{"product_id":"fixed-flow-calibration-gas-regulator","title":"Fixed-Flow Calibration Gas Regulator — 0.25 LPM (MSA, RKI, Altair, GX-3R, C10)","description":"\u003c!-- PRODUCT B096N4HVCS | tag gas-detection-accessory | TODO: add matching Product Review + best-of guide links when those silo layers exist --\u003e\n\n\u003cdiv style=\"background:#1a1a1a;border-left:4px solid #ff9800;padding:14px 18px;margin:0 0 18px 0;color:#f5e6d3;font-size:0.95em;\"\u003e\n\u003cstrong style=\"color:#ffb74d;\"\u003eEditor’s note:\u003c\/strong\u003e the fixed-flow calibration gas regulator is one of the instruments we curate in our \u003ca href=\"\/collections\/gas-detector-calibration-accessories\" title=\"Gas Detector Calibration \u0026amp; Accessories\"\u003eGas Detector Calibration \u0026amp; Accessories\u003c\/a\u003e buyer’s hub. Compare it with the \u003ca href=\"\/products\/norlab-4-gas-calibration-gas-mix\" title=\"Norlab 4-Gas Cal Gas\"\u003eNorlab 4-Gas Cal Gas\u003c\/a\u003e below before you order.\u003c\/div\u003e\n\n\u003ch2 id=\"top\"\u003eFixed-Flow Calibration Gas Regulator — 0.25 LPM for Bump Testing\u003c\/h2\u003e\n\n\u003cp\u003eThe \u003cstrong\u003efixed-flow calibration gas regulator\u003c\/strong\u003e delivers a steady 0.25 LPM from a C10 calibration-gas cylinder to your monitor — the regulator half of a bump-test kit for any diffusion \u003ca href=\"\/collections\/portable-gas-detectors\" title=\"portable gas detector\"\u003eportable gas detector\u003c\/a\u003e, compatible with MSA Altair and RKI GX-3R families.\u003c\/p\u003e\n\n\u003cp style=\"font-size:0.9em;color:#bdae9d;margin:10px 0 18px 0;\"\u003eJump to: \u003ca href=\"#features\" style=\"color:#ffb74d;\"\u003eFeatures\u003c\/a\u003e · \u003ca href=\"#specs\" style=\"color:#ffb74d;\"\u003eSpecs\u003c\/a\u003e · \u003ca href=\"#compatibility\" style=\"color:#ffb74d;\"\u003eWhat it detects\u003c\/a\u003e · \u003ca href=\"#comparison\" style=\"color:#ffb74d;\"\u003eComparison\u003c\/a\u003e · \u003ca href=\"#faq\" style=\"color:#ffb74d;\"\u003eFAQ\u003c\/a\u003e\u003c\/p\u003e\n\n\u003cp\u003eThe Fixed-Flow Calibration Gas Regulator is a 0.25 LPM nickel-brass regulator with a C10 fitting, compatible with MSA Altair and RKI GX-3R gas monitors for bump testing and calibration.\u003c\/p\u003e\n\n\u003ch3 id=\"features\"\u003eKey features\u003c\/h3\u003e\n\n\u003cul\u003e\n\u003cli\u003eControls calibration gas flow at a fixed 0.25 LPM for bump testing and calibration\u003c\/li\u003e\n\u003cli\u003eFits standard C10-threaded calibration-gas cylinders\u003c\/li\u003e\n\u003cli\u003eCompatible with MSA Altair and RKI GX-3R families and other diffusion monitors\u003c\/li\u003e\n\u003cli\u003eDurable nickel-plated brass construction\u003c\/li\u003e\n\u003cli\u003eThe regulator half of a complete bump-test kit\u003c\/li\u003e\n\u003cli\u003eFrom Ideal Calibrations, a dedicated calibration-accessory maker\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cdiv style=\"display:flex;gap:14px;flex-wrap:wrap;margin:18px 0;\"\u003e\n\u003cdiv style=\"flex:1;min-width:240px;background:#1b3a2a;border:1px solid #4caf50;border-radius:6px;padding:14px 18px;\"\u003e\n\u003cstrong style=\"color:#81c784;\"\u003ePros\u003c\/strong\u003e\u003cul style=\"margin:8px 0 0 0;\"\u003e\n\u003cli\u003eStandard C10 fitting\u003c\/li\u003e\n\u003cli\u003eCorrect 0.25 LPM fixed flow for diffusion monitors\u003c\/li\u003e\n\u003cli\u003eDurable