Understanding Pool Skimmers: Large vs. Short, Mirror Pools, and Choosing the Right Options (400, 600, 800)

Published on 14 July 2025

Category : Construct

ool skimmers are essential components in maintaining a clean, debris-free swimming pool. They are designed to remove debris such as leaves, dirt, and bugs from the water's surface before they sink to the bottom, making pool maintenance easier and more efficient.

However, with various types, sizes, and configurations available, including large, short, mirror skimmers, and options like 400, 600, and 800—choosing the perfect skimmer for your pool can seem overwhelming. This article will help you navigate these choices and select the right skimmer for your pool's needs. 

Understanding the Basics of Pool Skimmers

Skimmers serve as your pool's first line of defense against contamination. They are typically installed along the pool walls and act as a suction system that pulls water into the filtration system, trapping debris in the skimmer basket. While all skimmers share the same fundamental purpose, their design, size, and capacity greatly affect their performance and suitability for different pool types. 

Large Skimmers vs. Short Skimmers

When choosing between large and short skimmers, it's important to consider your pool’s size, type, and maintenance needs.

  • Large Skimmers: 
    Capacity: Large skimmers generally have more storage space in their baskets, allowing them to collect and hold more debris. This is ideal for pools located in areas with high leaf fall or frequent debris. 
    Performance: They provide better flow rates due to their increased size, ensuring more efficient water circulation and filtration. 
    Applications: Best suited for larger pools or pools that experience high amounts of debris and dirt accumulation. 
  • Short Skimmers: 
    Compact Design: Short skimmers are smaller in size and are often ideal for pools with lower debris levels or where space is limited. 
    Easy Installation: Their smaller design makes them easier to install in tight areas or pools with unique configurations, such as smaller residential pools or compact spaces. 
    Applications: Perfect for smaller pools, plunge pools, or areas with minimal debris.
Mirror Pool Skimmer: 

Mirror pools, often referred to as infinity edge pools, feature skimmers designed for aesthetic perfection and functional efficiency. These skimmers work subtly to enhance the sleek, glass-like appearance of the water surface.

Key Features: 

  • Low Visibility: The skimmer blends seamlessly into the pool design, maintaining a clean and unobtrusive appearance. 
  • Precision Engineering: Designed for pools where aesthetics are as important as functionality. Mirror pool skimmers help preserve the visual beauty of an infinity edge pool while maintaining effective debris removal. 
  • Applications: Ideal for high-end luxury pools or pools designed for their architectural elegance.

Skimmer Options: 400, 600, and 800

When choosing skimmer options like 400, 600, and 800, these numbers typically refer to the size or capacity of the skimmers. They represent how much water the skimmer can handle and the size of the opening, which determines the amount of debris it can collect.

400 Skimmer: 
Small Opening: Compact skimmer with lower flow rates. 
Usage: Suitable for smaller pools or pools that don't experience heavy debris. 
Capacity: Limited debris holding and water suction, making it ideal for pools with fewer maintenance needs.

 600 Skimmer: 
Medium Opening: A balanced option, providing good debris collection without overcompensating capacity. 
Usage: Ideal for medium-sized pools with moderate debris accumulation. 
Versatility: Offers a balance between performance and efficiency, suitable for residential pools.

 800 Skimmer: 
Large Opening: High-capacity skimmer that handles larger volumes of water and debris. 
Usage: Perfect for large pools, pools with high usage, or outdoor pools that experience heavy debris like leaves and dirt. 
Efficiency: Provides the best performance for demanding pool environments.

How to Choose the Right Skimmer

Selecting the ideal skimmer depends on several factors:

  1. Pool Size: Larger skimmers, such as the 600 or 800 size, are better for larger pools or pools with higher usage, while smaller pools may benefit from compact options like the 400. 
  2. Debris Levels: If your pool is surrounded by trees or exposed to debris, opt for a larger skimmer (600 or 800) to minimize the frequency of basket cleaning. 
  3. Aesthetic Preferences: For mirror or infinity pools, choose skimmers designed to integrate seamlessly into your pool design without disrupting its aesthetic. 
  4. Budget: Larger and more advanced skimmers may cost more upfront but could save time and effort in cleaning and maintenance. 
  5. Installation Space: Consider space constraints if your pool has narrow areas or a compact design. 
  6. Maintenance Requirements: Pools with larger skimmers may reduce maintenance frequency but often require professionals for routine upkeep. Smaller skimmers require more attention but allow for easier DIY maintenance. 

Conclusion

Skimmers play a vital role in keeping your pool water clean, lowering maintenance effort, and ensuring proper filtration. Whether you need a large or short skimmer, an option tailored for mirror pools, or find yourself deciding between the 400, 600, and 800 series, understanding your pool’s needs is key to choosing the right solution. Evaluate factors like pool size, debris levels, aesthetics, and budget to make an informed decision. A well-chosen skimmer not only improves your pool’s performance but also enhances its usability and enjoyment throughout the year! 

More Maintenance Tips

  • Choosing the Right Type of Pool for Your Family

    Construct

    Choosing the Right Type of Pool for Your Family

    So, you’ve decided to get a pool for your backyard. This is a great investment that your family will cherish for years. Now comes the difficult question: Which type of pool is the best?

  • Pumps: How to Choose

    Construct

    Pumps: How to Choose

    To find the pump flow for you just divide by 5 or 6 the total volume of water in your pool.

Pool EN
Contact Us