USA
Technical Q&A
Why are some heating contractors still not installing a filter on a hydronic system?
In the U.S. market, that’s come about because, for a long period of time, you’ve had heating systems working with furnaces or old steam boilers. These older systems have flow channels of up to an inch in diameter, so they’re less susceptible to component failure as a result of iron oxide in the system. When we moved to the more modern technology like condensing boilers — and, in partic...