Aquarium Filter Parts & Accessories
We carry a selection of aquarium filter accessories and parts to suit a variety of aquarium filters.
If you can not find a specific part for your aquarium filter please get in touch.
All Castle Dawn Aquatics branded aquarium filter accessories are universal.
SUNSUN Canister Filter HW-604/604B Replacement Rubber Seal O Ring
$8.90
Genuine replacement rubber seal for SunSun HW series external filters. Please email us if you wish to use the replacement O ring seal on a similar model to confirm the size...
SUNSUN Canister Filter HW-602A/602B Replacement Rubber Seal O Ring
$8.90
Genuine replacement rubber seal for SunSun HW series external filters. Please email us if you wish to use the replacement O ring seal on a similar model to confirm the size...
SUNSUN Canister Filter HW-403A/403B Replacement Rubber Seal O Ring
$8.90
Genuine replacement rubber seal for SunSun HW series external filters. Please email us if you wish to use the replacement O ring seal on a similar model to confirm the size...
SUNSUN Canister Filter HW-402A/402B Replacement Rubber Seal O Ring
$8.90
Genuine replacement rubber seal for SunSun HW series external filters. Please email us if you wish to use the replacement O ring seal on a similar model to confirm the size...
SUNSUN Canister Filter HW-303A/303B Replacement Rubber Seal O Ring
$8.90
Genuine replacement rubber seal for SunSun HW series external filters. Please email us if you wish to use the replacement O ring seal on a similar model to confirm the size...
SUNSUN JTP Series Aquarium Pump Replacement Cover
$9.99
Genuine replacement cover for SunSun JTP aquarium pumps. Please email us if you wish to use the replacement covers on a similar model to confirm the size before purchase. NOTE:...
SUNSUN External Canister Filter HQB Series Replacement Impellers
$9.99 – $46.99
Genuine SUNSUN HQB series external canister filter replacement impellers. The impellers come with an axis and bearings. If the replacement impeller you are looking for is not available for purchase...
Tube OD Union Straight Type Plastic Push to Quick Connect Tube Fitting (10 Pack)
$9.99 – $13.99
The straight union connector uses a Push-fit lock which allows for quick disconnection without the need for tools. Made from FDA compliant materials making it safe for aquarium use. If...
Tube OD Union Tee Type Plastic Push to Quick Connect Tube Fitting (10 Pack)
$9.99 – $13.99
The T Tee piece union connector uses a Push-fit lock which allows for quick disconnection without the need for tools. Made from FDA compliant materials making it safe for aquarium...
Manganese Steel Heavy Duty Snap Grip Hose Clamps (20 Pack)
$15.99 – $17.99
Add a bit of security to your piping by using these heavy-duty snap hose clamps. The clamps will help prevent piping coming off outlets and connections. We carry sizes 6mm...