nickel-brass\u003c\/li\u003e\n\u003cli\u003eBroad MSA\/RKI compatibility\u003c\/li\u003e\n\u003cli\u003ePairs with any C10 calibration gas\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex:1;min-width:240px;background:#3a1e1e;border:1px solid #ef5350;border-radius:6px;padding:14px 18px;\"\u003e\n\u003cstrong style=\"color:#e57373;\"\u003eCons\u003c\/strong\u003e\u003cul style=\"margin:8px 0 0 0;\"\u003e\n\u003cli\u003eFor diffusion monitors (pumped monitors use a demand-flow regulator)\u003c\/li\u003e\n\u003cli\u003eCalibration gas sold separately\u003c\/li\u003e\n\u003cli\u003eSingle fixed flow rate\u003c\/li\u003e\n\u003cli\u003eVerify fitting matches your gas cylinder\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\n\u003ch3 id=\"specs\"\u003eSpecifications\u003c\/h3\u003e\n\n\u003cdiv style=\"overflow-x:auto;\"\u003e\u003ctable style=\"width:100%;border-collapse:collapse;background:#1a1a1a;margin:14px 0;\"\u003e\n\u003cthead\u003e\u003ctr style=\"background:#2a2a2a;\"\u003e\n\u003cth style=\"color:#ffb74d;padding:8px 10px;border:1px solid #3a3a3a;text-align:left;\"\u003eSpecification\u003c\/th\u003e\n\u003cth style=\"color:#ffb74d;padding:8px 10px;border:1px solid #3a3a3a;text-align:left;\"\u003eDetail\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"color:#ffb74d;padding:8px 10px;border:1px solid #3a3a3a;white-space:nowrap;\"\u003eType\u003c\/td\u003e\n\u003ctd style=\"color:#e0e0e0;padding:8px 10px;border:1px solid #3a3a3a;\"\u003eFixed-flow regulator\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"color:#ffb74d;padding:8px 10px;border:1px solid #3a3a3a;white-space:nowrap;\"\u003eFlow rate\u003c\/td\u003e\n\u003ctd style=\"color:#e0e0e0;padding:8px 10px;border:1px solid #3a3a3a;\"\u003e0.25 LPM\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"color:#ffb74d;padding:8px 10px;border:1px solid #3a3a3a;white-space:nowrap;\"\u003eMaterial\u003c\/td\u003e\n\u003ctd style=\"color:#e0e0e0;padding:8px 10px;border:1px solid #3a3a3a;\"\u003eNickel-plated brass\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"color:#ffb74d;padding:8px 10px;border:1px solid #3a3a3a;white-space:nowrap;\"\u003eFitting\u003c\/td\u003e\n\u003ctd style=\"color:#e0e0e0;padding:8px 10px;border:1px solid #3a3a3a;\"\u003eC10 (standard calibration-gas cylinder thread)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"color:#ffb74d;padding:8px 10px;border:1px solid #3a3a3a;white-space:nowrap;\"\u003eCompatible\u003c\/td\u003e\n\u003ctd style=\"color:#e0e0e0;padding:8px 10px;border:1px solid #3a3a3a;\"\u003eMSA Altair \/ Altair 4 \/ 4X \/ 4XR, RKI GX-3R \/ Pro\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"color:#ffb74d;padding:8px 10px;border:1px solid #3a3a3a;white-space:nowrap;\"\u003eUse\u003c\/td\u003e\n\u003ctd style=\"color:#e0e0e0;padding:8px 10px;border:1px solid #3a3a3a;\"\u003eBump testing \u0026amp; calibration of diffusion monitors\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\n\n\u003ch3\u003eWhere the Fixed-Flow Calibration Gas Regulator fits\u003c\/h3\u003e\n\n\u003cul\u003e\n\u003cli\u003eBump-testing 4-gas monitors\u003c\/li\u003e\n\u003cli\u003ePeriodic calibration\u003c\/li\u003e\n\u003cli\u003eConfined-space program compliance\u003c\/li\u003e\n\u003cli\u003eVerifying alarm response\u003c\/li\u003e\n\u003cli\u003eFleet calibration setups\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2 id=\"compatibility\"\u003eWhat the Fixed-Flow Calibration Gas Regulator