Tawakli, CEO of the National Gas Company: We have optimized 132,000 engine houses throughout the country Optimizing engine houses helps reduce gas consumption by 13 to 25 percent in a compound or at home. There are 21 million low Redman heaters in Israel. If the temperature of the package is between 55 and 60 degrees, it will provide the required hot water and the consumption will also decrease. Rank in social networks.