{"product_id":"uln-pv-gas-control-thermostat","title":"ULN PV GAS CONTROL THERMOSTAT","description":"\u003csection class=\"text-token-text-primary w-full focus:outline-none [--shadow-height:45px] has-data-writing-block:pointer-events-none has-data-writing-block:-mt-(--shadow-height) has-data-writing-block:pt-(--shadow-height) [\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-(--header-height)\" dir=\"auto\" data-turn-id=\"76068458-8b85-4259-a319-c2ac823691df\" data-turn-id-container=\"76068458-8b85-4259-a319-c2ac823691df\" data-testid=\"conversation-turn-189\" data-scroll-anchor=\"false\" data-turn=\"user\"\u003e\u003c\/section\u003e\n\u003csection class=\"text-token-text-primary w-full focus:outline-none [--shadow-height:45px] has-data-writing-block:pointer-events-none has-data-writing-block:-mt-(--shadow-height) has-data-writing-block:pt-(--shadow-height) [\u0026amp;:has([data-writing-block])\u0026gt;*]:pointer-events-auto [content-visibility:auto] supports-[content-visibility:auto]:[contain-intrinsic-size:auto_100lvh] 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)))]\" dir=\"auto\" data-turn-id=\"request-69fe2856-878c-83e8-9bc0-8fae274f8a96-54\" data-turn-id-container=\"request-69fe2856-878c-83e8-9bc0-8fae274f8a96-54\" data-testid=\"conversation-turn-190\" data-scroll-anchor=\"false\" data-turn=\"assistant\"\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 data-message-author-role=\"assistant\" data-message-id=\"6f7d0c8c-4e2b-47c6-b8d3-076edef43ed9\" data-turn-start-message=\"true\" dir=\"auto\" data-message-model-slug=\"gpt-5-3-mini\" 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\" 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-start=\"0\" data-end=\"33\"\u003e\u003cstrong data-start=\"0\" data-end=\"33\"\u003eULN PV GAS CONTROL THERMOSTAT\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"35\" data-end=\"199\"\u003eThis is a \u003cstrong data-start=\"45\" data-end=\"114\"\u003egas control valve \/ thermostat assembly used on gas water heaters\u003c\/strong\u003e, typically in high-efficiency \u003cstrong data-start=\"145\" data-end=\"164\"\u003ePower Vent (PV)\u003c\/strong\u003e or \u003cstrong data-start=\"168\" data-end=\"191\"\u003eUltra Low NOx (ULN)\u003c\/strong\u003e models.\u003c\/p\u003e\n\u003ch3 data-section-id=\"qxmwqz\" data-start=\"201\" data-end=\"215\"\u003eWhat it is\u003c\/h3\u003e\n\u003cp data-start=\"216\" data-end=\"268\"\u003eA combined \u003cstrong data-start=\"227\" data-end=\"267\"\u003egas valve + temperature control unit\u003c\/strong\u003e:\u003c\/p\u003e\n\u003cul data-start=\"269\" data-end=\"463\"\u003e\n\u003cli data-section-id=\"eaksah\" data-start=\"269\" data-end=\"323\"\u003e\n\u003cstrong data-start=\"271\" data-end=\"278\"\u003eULN\u003c\/strong\u003e = Ultra Low NOx (low-emission burner system)\u003c\/li\u003e\n\u003cli data-section-id=\"jzwr2c\" data-start=\"324\" data-end=\"383\"\u003e\n\u003cstrong data-start=\"326\" data-end=\"332\"\u003ePV\u003c\/strong\u003e = Power Vent (uses an electric blower for exhaust)\u003c\/li\u003e\n\u003cli data-section-id=\"4j28kt\" data-start=\"384\" data-end=\"463\"\u003e\n\u003cstrong data-start=\"386\" data-end=\"412\"\u003eGas Control Thermostat\u003c\/strong\u003e = regulates burner operation and water temperature\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"465\" data-end=\"540\"\u003eIt is usually mounted at the bottom of a \u003cstrong data-start=\"506\" data-end=\"539\"\u003egas storage water heater tank\u003c\/strong\u003e.\u003c\/p\u003e\n\u003ch3 data-section-id=\"1urilu4\" data-start=\"542\" data-end=\"558\"\u003eWhat it does\u003c\/h3\u003e\n\u003cul data-start=\"559\" data-end=\"790\"\u003e\n\u003cli data-section-id=\"xjmsqt\" data-start=\"559\" data-end=\"596\"\u003eControls \u003cstrong data-start=\"570\" data-end=\"596\"\u003egas flow to the burner\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"1ym16t5\" data-start=\"597\" data-end=\"634\"\u003eMaintains \u003cstrong data-start=\"609\" data-end=\"634\"\u003eset water temperature\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"18krt0m\" data-start=\"635\" data-end=\"731\"\u003eMonitors