Quality Rubber Seal Ring for SunSun Canister Filters Key Benefits: Durable, longlasting performance with grade rubber construction resistance to heat, wear, and corrosion for consistent sealing over time Maintains its shape without deforming or aging, even with prolonged use Effectively prevents water and air leaks, ensuring equipment function Compatibility: Precisely designed for SunSun models: 302 (HW302, HW302), 402 (HW402, HW402), 402A (HW402A, HW402A), 402B (HW402B, HW402B), 702 (HW702, HW702), 702A (HW702A, HW702A), and 702B (HW702B, HW702B) Exact fit eliminates gaps and leakage, restoring canister filter systems to peak performance Reliable Sealing Performance: Engineered with precise dimensions and advanced sealing technology Prevents leaks in both filter and pump systems, keeping aquariums and other water systems clean Improves filtration efficiency by maintaining consistent water flow and pressure Easy Installation: Requires no special tools or complicated steps Quick and straightforward replacement, suitable for firsttime users and experienced hobbyists alike Use Scenarios: 1. Aquarium maintenance: Keep your fish tank clean and healthy by preventing filter leaks that reduce water quality. 2. Pond filtration: Ensure effective, uninterrupted filtering for small garden ponds, avoiding water loss caused by poor seals. 3. Laboratory or industrial water systems: Maintain reliable water circulation and filtration in specialized setups where precision sealing is essential. Material and Performance Details: Crafted from quality, grade rubber for maximum durability Designed to withstand temperatures, continuous water exposure, and chemical corrosion Maintains sealing integrity under frequent use, ensuring longterm reliability