works with\u003c\/h2\u003e\n\n\u003cp\u003eThis regulator fits \u003cstrong\u003estandard C10-threaded calibration-gas cylinders\u003c\/strong\u003e — pair it with the \u003ca href=\"\/products\/norlab-4-gas-calibration-gas-mix\" title=\"Norlab 4-gas calibration gas\"\u003eNorlab 4-gas calibration gas\u003c\/a\u003e — and suits diffusion monitors including the MSA Altair and \u003ca href=\"\/products\/rki-gx3r-4-gas-monitor\" title=\"RKI GX-3R\"\u003eRKI GX-3R\u003c\/a\u003e families. It delivers a fixed 0.25 LPM, the correct flow for diffusion instruments. Use it to maintain monitors across the \u003ca href=\"\/collections\/portable-gas-detectors\" title=\"Portable Gas Detectors\"\u003ePortable Gas Detectors\u003c\/a\u003e and \u003ca href=\"\/collections\/personal-gas-detectors\" title=\"Personal \u0026amp; Wearable Gas Detectors\"\u003ePersonal \u0026amp; Wearable Gas Detectors\u003c\/a\u003e hubs, or browse the full \u003ca href=\"\/collections\/gas-detectors\" title=\"Gas Detectors\"\u003eGas Detectors\u003c\/a\u003e range. Pumped (sample-draw) monitors instead need a demand-flow regulator. Confirm your cylinder uses the C10 thread before ordering.\u003c\/p\u003e\n\n\u003cp\u003eCross-shopping? This unit sits in our \u003ca href=\"\/collections\/gas-detector-calibration-accessories\" title=\"Gas Detector Calibration \u0026amp; Accessories\"\u003eGas Detector Calibration \u0026amp; Accessories\u003c\/a\u003e hub alongside \u003ca href=\"\/products\/norlab-4-gas-calibration-gas-mix\" title=\"Norlab 4-Gas Cal Gas\"\u003eNorlab 4-Gas Cal Gas\u003c\/a\u003e. For other gas-detection form factors see \u003ca href=\"\/collections\/portable-gas-detectors\" title=\"Portable Gas Detectors\"\u003ePortable Gas Detectors\u003c\/a\u003e, \u003ca href=\"\/collections\/personal-gas-detectors\" title=\"Personal \u0026amp; Wearable Gas Detectors\"\u003ePersonal \u0026amp; Wearable Gas Detectors\u003c\/a\u003e, \u003ca href=\"\/collections\/fixed-gas-detection-systems\" title=\"Fixed Gas Detection Systems\"\u003eFixed Gas Detection Systems\u003c\/a\u003e, or browse the full \u003ca href=\"\/collections\/gas-detectors\" title=\"Gas Detectors\"\u003eGas Detectors\u003c\/a\u003e range.\u003c\/p\u003e\n\n\u003ch2 id=\"comparison\"\u003eBuilding a bump-test kit\u003c\/h2\u003e\n\n\u003cp\u003eThis regulator is the flow-control half of a bump-test kit. Pair it with the \u003ca href=\"\/products\/norlab-4-gas-calibration-gas-mix\" title=\"Norlab 4-gas calibration gas\"\u003eNorlab 4-gas calibration gas\u003c\/a\u003e (or the matching single-gas cylinder) to bump-test and calibrate the monitors across your program.\u003c\/p\u003e\n\n\u003cul\u003e\n\u003cli\u003eOrder this \u003cstrong\u003efixed-flow regulator\u003c\/strong\u003e for diffusion monitors (MSA Altair, RKI GX-3R and similar).\u003c\/li\u003e\n\u003cli\u003ePair it with the \u003ca href=\"\/products\/norlab-4-gas-calibration-gas-mix\" title=\"Norlab 4-gas calibration gas\"\u003eNorlab 4-gas calibration gas\u003c\/a\u003e to complete the kit.\u003c\/li\u003e\n\u003cli\u003eUse it to maintain monitors across the \u003ca href=\"\/collections\/portable-gas-detectors\" title=\"Portable Gas Detectors\"\u003ePortable Gas Detectors\u003c\/a\u003e and \u003ca href=\"\/collections\/personal-gas-detectors\" title=\"Personal \u0026amp; Wearable Gas Detectors\"\u003ePersonal \u0026amp; Wearable Gas Detectors\u003c\/a\u003e hubs.