Best Best Best O General Ac is the best. Its cooling very effective. This AC work also very fantastic with out service. Haldwani(Uttarakhand) Mosque’s O General AC are very good and give very cool air and good atmosphere. Haldwani Mosque’s work very good with service. O General Ac is the best. Its cooling very effective. O General AC is some costly greater than other but I will suggest O General AC because its a one time investment for a long time so we should buy best quality.