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Nu-Calgon Cal-Shield 4148-32 is a coil surface protector designed for air-cooled condensers, evaporator coils, and finned heating and cooling coils. This product utilizes DuPont's Teflon coating to form a micro-thin film that protects against dirt and grime buildup.
Cal-Shield forms a barrier to shield coils from contaminants, enhancing efficiency and extending the life of HVAC systems.
We pulled together the parts most installs need for this unit, plus a few add-ons worth a look. Check what you need — nothing here blocks checkout.
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