PERMA brand quality materials are available in Thrissur District for permanent solution to the construction industry. PERMA Plast O Proof is required to add 100gms in 1 bag cement for normal Concrete and Plaster. PERMA Latex SBR is to be added 250gms in 1 bag cement for repair of concrete works. All materials are quality guaranteed materi... als with competitive market price. PERMA Guard is a powder + liquid compound for permanent water proofing of bathrooms and Terraces. It can be applied by brush recommended for 2 coats to form a membrane to resist water leakage.+ More