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2 id=\"faq\"\u003eFrequently asked questions\u003c\/h2\u003e\n\n\u003ch3\u003eWhat does a calibration gas regulator do?\u003c\/h3\u003e\u003cp\u003eIt controls the flow of calibration gas from the cylinder to the monitor during a bump test or calibration. A fixed-flow regulator delivers a constant rate (here 0.25 LPM).\u003c\/p\u003e\n\u003ch3\u003eWhat monitors is this regulator compatible with?\u003c\/h3\u003e\u003cp\u003eDiffusion monitors including the MSA Altair, Altair 4\/4X\/4XR and RKI GX-3R\/Pro families, plus other instruments that take a standard C10 cylinder feed.\u003c\/p\u003e\n\u003ch3\u003eFixed-flow or demand-flow — which do I need?\u003c\/h3\u003e\u003cp\u003eFixed-flow (this regulator) suits diffusion monitors; pumped (sample-draw) monitors draw their own sample and use a demand-flow regulator. Match the regulator to your monitor type.\u003c\/p\u003e\n\u003ch3\u003eWhat fitting does it use?\u003c\/h3\u003e\u003cp\u003eA C10 fitting, the standard thread on most calibration-gas cylinders. Confirm your cylinder is C10 before ordering.\u003c\/p\u003e\n\u003ch3\u003eDo I need calibration gas too?\u003c\/h3\u003e\u003cp\u003eYes — the regulator controls flow but you also need a gas cylinder. Pair it with the \u003ca href=\"\/products\/norlab-4-gas-calibration-gas-mix\" title=\"Norlab 4-gas calibration gas\"\u003eNorlab 4-gas calibration gas\u003c\/a\u003e or a matching single-gas cylinder.\u003c\/p\u003e\n\u003ch3\u003eWhat flow rate is it?\u003c\/h3\u003e\u003cp\u003eA fixed 0.25 LPM (liters per minute), the standard flow for bump-testing and calibrating diffusion gas monitors.\u003c\/p\u003e\n\u003ch3\u003eWhat is it made of?\u003c\/h3\u003e\u003cp\u003eNickel-plated brass for durability and corrosion resistance.\u003c\/p\u003e\n\u003ch3\u003eCan I use it with any calibration gas brand?\u003c\/h3\u003e\u003cp\u003eYes — any C10-threaded calibration-gas cylinder works; the regulator is gas-agnostic and controls flow only.\u003c\/p\u003e\n\u003ch3\u003eWhy bump-test at all?\u003c\/h3\u003e\u003cp\u003eBump testing confirms the monitor's sensors and alarms respond to gas — a daily check that protects the worker relying on the instrument.\u003c\/p\u003e\n\u003ch3\u003eIs it in stock and how does it ship?\u003c\/h3\u003e\u003cp\u003eUse the Amazon buy button for current availability and delivery timing through our fulfillment partner.\u003c\/p\u003e\n\u003ch3\u003eDoes it fit pumped monitors?\u003c\/h3\u003e\u003cp\u003eNo — pumped monitors use a demand-flow regulator. This fixed-flow model is for diffusion monitors.\u003c\/p\u003e\n\u003ch3\u003eIs Ideal Calibrations a reputable maker?\u003c\/h3\u003e\u003cp\u003eYes — Ideal Calibrations specializes in calibration accessories and regulators for major gas-monitor brands.\u003c\/p\u003e\n\n\u003cdiv style=\"background:#1a1a1a;border:1px solid #3a3a3a;border-radius:6px;padding:16px 18px;margin:22px 0;\"\u003e\n\u003cp style=\"margin:0 0 10px 0;color:#f5e6d3;\"\u003eReady to order the \u003cstrong\u003efixed-flow calibration gas regulator\u003c\/strong\u003e? Add it to your cart above, or check the current Amazon price below. Compare it against the rest of our \u003ca href=\"\/collections\/gas-detector-calibration-accessories\" title=\"Gas Detector Calibration \u0026amp; Accessories\"\u003eGas Detector Calibration \u0026amp; Accessories\u003c\/a\u003e lineup before you buy.