Red Sea REEFER Nano Bubble Trap Sponge (R42183) 

Essential maintenance for your REEFER Nano’s overflow system—this genuine Red Sea sponge (part number R42183) fits precisely into the bubble trap chamber, delivering reliable performance at the first sign of wear or clogging.

Key Features:

• OEM quality: Designed and manufactured by Red Sea for seamless compatibility

• Perfect fit: Tailored to the Nano model’s bubble trap dimensions (~9.5″ × 5.75″–6″ × 1.5″)

• Efficient bubble reduction: Helps eliminate microbubbles, ensuring crystal-clear water and minimizing pump noise

• Easy to clean or replace: Slide in/out design makes routine maintenance quick and hassle-free

Includes:

• 1 × Red Sea REEFER Nano Bubble Trap Sponge (R42183)

Compatibility:

• Works exclusively with the REEFER Nano model

• Not compatible with larger REEFER, G2 or XL models—Please verify your tank model before ordering

Benefits:

• Extends lifespan of your overflow system

• Maintains optimal water clarity

• Helps maintain quiet, consistent operation of downstream equipment