Plate & frame. Brazed. Safety-Pair double wall. Semi-welded. Plus a wide range of HVAC and specialty uses. We make only plate heat exchangers, so we’re specialists in their applications. Even more important, we’re serious about service. You’ll find us prompt in responding to your quotation requests and delivery needs. Most designs are completed and faxed back within hours. And we can respond without difficulty to requests for special materials or unusual designs. Our nationwide network of manufacturer’s representatives for Polaris Plate Heat Exchangers is always at your service.