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Mr. Steam Check Valve, “E” Style is an essential safeguard for maintaining proper flow direction and preventing backpressure in your steam system. Specifically engineered for Mr. Steam E-style generators, it integrates seamlessly to deliver reliable, leak-free operation that protects critical components from condensate return and pressure surges. The steam-rated construction withstands high heat and humidity, ensuring the valve’s internal mechanisms remain responsive and tight-sealing through countless duty cycles. At just 1 lb, it’s lightweight yet robust, simplifying installation and reducing strain on connected fittings. Clear orientation markings and standard connections make replacement fast and straightforward, minimizing downtime. Designed for both residential and commercial applications, this precision component helps sustain efficient steam generation, extend equipment longevity, and maintain the consistent performance your Mr. Steam system was built to deliver.

  • Reliable backflow prevention – Stops reverse flow that can drive condensate and pressure back into the generator and controls, protecting elements, sensors, and seals. Proper flow direction preserves steam quality, reduces nuisance faults, and extends component life under daily use.
  • Mr.Steam E-style compatibility – Purpose-built to integrate with Mr.Steam E-style systems for a clean, OEM-like fit. Matching geometry and performance characteristics support predictable operation, minimizing trial-and-error, adapter workarounds, and the risk of leaks or chatter after installation.
  • Durable, steam-rated build – Constructed for high-heat, high-humidity environments, maintaining sealing and moving-part reliability through repeated thermal cycles. Robust materials resist corrosion and mineral exposure, helping the valve stay responsive and tight-sealing over long service intervals.
  • Fast, straightforward install – Designed for quick setup or replacement with clear markings and standard connection practices. Simple orientation and accessible seating reduce labor, shorten downtime, and help technicians or experienced homeowners achieve a reliable seal on the first attempt.
  • Lightweight, service-friendly – At only 1 lb., the valve is easy to position and support during overhead or tight-bay work. Low mass reduces strain on fittings and simplifies future maintenance, making periodic checks and replacements faster and cleaner.
  • MPN: Not specified
  • Compatibility: Ideal for use with Mr.Steam “E” style steam systems
  • Part Type: Check Valve, “E” Style
  • What’s Included: Not specified
  • Model: 104240
  • Weight: 1 lb

Check Valve 104240 | "E" Style

SKU: MRS-104240
Regular price $307.00
Unit price
per
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NOTE: ELECTRICAL PARTS ARE NON-RETURNABLE

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Mr. Steam Check Valve, “E” Style is an essential safeguard for maintaining proper flow direction and preventing backpressure in your steam system. Specifically engineered for Mr. Steam E-style generators, it integrates seamlessly to deliver reliable, leak-free operation that protects critical components from condensate return and pressure surges. The steam-rated construction withstands high heat and humidity, ensuring the valve’s internal mechanisms remain responsive and tight-sealing through countless duty cycles. At just 1 lb, it’s lightweight yet robust, simplifying installation and reducing strain on connected fittings. Clear orientation markings and standard connections make replacement fast and straightforward, minimizing downtime. Designed for both residential and commercial applications, this precision component helps sustain efficient steam generation, extend equipment longevity, and maintain the consistent performance your Mr. Steam system was built to deliver.

  • Reliable backflow prevention – Stops reverse flow that can drive condensate and pressure back into the generator and controls, protecting elements, sensors, and seals. Proper flow direction preserves steam quality, reduces nuisance faults, and extends component life under daily use.
  • Mr.Steam E-style compatibility – Purpose-built to integrate with Mr.Steam E-style systems for a clean, OEM-like fit. Matching geometry and performance characteristics support predictable operation, minimizing trial-and-error, adapter workarounds, and the risk of leaks or chatter after installation.
  • Durable, steam-rated build – Constructed for high-heat, high-humidity environments, maintaining sealing and moving-part reliability through repeated thermal cycles. Robust materials resist corrosion and mineral exposure, helping the valve stay responsive and tight-sealing over long service intervals.
  • Fast, straightforward install – Designed for quick setup or replacement with clear markings and standard connection practices. Simple orientation and accessible seating reduce labor, shorten downtime, and help technicians or experienced homeowners achieve a reliable seal on the first attempt.
  • Lightweight, service-friendly – At only 1 lb., the valve is easy to position and support during overhead or tight-bay work. Low mass reduces strain on fittings and simplifies future maintenance, making periodic checks and replacements faster and cleaner.
  • MPN: Not specified
  • Compatibility: Ideal for use with Mr.Steam “E” style steam systems
  • Part Type: Check Valve, “E” Style
  • What’s Included: Not specified
  • Model: 104240
  • Weight: 1 lb