Best Skimmer Plug for Above Ground Pool: Top Winterizing Options for Your System

Finding the right skimmer plug can protect your above-ground pool from freeze damage and simplify spring openings. This guide highlights five reliable options designed to fit common wide-mouth skimmers and keep debris out during winter. Each product is evaluated for compatibility, installation ease, and durability to help you choose a suitable winterization plug for your pool.

Summary Of Selected Products

Product Brand Key Benefit Fits Wide Mouth Skimmers
ArrogantF Above Ground Pool Wide Mouth Skimmer Plug ArrogantF Wide compatibility; durable construction Yes
Simpooltech Wide Mouth Skimmer Plug, White Blue Wave Air-tight seal; frost-resistant Yes
ChangTa Pool Skimmer Cover Plate ChangTa Foam-based, UV/chemical resistant; easy install Yes
Poolzilla Skimmer Winterizing Plug Poolzilla Water-tight seal; protects during closing Most above-ground
OJP Pool Skimmer Winter Plug (2-Pack) OJP ABS plastic; compatible with 1-1/2″ and 2″ threads Yes

Note: These options cover a range of common wide-mouth configurations and offer practical season-long protection for above-ground pool skimmer systems.

ArrogantF Wide Mouth Skimmer Plug


ArrogantF Above Ground Pool Wide Mouth Skimmer Plug

Check Price on Amazon

The ArrogantF skimmer plug is designed to fit a broad range of wide-mouth above-ground skimmers, including Hayward SP1091WM variants and several Kokido and Waterway models. The plug measures 11 1/2 by 4 7/8 inches, aligning with common AGWM-H2 specifications. It emphasizes durability and a straightforward drop-in installation, making it a practical winterizing add-on for reliable freeze protection.

Simpooltech Wide Mouth Skimmer Plug


Simpooltech Wide Mouth Skimmer Plug

Check Price on Amazon

The Simpooltech (Blue Wave) plug is designed for easy installation on wide-mouth skimmers, delivering an air-tight seal that helps prevent leakage and water loss in winter. It is noted for being freeze- and shatter-proof, offering reliable protection during freezing conditions while remaining simple to secure in place.

ChangTa Skimmer Cover Plate For Hayward SP1091WM


ChangTa Skimmer Cover Plate

Check Price on Amazon

ChangTa’s skimmer cover plate is compatible with wide-mouth models like SP1091WM and AGWM-H2. It uses a high-density foam construction that is UV and chemically resistant, providing a dense, tight seal. The product emphasizes quick installation and robust freeze protection while acting as a winter cover plate that helps preserve the skimmer opening for spring.

Poolzilla Skimmer Winterizing Plug


Poolzilla Skimmer Winterizing Plug

Check Price on Amazon

Poolzilla’s winterizing plug provides a water-tight seal that protects skimmer equipment during seasonal closures. It is designed to fit most above-ground skimmers with a 9″ length and accommodates 1-1/2″ and 2″ internal threads. The kit typically includes a single plug suitable for securing the skimmer and preventing damage from freezing temperatures.

OJP Pool Skimmer Winter Plug (2-Pack)


OJP Pool Skimmer Winter Plug

Check Price on Amazon

The OJP winter plug is a 2-pack option compatible with both 1-1/2″ and 2″ threaded skimmers. Made from high-quality ABS plastic, it is designed to withstand harsh winter conditions and provide a secure seal to keep water out of the skimmer and piping during freezing temperatures.

Buying Guide: Key Considerations For Skimmer Plugs

  • Fit and compatibility: Confirm the plug size and model compatibility with your specific skimmer (wide-mouth AGWM-H2, SP1091WM, etc.). If possible, verify measurements (11 1/2″ x 4 7/8″) and thread size (1-1/2″ or 2″) before purchase.
  • Material and durability: Look for UV- and chemical-resistant materials such as durable plastics or foam compounds designed for outdoor winter use. ABS plastics and high-density foam are common choices.
  • Installation ease: Choose a plug that installs quickly without special tools. Some plugs rely on a simple drop-in method or foam expansion for a tight seal.
  • Seal quality: An air-tight or water-tight seal minimizes debris ingress and reduces the risk of freeze damage to the skimmer and adjacent piping.
  • Durability for multiple seasons: Consider products with robust construction, resistant to cracking or shrinking in cold temperatures, especially for regions with harsh winters.
  • Maintenance and accessibility: Some plugs are intended for seasonal use and are easy to remove in spring. Verify whether any removal steps are required for opening the pool.
  • Cost and availability: While not listing prices, gauge value based on build quality, compatibility range, and the number of plugs per pack to meet your replacement needs.
  • Customer feedback: Review practical usage notes, such as ease of removal after winter, and whether the plug maintains seal integrity after storage or minor impacts.

Choosing the right skimmer plug involves balancing fit accuracy, material durability, and ease of use. For above-ground pools in areas with freezing temperatures, prioritize products with proven seals and simple installation to reduce winterization time while protecting your pool equipment.