Tufwud Doors & Accessories Private Limited One of the leading manufacturers of fire doors in India, Khemka Timber is a famous timber house in Kolkata dealing in a variety of wood & other items since last 60 years. Originating from Rangoon (Burma), we have mills in Kolkata, Siliguri, Assam etc. The group has a full-fledged Fire Retardant Doors production unit; an interior & furniture-manufacturing unit of woodworking machinery and owns chemical treatment and seasoning plants. We deal in almost all kinds of raw materials, wood, plywood, prelaminated PVC profiles, mouldings, door, windows and furniture.