  • Keep your cell phones away while working, this is a no selfie zone.
  • The itinerary is subjective to change as per the site and weather conditions.
  • For queries:

Form- 20 day Long Course in Natural Finishes & Flooring

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