
401485 Comparison
| photo | price | summary | rating |
|---|---|---|---|
![]() | $70.00 | Top Pick! Condition is New – Open box, Xylem Manual Water Vent Valve No. 78 401485 for Water Systems MPN 401485, FREE SHIPPING | 100.0% |
![]() | $75.00 | Condition is New – Open box, XYLEM 401485 Brass Water Vent Valve 3/4" NPT No. 78 BRAND NO BOX, FREE SHIPPING | 100.0% |
| photo | price | summary | rating |
|---|---|---|---|
![]() | $145.97 | Condition is New, Xylem-Hoffman Specialty 401485 78 WATER VENT 3/4" 150# MAX, FREE SHIPPING | 98.8% |
![]() | $165.00 | Top Pick! Condition is New, Xylem / Hoffman Specialty 401485 Model 78 Water Vent Valve 3/4, shipping cost = $106.91 | 100.0% |
![]() | $334.78 | Condition is New, HOFFMAN 401485 Xylem- Specialty "78 WATER VENT 3/4"" 150# MAX", FREE SHIPPING | 98.7% |
![]() | $392.99 | Condition is New, Xylem-Hoffman Specialty 401485 78 WATER VENT 3/4" 150# MAX, FREE SHIPPING | 99.7% |

The Xylem-Hoffman Specialty 401485 3/4 inch Water Vent is a crucial component in the plumbing system, designed to ensure the proper venting of water to prevent backflow and maintain system pressure. This vent is specifically engineered by Xylem-Hoffman, a leading brand in the industry, with superior quality and performance in mind.
Measuring 3/4 inch in diameter, this vent is suitable for medium-sized plumbing applications. It is constructed from high-grade materials, ensuring durability and longevity. The vent features a corrosion-resistant finish, making it ideal for use in various water environments, such as those with high mineral content or acidic water. The finish also ensures resistance to harsh chemicals that may be present in the water.
The Xylem-Hoffman Specialty 401485 Water Vent is designed with a 150 PSI (pounds per square inch) pressure rating, making it suitable for use in high-pressure applications. It is engineered to meet the strictest industry standards, providing peace of mind and reliable performance.
This vent comes in the form of a water vent, which is a type of plumbing vent that allows air to enter the system as water is drained out. It is specifically designed to prevent the creation of a negative pressure situation, which can cause water to be drawn back into the system through other fixtures or drains. By ensuring proper venting, this vent helps maintain the functionality of the plumbing system and protects against potential backflow issues.
The Xylem-Hoffman Specialty 401485 3/4 inch Water Vent is a versatile and essential addition to any plumbing system. Its high-quality construction, corrosion-resistant finish, and 150 PSI pressure rating make it a reliable and durable choice for a wide range of applications. Whether you're working on a new construction project or maintaining an existing system, this vent is an essential component that will help ensure the proper functioning of your plumbing system.
Product Name: Xylem-Hoffman Specialty 401485 3/4" Water Vent, 150 PSI
**Pros:**1. Durability: The Xylem-Hoffman Specialty 401485 water vent is made of high-quality materials, ensuring long-lasting performance.
2. High Pressure Rating: With a maximum operating pressure of 150 PSI, this vent is suitable for high-pressure water systems.
3. Leak-Free Design: The vent features a leak-free design, ensuring water tightness and preventing potential water damage.
4. Easy Installation: The vent is designed for easy installation, making it a convenient choice for plumbing projects.
5. Reliable Performance: Xylem-Hoffman is a reputable brand known for producing reliable and efficient plumbing products.
**Cons:**1. Cost: Compared to standard water vents, the Xylem-Hoffman Specialty 401485 vent may be more expensive due to its high-quality materials and advanced features.
2. Specific Application: This vent is specifically designed for 3/4" water supply lines and high-pressure water systems, which may limit its versatility for some plumbing projects.
3. Potential for Overpressure: Since this vent is designed for high-pressure systems, there is a higher risk of overpressure if not installed correctly or if the water pressure is not regulated properly.
**Ending Conclusion:**The Xylem-Hoffman Specialty 401485 3/4" Water Vent is an excellent choice for high-pressure water systems due to its durability, reliable performance, and leak-free design. However, its specific application and higher cost may make it less attractive for some plumbing projects. Ultimately, the decision to purchase this vent should be based on the unique requirements of your plumbing project and your budget.
**Recommendation:**If you require a water vent for a high-pressure water system, the Xylem-Hoffman Specialty 401485 3/4" Water Vent is a solid investment due to its advanced features and reliable performance. However, if you have a standard water system or a lower budget, you may consider purchasing a more affordable, standard water vent to meet your plumbing needs.
Details:
With a maximum pressure rating of 150#, this 3/4 vent allows for efficient drainage and ventilation.
specifications maxohvac:
- brand: Xylem-hoffman Specialty
- mpn: 401485
- part type: Water
returns maxohvac:
- policy: no returns
payments maxohvac:
- wallet: google-pay
- credit card: visa
- other
offer maxohvac:
- prices: $70.00–$392.99
- item condition:
- New – Open box
- New
- availability: in stock
- in stock #: 5
- started: august 2, 2025
- options: ship-to-home
- sold #: 15
- best offers: true
general maxohvac:
- category: Business & Industrial > Hvac Refrigeration
shipping maxohvac:
- transit: 4-10 days
- carrier: usps
- service: usps priority mail
- type: calculated
- class: expedited
seller maxohvac:
- rating: 95.7%
- # reviews: 21
- city: san bruno, california
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