The F-Comfort female–female butterfly ball valve, 1" is a robust and hygienic valve designed for use in potable water and central heating systems. Its standout features include:
Hygienic Construction: Made from CW617N-4MS brass, incorporating a contemporary hygienic alloy; all wetted surfaces are nickel-free, ensuring safety for drinking water. Ferro ValvesOnninen
Reliable Seals & Gland Feature: Fitted with durable PTFE seals on both the ball and stem and includes a gland for easy clearance adjustment.
Metal Butterfly Handle: Equipped with a solid metal butterfly (winged) handle for smooth quarter-turn operation and intuitive control.
Operational Capacity:
Nominal Pressure: 20 bar (PN20)
Maximum Operating Temperature: 100 °C
Certifications & Quality: This model is part of the F-Comfort line, awarded a Gold Medal at the 2020/2021 Poznań International Trade Fair for its design and quality. It comes 100% leak-tested, certified for hygiene and technical use, and is backed by a 5-year warranty
