Maintaining a proper seal in your SunSun HW-304A or HW-304B canister filter is essential for optimal performance and preventing leaks. The O-ring ensures a watertight connection between the filter head and the canister body. Over time, this rubber component may wear out or become damaged, necessitating a replacement.
Compatible Replacement O-Rings:
Captain O-Ring Replacement Seal (2-Pack):
Compatibility: Designed specifically for SunSun models HW-304A and HW-304B canister filters.
Description: These O-rings match the original specifications, ensuring a proper fit and reliable seal.
Availability: Available through Captain O-Ring's official store.
Marine Color Canister Filter Sealing Rubber Ring:
Compatibility: Suitable for SunSun models HW-304A/B, HW-404A/B, HW-704A/B, and similar filters.
Description: Provides a tight seal to prevent leaks, made from durable rubber for longevity.
Availability: Available on Amazon.
Purchasing Tips:
Model Confirmation: Verify your filter's model number to ensure you select the correct O-ring size.
Quality Assurance: Opt for O-rings made from durable materials to extend the lifespan of the seal.
Spare Parts: Consider purchasing a pack with multiple O-rings to have spares available for future replacements.
Regular inspection and timely replacement of the O-ring will help maintain the efficiency of your SunSun HW-304A/B canister filter and ensure a healthy environment for your aquatic life.