{"product_id":"heatrae-sadia-pack-u4-tmv3-thermostatic-blending-valve-95970360","title":"Heatrae Sadia Pack U4 TMV3 Thermostatic Blending Valve 95970360","description":"\u003ch2 style=\"text-align: center;\"\u003e\u003cstrong\u003e\u003cem\u003e\u003cspan data-teams=\"true\"\u003eThis product is sourced directly from the supplier. Please \u003ca rel=\"noopener\" title=\"Contact Us\" href=\"https:\/\/arcanu.com\/pages\/contact-us\" target=\"_blank\"\u003eget in touch\u003c\/a\u003e, and we’ll confirm delivery details.\u003c\/span\u003e\u003c\/em\u003e\u003c\/strong\u003e\u003c\/h2\u003e\n\u003ch3\u003e\u003cbr\u003e\u003c\/h3\u003e\n\u003ch3\u003eMaintaining safe and consistent hot water temperatures whilst preventing legionella and scalding, the Heatrae Sadia Pack U4 TMV3 Thermostatic Blending Valve is suitable for use in domestic and commercial systems \u003c\/h3\u003e\n\u003cdiv class=\"qMYqUG_convSearchResultHighlightRoot\"\u003e\n\u003cdiv data-is-intersecting=\"true\" data-turn-id-container=\"request-WEB:cf4b4e29-7858-47f5-8faf-f92d73e1e8f0-7\" class=\"\"\u003e\n\u003cdiv class=\"relative w-full overflow-visible\"\u003e\n\u003csection data-turn=\"assistant\" data-scroll-anchor=\"false\" data-testid=\"conversation-turn-16\" data-turn-id-container=\"request-WEB:cf4b4e29-7858-47f5-8faf-f92d73e1e8f0-7\" data-turn-id=\"request-WEB:cf4b4e29-7858-47f5-8faf-f92d73e1e8f0-7\" dir=\"auto\" class=\"text-token-text-primary w-full focus:outline-none has-data-writing-block:pointer-events-none [\u0026amp;:has([data-writing-block])\u0026gt;*]:pointer-events-auto R6Vx5W_threadScrollVars scroll-mb-[calc(var(--scroll-root-safe-area-inset-bottom,0px)+var(--thread-response-height))] scroll-mt-[calc(var(--header-height)+min(200px,max(70px,20svh)))]\"\u003e\n\u003cdiv class=\"text-base my-auto mx-auto pb-10 [--thread-content-margin:var(--thread-content-margin-xs,calc(var(--spacing)*4))] @w-sm\/main:[--thread-content-margin:var(--thread-content-margin-sm,calc(var(--spacing)*6))] @w-lg\/main:[--thread-content-margin:var(--thread-content-margin-lg,calc(var(--spacing)*16))] px-(--thread-content-margin)\"\u003e\n\u003cdiv class=\"[--thread-content-max-width:40rem] @w-lg\/main:[--thread-content-max-width:48rem] mx-auto max-w-(--thread-content-max-width) flex-1 group\/turn-messages focus-visible:outline-hidden relative flex w-full min-w-0 flex-col agent-turn\"\u003e\n\u003cdiv class=\"flex max-w-full flex-col gap-4 grow\"\u003e\n\u003cdiv class=\"min-h-8 text-message relative flex w-full flex-col items-end gap-2 text-start break-words whitespace-normal outline-none keyboard-focused:focus-ring [.text-message+\u0026amp;]:mt-1\" data-message-model-slug=\"gpt-5-5\" dir=\"auto\" data-turn-start-message=\"true\" data-message-id=\"96511136-6670-459e-9baf-9107f324f8b6\" data-message-author-role=\"assistant\" tabindex=\"0\"\u003e\n\u003cdiv class=\"flex w-full flex-col gap-1 empty:hidden\"\u003e\n\u003cdiv class=\"markdown prose dark:prose-invert wrap-break-word w-full light markdown-new-styling\"\u003e\n\u003cdiv class=\"qMYqUG_convSearchResultHighlightRoot\"\u003e\n\u003cdiv data-is-intersecting=\"true\" data-turn-id-container=\"request-WEB:cf4b4e29-7858-47f5-8faf-f92d73e1e8f0-11\" class=\"\"\u003e\n\u003cdiv class=\"relative w-full overflow-visible\"\u003e\n\u003csection data-turn=\"assistant\" data-scroll-anchor=\"false\" data-testid=\"conversation-turn-24\" data-turn-id-container=\"request-WEB:cf4b4e29-7858-47f5-8faf-f92d73e1e8f0-11\" data-turn-id=\"request-WEB:cf4b4e29-7858-47f5-8faf-f92d73e1e8f0-11\" dir=\"auto\" class=\"text-token-text-primary w-full focus:outline-none has-data-writing-block:pointer-events-none [\u0026amp;:has([data-writing-block])\u0026gt;*]:pointer-events-auto R6Vx5W_threadScrollVars scroll-mb-[calc(var(--scroll-root-safe-area-inset-bottom,0px)+var(--thread-response-height))] scroll-mt-[calc(var(--header-height)+min(200px,max(70px,20svh)))]\"\u003e\n\u003cdiv class=\"text-base my-auto mx-auto pb-3 [--thread-content-margin:var(--thread-content-margin-xs,calc(var(--spacing)*4))] @w-sm\/main:[--thread-content-margin:var(--thread-content-margin-sm,calc(var(--spacing)*6))] @w-lg\/main:[--thread-content-margin:var(--thread-content-margin-lg,calc(var(--spacing)*16))] px-(--thread-content-margin)\"\u003e\n\u003cdiv class=\"[--thread-content-max-width:40rem] @w-lg\/main:[--thread-content-max-width:48rem] mx-auto max-w-(--thread-content-max-width) flex-1 