National Combustion Co Inc. (NATCO)...
National Combustion Co Inc. (NATCO) has evolveed the SUPER-Efficiency water heater, engineered for high efficiency. Designed to fitting clean-air requirements now and in the what may occur hereafter SUPER-E's low NOx emissions (les than 20 parts by means of million) comply with unruffled the strictest regulations, the company says. Because it uses sealed combustion, no chimney or renewed air opening is required. Instead, a direct hole ...
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