SKU: 42313835486

Cortec Boiler Egg - Oxygen Scavenger for Boiler Startup

Sale price$104.40 Regular price$116.00
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Ships within 48 hours · Estimated delivery Aug 16 - Aug 21

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Description

Cortec Boiler Egg - Oxygen Scavenger for Boiler StartupKey Features: Protects against oxygen pitting at boiler startup. Scavenges oxygen and passivates metal. Treats 1000 gallons of makeup water during refilling process. Water soluble, pH neutral, biodegradable, NSF G7 certified. No need for removal of product or bag. Cortec's Boiler Egg is designed to scavenge oxygen and passivate metal during the initial filling of makeup water after seasonal or long term dry layup of boilers. It comes in a pouch that

Key Features:

  • Protects against oxygen pitting at boiler startup.
  • Scavenges oxygen and passivates metal.
  • Treats 1000 gallons of makeup water during refilling process.
  • Water soluble, pH neutral, biodegradable, NSF G7 certified.
  • No need for removal of product or bag.

Cortec®'s Boiler Egg™ is designed to scavenge oxygen and passivate metal during the initial filling of makeup water after seasonal or long-term dry layup of boilers. It comes in a pouch that readily dissolves upon water contact, releasing the active ingredients as the boiler is being filled. Protects against the threat of oxygen pitting during the critical startup phase of a boiler when the makeup water is normally not pre-heated and the operating chemical program has not yet been implemented. Boiler Egg™ has NSF G7 certification (Reg. #170845) and can be used in and around food processing areas if the treated water or steam has no food contact.

Packaging:
Boiler Egg™ comes as a 12"x12" bag packaged in a 7.5"x4.5"x4.5" box.

How to Use:
Apply Boiler Egg™ when preparing a boiler for dry layup or at the beginning of startup phase. Remove the outer water-insoluble bag and place the Boiler Egg™ into the boiler component, but do not slice the inner bag. For firetube boilers, place at the lower point possible. For watertube boilers, place in steam drum below the feedwater line. Seal all openings to the boiler internals. No product or inner bag removal needed. The PVA bag will dissolve as the boiler is filled. Compatibility with non-metallics should be evaluated.

Typical Applications:
Use Boiler Egg™  in conjunction with Boiler Lizard® as a complete preservation kit for dry layup of boilers, or use on its own for applications where oxygen scavenging and metal passivation are needed during the equipment startup phase.

Shipping Notes
  • Free Standard Shipping on $100+ Orders to the USA.
  • Except Preorder products are shipped in 48 hours.
  • Delivery to the USA:
  1. Standard Shipping : 3-10 business days
  • If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
  • We offer a 30-day return/exchange service after receiving.
  • Final sale items are not eligible for returns or exchanges.
  • To process your return/exchange, please contact us at [email protected]
  • Please click here for more details>>> Return & Exchange Policy
SKU: 42313835486

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Lake Worth, US
★★★★★ 4
Good filter
Size: 5424WS, Style: Workshop
It seems to be working. It’s not something that will make a tangible difference, but it fit my car and was easy to install.
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Reviewed in the United States on August 12, 2024
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MagicMan34
Natrona Heights, US
★★★★★ 5
Top quality at great price
Size: 5424WS, Style: Workshop
These are great filters for the money. The car dealer wanted 80 dollars to replace it. This can be done by anyone and buying it on here is even more savings. Do not fall for it at the dealer. Save your hard earned money!
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Reviewed in the United States on April 22, 2026
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Aliza
San Leandro, US
★★★★★ 5
Excellent Engine Air Filter — Keeps Your Engine Breathing Clean!
Size: 5424WS, Style: Workshop
It’s a high‑quality replacement that does exactly what you want from an engine air filter — it helps protect your engine and keeps performance strong. Right away you can tell this is a well‑made part. The filter media has lots of pleats and high‑velocity cellulose material that’s designed to trap dirt and contaminants before they get into your engine, which helps reduce wear and tear on vital components. It offers up to ~98% filtration efficiency, so you know the incoming air is much cleaner and better for performance and fuel efficiency.
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Reviewed in the United States on February 26, 2026
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Amazon Customer
Port Orchard, US
★★★★★ 5
Great product
Size: 5424WS, Style: Workshop
Perfect for DIY filter change.
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Reviewed in the United States on May 30, 2026
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Myong min
Omaha, US
★★★★★ 5
Thank yuo
Size: 5424WS, Style: Workshop
It fit my car perfectly, Lexus NX300
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Reviewed in the United States on May 23, 2026

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