safety systems such as:\n\u003cul data-start=\"672\" data-end=\"731\"\u003e\n\u003cli data-section-id=\"1b85xuo\" data-start=\"672\" data-end=\"687\"\u003eflame sensing\u003c\/li\u003e\n\u003cli data-section-id=\"1ucbkkr\" data-start=\"690\" data-end=\"710\"\u003ehigh-limit shutoff\u003c\/li\u003e\n\u003cli data-section-id=\"md0jwa\" data-start=\"713\" data-end=\"731\"\u003eignition control\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"17om3yg\" data-start=\"732\" data-end=\"790\"\u003eWorks with \u003cstrong data-start=\"745\" data-end=\"774\"\u003epower-vent blower systems\u003c\/strong\u003e on exhaust side\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 data-section-id=\"16zyfva\" data-start=\"792\" data-end=\"808\"\u003eKey features\u003c\/h3\u003e\n\u003cul data-start=\"809\" data-end=\"1079\"\u003e\n\u003cli data-section-id=\"1ya7avl\" data-start=\"809\" data-end=\"866\"\u003eIntegrated \u003cstrong data-start=\"822\" data-end=\"866\"\u003ethermostat + gas valve + safety controls\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"x9k3jg\" data-start=\"867\" data-end=\"931\"\u003eDesigned for \u003cstrong data-start=\"882\" data-end=\"931\"\u003esealed combustion or power-vent water heaters\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"1geau4h\" data-start=\"932\" data-end=\"987\"\u003eULN design reduces \u003cstrong data-start=\"953\" data-end=\"987\"\u003enitrogen oxide (NOx) emissions\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"189cy99\" data-start=\"988\" data-end=\"1079\"\u003eReplacement part for specific OEM water heater models (Rheem\/Ruud style systems commonly)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 data-section-id=\"u5fyte\" data-start=\"1081\" data-end=\"1104\"\u003eCommon applications\u003c\/h3\u003e\n\u003cul data-start=\"1105\" data-end=\"1243\"\u003e\n\u003cli data-section-id=\"54awg4\" data-start=\"1105\" data-end=\"1155\"\u003eResidential gas water heaters (power vent units)\u003c\/li\u003e\n\u003cli data-section-id=\"afmsb8\" data-start=\"1156\" data-end=\"1192\"\u003eEnergy-efficient ULN-rated systems\u003c\/li\u003e\n\u003cli data-section-id=\"1g5avmd\" data-start=\"1193\" data-end=\"1243\"\u003eReplacement\/repair of failed gas control modules\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 data-section-id=\"lg6pm8\" data-start=\"1245\" data-end=\"1263\"\u003eImportant note\u003c\/h3\u003e\n\u003cul data-start=\"1264\" data-end=\"1521\"\u003e\n\u003cli data-section-id=\"1mwwyh9\" data-start=\"1264\" data-end=\"1305\"\u003eThis is a \u003cstrong data-start=\"1276\" data-end=\"1305\"\u003ecritical safety component\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"1e8dh3z\" data-start=\"1306\" data-end=\"1440\"\u003eMust match:\n\u003cul data-start=\"1322\" data-end=\"1440\"\u003e\n\u003cli data-section-id=\"8vvfiu\" data-start=\"1322\" data-end=\"1352\"\u003e\u003cstrong data-start=\"1324\" data-end=\"1352\"\u003eexact water heater model\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli data-section-id=\"plh32i\" data-start=\"1355\" data-end=\"1394\"\u003e\u003cstrong data-start=\"1357\" data-end=\"1394\"\u003egas type (natural gas or propane)\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli data-section-id=\"ezpo36\" data-start=\"1397\" data-end=\"1440\"\u003eventing configuration (PV vs atmospheric)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"14icy9f\" data-start=\"1441\" data-end=\"1521\"\u003eImproper replacement can cause \u003cstrong data-start=\"1474\" data-end=\"1521\"\u003eno ignition, overheating, or safety lockout\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003c\/ul\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","brand":"RHEEM WATER HEATER PARTS","offers":[{"title":"Default Title","offer_id":52411113603361,"sku":"SP21010","price":459.57,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0943\/1905\/1041\/files\/shopping_2_7dcb7199-2be1-4031-98da-dc5ef224c09a.webp?v=1778277874","url":"https:\/\/standardvmi.com\/products\/uln-pv-gas-control-thermostat","provider":"Standard Plumbing Supply","version":"1.0","type":"link"}