group\/turn-messages focus-visible:outline-hidden relative flex w-full min-w-0 flex-col agent-turn\"\u003e\n\u003cdiv class=\"flex max-w-full flex-col gap-4 grow\"\u003e\n\u003cdiv data-turn-start-message=\"true\" class=\"min-h-8 text-message relative flex w-full flex-col items-end gap-2 text-start break-words whitespace-normal outline-none keyboard-focused:focus-ring [.text-message+\u0026amp;]:mt-1\" data-message-model-slug=\"gpt-5-3-mini\" dir=\"auto\" data-message-id=\"1acc3d86-346d-4162-81b1-8088d67602fd\" data-message-author-role=\"assistant\" tabindex=\"0\"\u003e\n\u003cdiv class=\"flex w-full flex-col gap-1 empty:hidden\"\u003e\n\u003cdiv class=\"markdown prose dark:prose-invert wrap-break-word w-full light markdown-new-styling\"\u003e\n\u003cdiv class=\"qMYqUG_convSearchResultHighlightRoot\"\u003e\n\u003cdiv data-is-intersecting=\"true\" data-turn-id-container=\"request-WEB:cf4b4e29-7858-47f5-8faf-f92d73e1e8f0-17\" class=\"\"\u003e\n\u003cdiv class=\"relative w-full overflow-visible\"\u003e\n\u003csection data-turn=\"assistant\" data-scroll-anchor=\"false\" data-testid=\"conversation-turn-36\" data-turn-id-container=\"request-WEB:cf4b4e29-7858-47f5-8faf-f92d73e1e8f0-17\" data-turn-id=\"request-WEB:cf4b4e29-7858-47f5-8faf-f92d73e1e8f0-17\" dir=\"auto\" class=\"text-token-text-primary w-full focus:outline-none has-data-writing-block:pointer-events-none [\u0026amp;:has([data-writing-block])\u0026gt;*]:pointer-events-auto R6Vx5W_threadScrollVars scroll-mb-[calc(var(--scroll-root-safe-area-inset-bottom,0px)+var(--thread-response-height))] scroll-mt-[calc(var(--header-height)+min(200px,max(70px,20svh)))]\"\u003e\n\u003cdiv class=\"text-base my-auto mx-auto pb-3 [--thread-content-margin:var(--thread-content-margin-xs,calc(var(--spacing)*4))] @w-sm\/main:[--thread-content-margin:var(--thread-content-margin-sm,calc(var(--spacing)*6))] @w-lg\/main:[--thread-content-margin:var(--thread-content-margin-lg,calc(var(--spacing)*16))] px-(--thread-content-margin)\"\u003e\n\u003cdiv class=\"[--thread-content-max-width:40rem] @w-lg\/main:[--thread-content-max-width:48rem] mx-auto max-w-(--thread-content-max-width) flex-1 group\/turn-messages focus-visible:outline-hidden relative flex w-full min-w-0 flex-col agent-turn\"\u003e\n\u003cdiv class=\"flex max-w-full flex-col gap-4 grow\"\u003e\n\u003cdiv data-turn-start-message=\"true\" class=\"min-h-8 text-message relative flex w-full flex-col items-end gap-2 text-start break-words whitespace-normal outline-none keyboard-focused:focus-ring [.text-message+\u0026amp;]:mt-1\" data-message-model-slug=\"gpt-5-3-mini\" dir=\"auto\" data-message-id=\"9be3fc58-f5d6-4138-a0af-5a4f32353460\" data-message-author-role=\"assistant\" tabindex=\"0\"\u003e\n\u003cdiv class=\"flex w-full flex-col gap-1 empty:hidden\"\u003e\n\u003cdiv class=\"markdown prose dark:prose-invert wrap-break-word w-full light markdown-new-styling\"\u003e\n\u003cp data-is-only-node=\"\" data-is-last-node=\"\" data-end=\"583\" data-start=\"298\"\u003eProtected by a fail-safe shut-off during cold water supply failure, the Heatrae Sadia Pack U4 TMV3 Thermostatic Blending Valve maintains compliant TMV3 temperature control by blending hot and cold inlet water to regulate outlet temperature and prevent uncontrolled hot water discharge. It prevents legionella and scalding by allowing hot water to be stored above 60°C - the temperature needed to inhibit legionella bacteria - while delivering a safe, controlled outlet temperature at taps and showers. By automatically maintaining a pre-set outlet temperature and compensating for changes in inlet pressure and temperature via a thermostatic element, it is best suited to domestic and commercial environments including healthcare facilities, schools, and residential properties. Its durable construction supports long-term performance while consistently maintaining stable outlet conditions. With its compact design and simple installation process, the Heatrae Sadia Thermostatic Blending Valve provides an efficient and reliable solution for safe hot water delivery without compromising system efficiency.