Is the STORZ Firefighter Brass Reducer compatible with standard 2.5" and 4" Storz connections used in firefighting and irrigation systems?

The STORZ Firefighter Brass Reducer is designed as a reducing coupling for Storz-type connections and, given its symmetrical connection design and identical hook spacing requirement, is compatible with standard Storz systems when the reducer’s specific sizes match the 2.5" and 4" nominal Storz dimensions. Manufactured from brass with a wide unobstructed flow and a high-quality NBR seal rated to 16 bar, it is suitable for intensive use in firefighting and irrigation—provided you select the reducer model that explicitly lists mating with 2.5" and 4" Storz fittings. If size markings or product specifications confirm 2.5" → 4" (or the corresponding metric Storz sizes), it will join seamlessly; if not, use the correctly sized reducer or an adapter.

Can the STORZ Firefighter Brass Reducer be used with potable water and food-processing systems without contaminating the fluid?

Yes. The STORZ Firefighter Brass Reducer Format is suitable for potable water and food‑processing systems. It is manufactured from durable brass compatible with liquid transport, features a wide unobstructed flow to minimize contamination risk, and uses a high‑quality black NBR rubber seal that provides reliable tightness. The coupling’s construction and materials make it appropriate for demanding applications including food production and irrigation. Ensure installation follows applicable local drinking‑water and food‑safety regulations and verify that the specific brass alloy and NBR seal meet any required certifications for your jurisdiction and process.

STORZ Firefighter Brass Reducer

All products, Symmetrical claw couplings/

Additional information

Material	B – brass (bronze)

The STORZ reducing coupling is a reliable and versatile solution designed for installations transporting liquids and bulk materials, ensuring efficient and secure flow in demanding applications. Manufactured from durable brass, it withstands working pressures up to 16 bar, making it suitable for intensive use in firefighting systems, irrigation networks, chemical processes, food production, and agricultural operations. Its symmetrical connection design allows for quick and effortless assembly, as elements with identical hook spacing can be joined seamlessly, reducing downtime and simplifying handling. The coupling features a wide, unobstructed flow diameter that minimizes resistance and optimizes throughput, while the high-quality black NBR rubber seal guarantees tightness and long-lasting performance even under challenging conditions. This robust and user-friendly component combines strength, precision, and convenience, making it an essential part of professional installations where reliability and efficiency are key.

List of product variants

Article number	Product variant name	DN	BAR	Availability	Price	Quantity	Actions	Catalogue
ST-35-089066-30	STORZ reducer 89x66 mm, brass	-	16	In stock	0 €		Enquiry

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The STORZ reducing coupling is a reliable and versatile solution designed for installations transporting liquids and bulk materials, ensuring efficient and secure flow in demanding applications. Manufactured from durable brass, it withstands working pressures up to 16 bar, making it suitable for intensive use in firefighting systems, irrigation networks, chemical processes, food production, and agricultural operations. Its symmetrical connection design allows for quick and effortless assembly, as elements with identical hook spacing can be joined seamlessly, reducing downtime and simplifying handling. The coupling features a wide, unobstructed flow diameter that minimizes resistance and optimizes throughput, while the high-quality black NBR rubber seal guarantees tightness and long-lasting performance even under challenging conditions. This robust and user-friendly component combines strength, precision, and convenience, making it an essential part of professional installations where reliability and efficiency are key.