Durable Brass Trim: The heavy-duty brass body and stainless steel spring assembly extend service life in 50% glycol or 15 psig low-pressure steam applications

providing consistent hydronic zone valve performance

is a high-capacity ASME Section IV safety relief valve specifically engineered for low-pressure steam heating boilers and industrial process equipment

it ensures precise

The M4 terminal provides an optional signal for LED indication to confirm the damper is in the open position

Lennox X6661 Filter Cabinet 326058-758 Durable Brass Trim: The heavy-dutyThe Lennox X6661 Filter Cabinet (model HCC20 28) is a heavy duty, 20 gauge steel enclosure engineered for high performance residential and commercial HVAC applications. This Healthy Climate HC16 cabinet is specifically designed to house high efficiency 20x25x5 media filters, providing a low resistance path for optimal airflow while protecting internal system components from particulate buildup. With its actual dimensions of 21" x 28. 5" x 7", this