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The CALEFACTIO bd100p is a full-port brass ball valve with an integrated high-flow drain, designed for hydronic and plumbing systems where flow control and routine maintenance access are both required in a single fitting. The valve features a PTFE seat and EPDM O-ring for reliable, low-friction sealing, and carries a 250 CWP pressure rating. The reversible handle allows installation flexibility in tight spaces. This valve is installed by licensed plumbers and hydronic technicians on residential and light commercial systems.
The bd100p is suited for closed-loop hydronic heating systems, potable water distribution, and general plumbing applications where a 1-inch press connection is specified. The integrated high-flow drain eliminates the need for a separate drain valve at service points, reducing fitting count and simplifying future maintenance access. The full-port design maintains unrestricted flow through the valve body, which is critical in systems where pressure drop must be minimized.
Designed as an OEM-style replacement or new-installation ball valve for 1-inch press connection hydronic and plumbing systems requiring integrated drain capability.
Installation should be performed by a licensed plumber or hydronic technician in accordance with applicable local plumbing codes and ASTM press-fitting standards. Depressurize and drain the system section before removing or installing the valve. Verify press tool jaw size matches the fitting specification before making connections. Do not apply heat sources near EPDM or PTFE sealing components during adjacent soldering work.
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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