\u003c\/p\u003e\n\u003cp style=\"display:flex;gap:10px;flex-wrap:wrap;align-items:center;margin:0;\"\u003e\u003ca href=\"https:\/\/www.amazon.com\/dp\/B096N4HVCS?tag=wcsafety04-20\" rel=\"sponsored nofollow noopener\" target=\"_blank\" style=\"display:inline-block;background:#FFD814;color:#0F1111;padding:13px 26px;text-decoration:none;font-weight:bold;border-radius:4px;border:1px solid #FCD200;\"\u003eCHECK PRICE ON AMAZON →\u003c\/a\u003e\u003cspan style=\"font-size:0.8em;color:#bdae9d;\"\u003eAs an Amazon Associate, WC Safety earns from qualifying purchases.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\n\u003cdiv style=\"background:#1a2733;border:1px dashed #4fc3f7;padding:16px 20px;margin:30px 0 18px 0;color:#cfd8dc;font-size:0.92em;\"\u003e\n  \u003cstrong style=\"color:#4fc3f7;\"\u003eWhy trust this Ideal Calibrations page?\u003c\/strong\u003e WC Safety is an independent industrial safety-equipment retailer serving safety managers, procurement teams and field supervisors. The specifications here are taken from the manufacturer’s published listing for Fixed-Flow Calibration Gas Regulator and framed against \u003ca href=\"https:\/\/www.osha.gov\/laws-regs\/regulations\/standardnumber\/1910\/1910.146\" rel=\"noopener\" target=\"_blank\" style=\"color:#4fc3f7;\"\u003eOSHA 29 CFR 1910.146\u003c\/a\u003e and \u003ca href=\"https:\/\/www.osha.gov\/annotated-pels\" rel=\"noopener\" target=\"_blank\" style=\"color:#4fc3f7;\"\u003eOSHA Permissible Exposure Limits\u003c\/a\u003e. Disclosed: WC Safety earns Amazon affiliate commissions on outbound clicks; that does not influence the specs shown or our lineup.\n\u003c\/div\u003e\n\u003cdiv style=\"background:#1a2733;border-left:4px solid #4fc3f7;padding:18px 22px;margin:18px 0;color:#cfd8dc;font-size:0.92em;\"\u003e\n  \u003cstrong style=\"color:#4fc3f7;\"\u003eBy Steven Eaton, WC Safety Editorial\u003c\/strong\u003e — Industrial safety-equipment desk · specialization: atmospheric monitoring, gas detection and instrument selection.\u003cbr\u003e\n  \u003cstrong\u003eLast updated:\u003c\/strong\u003e \u003ctime datetime=\"2026-06-22\"\u003eJune 22, 2026\u003c\/time\u003e · \u003cstrong\u003eSources reviewed:\u003c\/strong\u003e manufacturer product listing \u0026amp; specifications, OSHA 29 CFR 1910.146, OSHA Annotated PEL tables, ACGIH Threshold Limit Values.\u003cbr\u003e\n  \u003cstrong\u003eEditorial standard:\u003c\/strong\u003e \u003cem\u003eZero sponsored listings. No manufacturer input. Specs verified against the manufacturer’s published data.\u003c\/em\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background:#1a2733;border-left:4px solid #4fc3f7;padding:16px 20px;margin:18px 0;color:#cfd8dc;font-size:0.92em;\"\u003e\n  \u003cstrong style=\"color:#4fc3f7;\"\u003eHow this page is maintained.\u003c\/strong\u003e Specifications and pricing are reviewed against the manufacturer’s current listing and re-checked whenever the lineup changes. Gas-detection guidance follows \u003ca href=\"https:\/\/www.osha.gov\/laws-regs\/regulations\/standardnumber\/1910\/1910.146\" rel=\"noopener\" target=\"_blank\" style=\"color:#4fc3f7;\"\u003eOSHA 1910.146\u003c\/a\u003e and \u003ca href=\"https:\/\/www.osha.gov\/annotated-pels\" rel=\"noopener\" target=\"_blank\" style=\"color:#4fc3f7;\"\u003eOSHA PELs\u003c\/a\u003e, cross-referenced with ACGIH TLVs.\n\u003c\/div\u003e\n\u003cdiv style=\"background:#2a2520;border-left:4px solid #ff9800;padding:16px 20px;margin:18px 0;color:#f5e6d3;font-size:0.92em;\"\u003e\n  \u003cstrong style=\"color:#ffb74d;\"\u003eDisclosure.