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch3\u003eKey Benefits\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eTMV3 approved \u003c\/strong\u003e– Complies with UK safety standards for scalding prevention in commercial \u0026amp; domestic environments\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFail-safe thermostatic design\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e– Automatically isolates hot water supply during cold water supply failure, minimising scalding risk\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e15mm compression fittings\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e– Allows for quick, straightforward and secure installation\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAdjustable, lockable temperature control knob\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e– Pre-set outlet temperature between 35°C and 60°C to suit application requirements\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh-performance, precise thermostatic blending control\u003c\/strong\u003e - Maintains stable outlet temperature during varying pressure \u0026amp; flow conditions\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIntegral check valve and strainer \u003c\/strong\u003e– Prevents cross-contamination and protects internal components from damage\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBuilding Regulations compliant\u003c\/strong\u003e – Mandatory for healthcare, education, and care settings under UK law\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eSpecification\u003c\/h3\u003e\n\u003ctable width=\"100%\" style=\"width: 100%; height: 215.532px;\"\u003e\n\u003ctbody\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 42.9016%; height: 19.5938px;\"\u003eType\u003c\/td\u003e\n\u003ctd style=\"width: 56.7%; height: 19.5938px;\"\u003eThermostatic Blending Valve (TBV)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 42.9016%; height: 19.5938px;\"\u003eApproval\u003c\/td\u003e\n\u003ctd style=\"width: 56.7%; height: 19.5938px;\"\u003eTMV3 certified\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 42.9016%; height: 19.5938px;\"\u003eConnection Size\u003c\/td\u003e\n\u003ctd style=\"width: 56.7%; height: 19.5938px;\"\u003e15mm compression\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 42.9016%; height: 19.5938px;\"\u003eTemperature Range\u003c\/td\u003e\n\u003ctd style=\"width: 56.7%; height: 19.5938px;\"\u003e38°C to 48°C (adjustable)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 42.9016%; height: 19.5938px;\"\u003eMaximum Inlet Pressure\u003c\/td\u003e\n\u003ctd style=\"width: 56.7%; height: 19.5938px;\"\u003e10 Bar\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 42.9016%; height: 19.5938px;\"\u003eMaximum Inlet Pressure \u003c\/td\u003e\n\u003ctd style=\"width: 56.7%; height: 19.5938px;\"\u003e0.2 - 0.5 Bar (balanced supplies)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 42.9016%; height: 19.5938px;\"\u003eMaximum Differential Pressure\u003c\/td\u003e\n\u003ctd style=\"width: 56.7%; height: 19.5938px;\"\u003e5:1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 42.9016%; height: 19.5938px;\"\u003eOperating Pressure Range\u003c\/td\u003e\n\u003ctd style=\"width: 56.7%; height: 19.5938px;\"\u003e0.2 Bar - 5 Bar\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 42.9016%; height: 19.5938px;\"\u003eCompatible with\u003c\/td\u003e\n\u003ctd style=\"width: 56.7%; height: 19.5938px;\"\u003eHotflo \u0026amp; Multipoint Unvented Water Heaters\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 42.9016%; height: 19.5938px;\"\u003eMaterial\u003c\/td\u003e\n\u003ctd style=\"width: 56.7%; height: 19.5938px;\"\u003eBrass\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 42.9016%; height: 19.5938px;\"\u003ePart Code\u003c\/td\u003e\n\u003ctd style=\"width: 56.7%; height: 19.5938px;\"\u003e95970360\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e\u003cstrong\u003eIf you are interested in purchasing in bulk please get in touch with us at\u003cspan\u003e \u003c\/span\u003e\u003ca href=\"mailto:support@arcanu.com\"\u003esupport@arcanu.com\u003c\/a\u003e\u003cspan\u003e \u003c\/span\u003eor fill out an enquiry form\u003cspan\u003e \u003c\/span\u003e\u003ca href=\"https:\/\/arcanu.com\/pages\/multi-buy-enquiry\" title=\"Multi Buy Enquiry Form\"\u003ehere\u003c\/a\u003e.\u003c\/strong\u003e\u003c\/p\u003e","brand":"Arcanu","offers":[{"title":"Default Title","offer_id":54797783335180,"sku":"H14.K23.02461","price":209.99,"currency_code":"GBP","in_stock":true}],"url":"https:\/\/arcanu.com\/products\/heatrae-sadia-pack-u4-tmv3-thermostatic-blending-valve-95970360","provider":"Arcanu","version":"1.0","type":"link"}