{"product_id":"brass-check-valve-horizontal-or-vertical-mounting-brass-check-valve-with-thread-connection-available-in-multiple-sizes-including-dn15-4-points-dn20-6-points-1-inch-1-2-inch-1-5-inch-2-inch-2-5-inch-3-inch-4-inch-dn50-dn65-dn80-dn100","title":"Brass Check Valve Horizontal or Vertical Mounting Brass Check Valve with Thread Connection Available in Multiple Sizes Including DN15 4 Points DN20 6 Points 1 Inch 1.2 Inch 1.5 Inch 2 Inch 2.5 Inch 3 Inch 4 Inch DN50 DN65 DN80 DN100","description":"\u003ch1\u003eBrass Threaded Check Valve for Horizontal or Vertical Installation in Multiple Pipe Sizes\u003c\/h1\u003e\u003cdiv style=\"text-align: center;\"\u003e\u003cimg alt=\"Brass check valve with threaded ends shown in horizontal and vertical orientations for pipe installation.\" src=\"https:\/\/images.seoo.uk\/src\/products\/shopify_export\/US11\/1447\/2025-09-30\/original-image\/1618382665391.webp\"\u003e\u003c\/div\u003e\u003cp\u003eThis brass check valve is a fundamental component for controlling flow direction in pipe systems. Its primary function is to permit fluid flow in one direction while automatically preventing reverse flow (backflow), which is essential for protecting pumps, maintaining system pressure, and preventing contamination. Designed with a threaded connection, it integrates directly into compatible pipework across various applications, including domestic plumbing, central heating systems, irrigation, and industrial process lines. The valve is offered in two distinct body configurations—horizontal and vertical—providing significant flexibility for installers to fit the valve according to the physical layout of the pipe run. Furthermore, it is available in a wide spectrum of sizes, denoted by both metric DN (Diamètre Nominal) and approximate inch equivalents, ensuring compatibility with a broad range of existing pipe standards and project requirements.\u003c\/p\u003e\u003ch2\u003eFeatures and Construction\u003c\/h2\u003e\u003cdiv style=\"text-align: center;\"\u003e\u003cimg alt=\"Brass check valve with threaded ends shown in horizontal and vertical orientations for pipe installation.\" src=\"https:\/\/images.seoo.uk\/src\/products\/shopify_export\/US11\/1447\/2025-09-30\/original-image\/1618382665393.webp\"\u003e\u003c\/div\u003e\u003cp\u003eThe valve's design focuses on reliable unidirectional flow control with practical installation features. Its construction and available options are based on standard industrial and plumbing specifications to ensure broad applicability and ease of sourcing for maintenance or new installations.\u003c\/p\u003e\u003ch3\u003eMaterial and Build\u003c\/h3\u003e\u003cp\u003eThe valve body is constructed from brass, a common choice for valve applications involving water and compatible non-aggressive fluids. Brass offers good machinability, allowing for precise threading and the creation of a reliable sealing surface for the internal check mechanism. This material also provides inherent corrosion resistance in typical water-based environments, contributing to the valve's service life in standard conditions. The use of brass aligns with industry norms for valves in plumbing, heating, and general service applications.\u003c\/p\u003e\u003ch3\u003eSize and Practical Fit\u003c\/h3\u003e\u003cp\u003eA key feature is the extensive range of available sizes. The product covers sizes from the smaller DN15 (referred to as 4 points) and DN20 (6 points), commonly used in domestic settings, up to larger diameters like DN80 (3 inches) and DN100 (4 inches) for industrial or commercial pipework. The sizing is clearly cross-referenced between metric DN values (DN15, DN20, DN25, DN32, DN40, DN50, DN65, DN80, DN100) and their approximate imperial equivalents (4 points, 6 points, 1 inch, 1.2 inch, 1.5 inch, 2 inch, 2.5 inch, 3 inch, 4 inch). This dual sizing system helps users accurately select the valve that matches their specific pipe thread diameter, whether their system is specified in metric or imperial terms.\u003c\/p\u003e\u003ch2\u003eUses and Placement\u003c\/h2\u003e\u003cdiv style=\"text-align: center;\"\u003e\u003cimg alt=\"Brass check valve with threaded ends shown in horizontal and vertical orientations for pipe installation.