\u003c\/strong\u003e WC Safety participates in the Amazon Associates Program and earns commissions on qualifying purchases through outbound links on this page (tag wcsafety04-20). We are not sponsored by any instrument manufacturer. This page is buyer guidance, not medical, legal or regulatory advice — confirm gas-detection requirements for your site against the applicable OSHA standard and, for commercial monitoring programs, a Certified Industrial Hygienist (CIH).\n\u003c\/div\u003e\n\n\u003cscript type=\"application\/ld+json\"\u003e\n{\"@context\": \"https:\/\/schema.org\", \"@graph\": [{\"@type\": \"Product\", \"@id\": \"https:\/\/wcsafety.com\/products\/fixed-flow-calibration-gas-regulator#product\", \"name\": \"Fixed-Flow Calibration Gas Regulator — 0.25 LPM (MSA, RKI, Altair, GX-3R, C10)\", \"description\": \"Fixed-flow calibration gas regulator — 0.25 LPM nickel-brass, C10 fitting, compatible with MSA Altair, RKI GX-3R and more for bump testing 4-gas monitors.\", \"sku\": \"B096N4HVCS\", \"mpn\": \"C10-025\", \"image\": [\"https:\/\/wcsafety.com\/cdn\/shop\/products\/fixed-flow-calibration-gas-regulator.jpg\"], \"brand\": {\"@type\": \"Brand\", \"name\": \"Ideal Calibrations\"}, \"category\": \"Gas Detection Accessory\", \"isPartOf\": {\"@type\": \"CollectionPage\", \"@id\": \"https:\/\/wcsafety.com\/collections\/gas-detector-calibration-accessories#collection\", \"name\": \"Gas Detector Calibration \u0026 Accessories\", \"url\": \"https:\/\/wcsafety.com\/collections\/gas-detector-calibration-accessories\"}, \"isRelatedTo\": [{\"@type\": \"Product\", \"name\": \"Norlab 4-Gas Calibration Gas Mix\", \"url\": \"https:\/\/wcsafety.com\/products\/norlab-4-gas-calibration-gas-mix\"}], \"offers\": {\"@type\": \"Offer\", \"url\": \"https:\/\/wcsafety.com\/products\/fixed-flow-calibration-gas-regulator\", \"priceCurrency\": \"USD\", \"price\": \"150.00\", \"availability\": \"https:\/\/schema.org\/InStock\", \"seller\": {\"@type\": \"Organization\", \"name\": \"WC Safety\"}}}, {\"@type\": \"BreadcrumbList\", \"@id\": \"https:\/\/wcsafety.com\/products\/fixed-flow-calibration-gas-regulator#breadcrumb\", \"itemListElement\": [{\"@type\": \"ListItem\", \"position\": 1, \"name\": \"Home\", \"item\": \"https:\/\/wcsafety.com\/\"}, {\"@type\": \"ListItem\", \"position\": 2, \"name\": \"Gas Detectors\", \"item\": \"https:\/\/wcsafety.com\/collections\/gas-detectors\"}, {\"@type\": \"ListItem\", \"position\": 3, \"name\": \"Gas Detector Calibration \u0026 Accessories\", \"item\": \"https:\/\/wcsafety.com\/collections\/gas-detector-calibration-accessories\"}, {\"@type\": \"ListItem\", \"position\": 4, \"name\": \"Fixed-Flow Calibration Gas Regulator — 0.25 LPM (MSA, RKI, Altair, GX-3R, C10)\"}]}, {\"@type\": \"FAQPage\", \"mainEntity\": [{\"@type\": \"Question\", \"name\": \"What does a calibration gas regulator do?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"It controls the flow of calibration gas from the cylinder to the monitor during a bump test or calibration. A fixed-flow regulator delivers a constant rate (here 0.25 LPM).\"}}, {\"@type\": \"Question\", \"name\": \"What monitors is this regulator compatible with?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Diffusion monitors including the MSA Altair, Altair 4\/4X\/4XR and RKI GX-3R\/Pro families, plus other instruments that take a standard C10 cylinder feed.