Premium quality ball valves for unrestricted flow control. Full-bore and reduced-bore options in brass, stainless steel and bronze. WRAS approved, pressure rated up to PN40.
Comprehensive range for every plumbing application
Maximum flow rates with minimal pressure drop. Ideal for main isolation and distribution systems where unrestricted flow is essential. Available in all materials and pressure ratings.
Compact design with slightly reduced internal diameter. Suitable for branch lines and secondary flows. Lower cost while maintaining excellent performance for most applications.
Smallest sizes from 8mm up to 15mm. Perfect for tight spaces, instrumentation, sample points and small diameter pipework in domestic and commercial systems.
Compression fitting connections for easy installation without soldering. Quick assembly on copper or plastic pipes. Ideal for retrofit work and repairs in existing systems.
Modern press-fitting technology for permanent, leak-free connections. Rapid installation without heat or soldering. Perfect for new builds and professional plumbing installations.
Industrial-grade flanged connections for large diameter systems. Available in PN16, PN25 and PN40 ratings. Used in plant rooms, commercial HVAC and process applications.
Engineered for durability, corrosion resistance and reliability
Industry standard for plumbing applications. DZR (dezincification resistant) brass ensures corrosion resistance in potable water systems. WRAS approved. Excellent machinability and strength.
Superior corrosion resistance for harsh environments and coastal areas. Enhanced molybdenum content resists chloride corrosion. Ideal for industrial process piping and chilled water systems.
High corrosion resistance with excellent strength. Suitable for most commercial plumbing and HVAC applications. Better material cost than 316 whilst maintaining durability.
Traditional material for heavy-duty industrial applications. Excellent machinability and longevity. Ideal for high-temperature systems and process piping in manufacturing.
Premium aesthetic finish combining brass durability with chrome protection. Enhanced corrosion resistance. Popular for visible installation points where appearance matters.
Heavy-duty bodies for industrial applications. Strength and durability for high-pressure systems. Typically combined with brass or stainless valve internals.
Comprehensive range covering residential to industrial requirements
Our plumbing ball valves are available in sizes from 8mm to 100mm (3/8" to 4") to cover all applications:
| Size (mm) | Size (inches) | Common Applications |
|---|---|---|
| 8mm - 15mm | 5/16" - 1/2" | Instrumentation, sample points, small bore systems |
| 20mm - 28mm | 3/4" - 1" | Domestic hot/cold water supply, central heating |
| 32mm - 50mm | 1.25" - 2" | Main distribution, commercial plumbing, chilled water |
| 63mm - 100mm | 2.5" - 4" | Large commercial systems, industrial process piping |
Ball valves are rated for different pressure classifications depending on material and construction:
| Rating | Bar / psi | Temperature | Typical Use |
|---|---|---|---|
| PN16 | 16 bar / 232 psi | 0-60°C | Standard domestic cold water, heating at moderate temperatures |
| PN25 | 25 bar / 362 psi | 0-80°C | Commercial plumbing, higher temperature hot water systems |
| PN40 | 40 bar / 580 psi | 0-100°C | Industrial process piping, extreme pressure applications |
Engineering excellence for reliable performance
Unrestricted flow path means zero pressure drop across the valve. Maximum efficiency for heating and cooling systems where flow rate is critical to performance.
Water Regulations Advisory Scheme approved for potable drinking water applications. Certified for use in UK domestic and commercial water supplies. Complete compliance documentation provided.
Safety feature prevents stem ejection under pressure. Critical safety element in high-pressure applications. Meets international safety standards for industrial plumbing.
Polytetrafluoroethylene seat material provides superior sealing with minimal wear. Extended service life with reliable zero-leakage performance across full temperature range.
Simple 90-degree lever handle operation for quick isolation. No multiple turns required. Clear open/closed position indication with handle alignment to pipe direction.
Durable chrome finish resists corrosion and provides professional appearance. Comfortable grip and clear directional indication. Easy identification of valve status.
Trusted across domestic, commercial and industrial plumbing
Ball valves are essential components in modern plumbing systems, providing reliable flow control and isolation for residential, commercial and industrial applications. A plumbing ball valve operates on a simple principle: a rotating ball with a central bore regulates fluid flow. When the handle is perpendicular to the pipe, flow is blocked; when aligned with the pipe, flow passes through unrestricted. This quarter-turn operation makes ball valves ideal for isolation purposes where quick shut-off is required. Unlike gate valves which require multiple rotations, brass ball valves and compression ball valves offer rapid on-off control with minimal effort. Whether you're installing new pipework, maintaining existing systems or undertaking repairs, understanding ball valve options ensures you select the right valve for your specific application. PlumbingValves.co.uk supplies premium quality ball valves in multiple materials, sizes and pressure ratings to match every plumbing requirement.
Choosing the correct material for your plumbing ball valve depends on several critical factors including water type (potable, process, or corrosive), operating temperature, system pressure, and environmental conditions. Brass ball valves, particularly DZR (dezincification resistant) varieties, remain the industry standard for domestic water systems due to cost-effectiveness and WRAS approval for drinking water applications. Stainless steel ball valves (316 or 304 grade) offer superior corrosion resistance essential for coastal installations, process water systems or environments prone to aggressive water chemistry. Bronze and cast iron bodies are preferred for heavy-duty industrial applications where strength and durability are paramount. Pressure rating is equally important: PN16 rated valves suit domestic cold water and standard heating systems, while PN25 accommodates higher temperature hot water systems, and PN40 handles extreme pressure industrial processes. Matching material and pressure rating to your system ensures reliability, longevity and regulatory compliance. Our comprehensive range of compression ball valves, press-fit valves and flanged ball valves ensures you'll find the perfect solution regardless of your specific requirements.
Proper installation and regular maintenance of plumbing ball valves ensures optimal system performance and prevents costly failures. Ball valves are designed for straightforward installation: compression fittings require hand-tight connection with a wrench, press-fit technology demands only specialized pressing equipment, while flanged valves bolt directly to system connections. Clear handle position indication (aligned with pipe = open, perpendicular = closed) makes operational status immediately obvious to maintenance personnel. Regular maintenance involves periodic handle operation to prevent seizing and visual inspection for leaks. Our expert team at PlumbingValves.co.uk provides comprehensive technical support including valve selection guidance for your specific application, installation instructions, pressure rating verification, maintenance schedules and troubleshooting assistance. We stock complete ranges of plumbing ball valves across multiple materials and sizes, with many items available for next-day UK delivery. Whether you're a professional plumber, facilities manager, or homeowner, our knowledgeable staff can recommend appropriate lever ball valve options, explain compression ball valve installation requirements, and provide full documentation for WRAS compliance verification. Contact our sales team for expert advice on selecting the ideal ball valves for your plumbing project.
Our expert team is ready to help with product selection, technical specifications and competitive pricing for your plumbing project.