( 1 ) THIS is an appeal against the Order dated 3rd August, 1991 passed by the state Consumer Disputes Redressal Commission, Kerala at Thiruvananthapuram in complaint case No. 164 of 1990. That complaint was filed by the present respondent m/s. Pineapple Marketing Co-operative Society Ltd. , which has been formed by 1500 odd Pineapple cultivators with the objective of promoting cultivation, marketing and processign of pineapple and its products. The Society decided to start a pineapple processing unit at Amayannur, Kottayam District with the financial aid and guidance of the National Co-operative Development Corporation (for short NCDC ). The Society required a boiler for the processing unit. For that purpose, they invited qquotations for the installation of a non-IBR boiler (boiler not coming under Indian Boiler regulations ). The quotation submitted by the present appellants-M/s. Indra Fabricators and others (appellant No. 1, who was the Opposite Party in the complaint, appellant no. 2 Ashok Grover appears to be the proprietor of that firm and appellants No. 3 and 4 are also connected with that firm), was accepted on the recommendation of Mr. B. C. Malhur, Consulta