\" src=\"https:\/\/images.seoo.uk\/src\/products\/shopify_export\/US11\/1447\/2025-09-30\/original-image\/1618382665406.webp\"\u003e\u003c\/div\u003e\u003cp\u003eThe valve's design accommodates a variety of system layouts and pressure conditions. The choice between horizontal and vertical mounting options directly addresses different installation scenarios and flow dynamics within a pipe system.\u003c\/p\u003e\u003ch3\u003eEvent or Professional Use\u003c\/h3\u003e\u003cp\u003eIn commercial, industrial, or large-scale installations, the availability of larger sizes (DN50 to DN100) makes this valve suitable for main supply lines, pump discharge protection, and process equipment. The threaded connection allows for secure, pressure-rated joints without the need for welding. Engineers and system designers can specify either horizontal or vertical orientation based on the pipe rack layout, space constraints, and the specific requirements for the check valve's operation under the system's flow profile, ensuring optimal performance in complex piping networks.\u003c\/p\u003e\u003ch3\u003eEveryday Home Use\u003c\/h3\u003e\u003cp\u003eFor domestic applications such as home plumbing, central heating systems, or garden irrigation, the smaller sizes (DN15 to DN40) are most relevant. A common use is installing a check valve on the outlet of a boiler feed or on a cold-water supply to a heating system to prevent thermosiphoning or backflow. The threaded design allows a competent DIYer or plumber to install it using standard tools. The option to choose a horizontal or vertical valve means it can be fitted neatly into existing pipe runs under sinks, in airing cupboards, or in loft spaces without needing to re-route pipes extensively.\u003c\/p\u003e\u003ch2\u003eBenefits and Buying Value\u003c\/h2\u003e\u003cdiv style=\"text-align: center;\"\u003e\u003cimg alt=\"Brass check valve with threaded ends shown in horizontal and vertical orientations for pipe installation.\" src=\"https:\/\/images.seoo.uk\/src\/products\/shopify_export\/US11\/1447\/2025-09-30\/original-image\/1618382665410.webp\"\u003e\u003c\/div\u003e\u003cp\u003eThe value of this check valve lies in its specification clarity, installation flexibility, and material suitability for its intended roles. It provides a straightforward solution for a common piping requirement.\u003c\/p\u003e\u003ch3\u003eReuse and Low Maintenance\u003c\/h3\u003e\u003cp\u003eAs a mechanical valve with no electrical components and a brass body, it requires minimal ongoing maintenance in a correctly specified system. Its robust construction is intended for long-term service. The threaded connections also mean the valve can be removed for inspection or system modification and reinstalled if necessary, unlike permanently fused fittings. Selecting the correct size and orientation from the available options is the primary step to ensuring reliable, low-maintenance operation.\u003c\/p\u003e\u003ch3\u003eWhy Choose This Product\u003c\/h3\u003e\u003cp\u003eThis product offers a clear and comprehensive selection of brass check valves. The main decision points for a buyer—size (from 4 points\/DN15 to 4 inches\/DN100) and mounting orientation (horizontal or vertical)—are explicitly defined and available. This removes guesswork and helps ensure the purchased valve will fit and function as required in the specific application. The use of standard brass construction and threaded connections aligns with common practice, promoting compatibility with other system components and simplifying the sourcing process for installers and maintenance teams.\u003c\/p\u003e\u003cdiv style=\"text-align: center;\"\u003e\u003cimg alt=\"Brass check valve with threaded ends shown in horizontal and vertical orientations for pipe installation.\" src=\"https:\/\/images.seoo.uk\/src\/products\/shopify_export\/US11\/1447\/2025-09-30\/original-image\/1618382665411.webp\"\u003e\u003c\/div\u003e\u003cdiv style=\"text-align: center;\"\u003e\u003cimg alt=\"Brass check valve with threaded ends shown in horizontal and vertical orientations for pipe installation.