What are the components of a fire extinguishing system?

Fire extinguishing system materials consist of valves, fittings, and line equipment that control the flow in the fire line. Product selection varies according to the project.

Which Valves Are Most Commonly Used in Fire Protection Lines?

Butterfly valves, gate valves and check valves are commonly used in fire protection pipework. Ball valves are also used in some applications. Selection depends on the pipe diameter, pressure and intended use.

What is the difference between a fire cabinet valve and a standard valve?

Fire hose cabinet valves are selected for their intended application. Depending on the application, their body, handle and connection types may differ from those of standard valves. The pipework type and connection size must be considered when selecting the appropriate product.

How are PN pressure ratings and DN nominal diameters selected for fire protection systems?

DN denotes the nominal diameter, while PN denotes the nominal pressure rating. In fire protection pipework, DN and PN are selected according to the project requirements and operating pressure. Correct selection is essential for safety and long service life.

What does a check valve do in a fire protection system?

A check valve prevents reverse flow. It is used at pump outlets and other points where backflow must be prevented to protect the pipework.

Is a strainer (filter) required in fire protection pipework?

A strainer protects equipment such as valves and pumps by trapping sediment and particles in the pipework. It is particularly recommended upstream of sensitive equipment.

Are butterfly valves or gate valves preferred in fire protection systems?

Butterfly valves can be practical and economical for large diameters; gate valves are preferred in some applications. The correct product should be selected according to project requirements.

Should flanged or threaded connections be used in fire protection pipework?

Flanged connections are commonly used in fire protection pipework where high flow rates and secure connections are required. Threaded connections may be used for smaller diameters. The connection type is selected according to the project requirements and applicable standards.

Are in-stock fire protection products dispatched the same day?

Yes. In-stock products are dispatched the same day.

What is the cut-off time for same-day dispatch?

Orders received by 16:00 are processed for same-day dispatch.

Is local delivery available within Bursa?

Yes, local delivery is available within Bursa. Please contact us to discuss the delivery arrangements.

Where can I buy fire protection materials in Nilüfer, Bursa? Do you ship throughout Türkiye?

Astel Mechanical Installations sells fire protection systems, primarily based in Bursa/Nilüfer, and provides sales and delivery to all provinces of Türkiye.

Is there a discount for bulk purchases?

Yes. You can get a discounted price for bulk purchases by submitting your order through the "Get a Quote" form. We also offer seasonal surprise campaigns and brand-specific discounts.