The Sigmafire line of steam generators from Clayton Industries includes 14 models in the 20 to 200 boiler horsepower range. The units incorporate design changes that reduce installation time and expense and permit quieter operation, says the company. They include counter-flow coil-tube configuration, are modular, permit installation of optional accessories and offer a small footprint.

Clayton Industries;
800-423-4585;
sales@claytonindustries.com