\" src=\"https:\/\/images.seoo.uk\/src\/products\/shopify_export\/US11\/1447\/2025-09-30\/original-image\/1618382665715.webp\"\u003e\u003c\/div\u003e\u003cdiv style=\"text-align: center;\"\u003e\u003cimg alt=\"Brass check valve with threaded ends shown in horizontal and vertical orientations for pipe installation.\" src=\"https:\/\/images.seoo.uk\/src\/products\/shopify_export\/US11\/1447\/2025-09-30\/original-image\/1618382665716.webp\"\u003e\u003c\/div\u003e\u003cdiv style=\"text-align: center;\"\u003e\u003cimg alt=\"Brass check valve with threaded ends shown in horizontal and vertical orientations for pipe installation.\" src=\"https:\/\/images.seoo.uk\/src\/products\/shopify_export\/US11\/1447\/2025-09-30\/original-image\/1618382665718.webp\"\u003e\u003c\/div\u003e\u003cdiv style=\"text-align: center;\"\u003e\u003cimg alt=\"Brass check valve with threaded ends shown in horizontal and vertical orientations for pipe installation.\" src=\"https:\/\/images.seoo.uk\/src\/products\/shopify_export\/US11\/1447\/2025-09-30\/original-image\/1618382665720.webp\"\u003e\u003c\/div\u003e\u003cdiv style=\"text-align: center;\"\u003e\u003cimg alt=\"Brass check valve with threaded ends shown in horizontal and vertical orientations for pipe installation.\" src=\"https:\/\/images.seoo.uk\/src\/products\/shopify_export\/US11\/1447\/2025-09-30\/original-image\/1618382665732.webp\"\u003e\u003c\/div\u003e\u003cdiv style=\"text-align: center;\"\u003e\u003cimg alt=\"Brass check valve with threaded ends shown in horizontal and vertical orientations for pipe installation.\" src=\"https:\/\/images.seoo.uk\/src\/products\/shopify_export\/US11\/1447\/2025-09-30\/original-image\/1618382666461.webp\"\u003e\u003c\/div\u003e\u003cdiv style=\"text-align: center;\"\u003e\u003cimg alt=\"Brass check valve with threaded ends shown in horizontal and vertical orientations for pipe installation.\" src=\"https:\/\/images.seoo.uk\/src\/products\/shopify_export\/US11\/1447\/2025-09-30\/original-image\/1618382666462.webp\"\u003e\u003c\/div\u003e\u003cdiv style=\"text-align: center;\"\u003e\u003cimg alt=\"Brass check valve with threaded ends shown in horizontal and vertical orientations for pipe installation.\" src=\"https:\/\/images.seoo.uk\/src\/products\/shopify_export\/US11\/1447\/2025-09-30\/original-image\/1618382666467.webp\"\u003e\u003c\/div\u003e\u003cdiv style=\"text-align: center;\"\u003e\u003cimg alt=\"Brass check valve with threaded ends shown in horizontal and vertical orientations for pipe installation.\" src=\"https:\/\/images.seoo.uk\/src\/products\/shopify_export\/US11\/1447\/2025-09-30\/original-image\/1618382666473.webp\"\u003e\u003c\/div\u003e\u003cdiv style=\"text-align: center;\"\u003e\u003cimg alt=\"Brass check valve with threaded ends shown in horizontal and vertical orientations for pipe installation.\" src=\"https:\/\/images.seoo.uk\/src\/products\/shopify_export\/US11\/1447\/2025-09-30\/original-image\/1618382666475.webp\"\u003e\u003c\/div\u003e\u003cdiv style=\"text-align: center;\"\u003e\u003cimg alt=\"Brass check valve with threaded ends shown in horizontal and vertical orientations for pipe installation.\" src=\"https:\/\/images.seoo.uk\/src\/products\/shopify_export\/US11\/1447\/2025-09-30\/original-image\/1618382666492.webp\"\u003e\u003c\/div\u003e\u003cdiv style=\"text-align: center;\"\u003e\u003cimg alt=\"Brass check valve with threaded ends shown in horizontal and vertical orientations for pipe installation.\" src=\"https:\/\/images.seoo.uk\/src\/products\/shopify_export\/US11\/1447\/2025-09-30\/original-image\/1618382904953.webp\"\u003e\u003c\/div\u003e\u003cdiv style=\"text-align: center;\"\u003e\u003cimg alt=\"Brass check valve with threaded ends shown in horizontal and vertical orientations for pipe installation.\" src=\"https:\/\/images.seoo.uk\/src\/products\/shopify_export\/US11\/1447\/2025-09-30\/original-image\/1618382994233.webp\"\u003e\u003c\/div\u003e","brand":"qnaa1a-ru","offers":[{"title":"Horizontal check valve \/ 4 points","offer_id":57908179370315,"sku":"CJGJ107911801AZ","price":13.98,"currency_code":"GBP","in_stock":true},{"title":"Horizontal check valve \/ 1 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