\"}}, {\"@type\": \"Question\", \"name\": \"Fixed-flow or demand-flow — which do I need?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Fixed-flow (this regulator) suits diffusion monitors; pumped (sample-draw) monitors draw their own sample and use a demand-flow regulator. Match the regulator to your monitor type.\"}}, {\"@type\": \"Question\", \"name\": \"What fitting does it use?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"A C10 fitting, the standard thread on most calibration-gas cylinders. Confirm your cylinder is C10 before ordering.\"}}, {\"@type\": \"Question\", \"name\": \"Do I need calibration gas too?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Yes — the regulator controls flow but you also need a gas cylinder. Pair it with the Norlab 4-gas calibration gas or a matching single-gas cylinder.\"}}, {\"@type\": \"Question\", \"name\": \"What flow rate is it?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"A fixed 0.25 LPM (liters per minute), the standard flow for bump-testing and calibrating diffusion gas monitors.\"}}, {\"@type\": \"Question\", \"name\": \"What is it made of?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Nickel-plated brass for durability and corrosion resistance.\"}}, {\"@type\": \"Question\", \"name\": \"Can I use it with any calibration gas brand?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Yes — any C10-threaded calibration-gas cylinder works; the regulator is gas-agnostic and controls flow only.\"}}, {\"@type\": \"Question\", \"name\": \"Why bump-test at all?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Bump testing confirms the monitor's sensors and alarms respond to gas — a daily check that protects the worker relying on the instrument.\"}}, {\"@type\": \"Question\", \"name\": \"Is it in stock and how does it ship?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Use the Amazon buy button for current availability and delivery timing through our fulfillment partner.\"}}, {\"@type\": \"Question\", \"name\": \"Does it fit pumped monitors?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"No — pumped monitors use a demand-flow regulator. This fixed-flow model is for diffusion monitors.\"}}, {\"@type\": \"Question\", \"name\": \"Is Ideal Calibrations a reputable maker?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Yes — Ideal Calibrations specializes in calibration accessories and regulators for major gas-monitor brands.\"}}]}, {\"@type\": \"Organization\", \"@id\": \"https:\/\/wcsafety.com\/#org\", \"name\": \"WC Safety\", \"url\": \"https:\/\/wcsafety.com\", \"logo\": \"https:\/\/wcsafety.com\/cdn\/shop\/files\/logo.png\"}, {\"@type\": \"Person\", \"@id\": \"https:\/\/wcsafety.com\/#editor\", \"name\": \"Steven Eaton\", \"jobTitle\": \"Editorial Lead\", \"worksFor\": {\"@id\": \"https:\/\/wcsafety.com\/#org\"}, \"knowsAbout\": [\"industrial gas detection\", \"atmospheric monitoring\", \"personal protective equipment\"]}, {\"@type\": \"Brand\", \"name\": \"Ideal Calibrations\"}]}\n\u003c\/script\u003e","brand":"Ideal Calibrations","offers":[{"title":"Default Title","offer_id":44267025596504,"sku":"B096N4HVCS","price":150.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0594\/1900\/0920\/files\/91YxcgaSM0S._AC_SL1500.jpg?v=1782134771","url":"https:\/\/wcsafety.com\/products\/fixed-flow-calibration-gas-regulator","provider":"WC Safety","version":"1.0","type":"link"}