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Fluval 104 Parts Breakdown
Fluval 204 Parts Breakdown
Fluval 304 Parts Breakdown
Fluval 404 Parts Breakdown

You can download the Fluval 04 Series (104/204/304/404) Manual (pdf format) for help in identifying 04 series parts. Unfortunately, we do not have an 03 series manual.
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Case Clips
Fluval 03 Series Case Clips (Fluval A-15590)
Our Price: $5.99 In Stock

Replacement Case Clips for Hagen Fluval 03 Series canister filters (103, 203, 303, 403). Fluval part A-15590.
Fluval 03 Series Exhaust Stem
Fluval 03 Series Exhaust Stem (Fluval A-15555)
Our Price: $6.35 In Stock

Replacement Exhaust Stem for Hagen Fluval 03 Series canister filters (103, 203, 303, 403). Fluval part A-15555.
MSF External Filter Case Clips
Fluval 04 Series External Filter Case Clip (Fluval A-20022)
Our Price: $2.65 In Stock

Replacement MSF External Filter Case Clip for Hagen Fluval 04 Series canister filters (104, 204, 304, 404). Fluval part A-20022.
Fluval 105/204/205 Motor Seal Ring
Fluval 104/105/204/205 Motor Seal Ring (Fluval A-20038)
Our Price: $4.65 In Stock

Replacement Motor Seal Ring for Hagen Fluval 104/105/204/205 canister filters. Fluval part A-20038.
Fluval 104/204 Impeller Shaft Assembly, New Style
Fluval 104/204 Impeller Shaft Assembly, New Style, (Fluval A-20041)
Our Price: $8.99 In Stock

Impeller Shaft Assembly, New Style, for Hagen Fluval 104 and 204 canister filters. Fluval part A-20041. The shaft is for the Fluval 104/204 Impeller, New Style (Fluval A-20111)
Fluval 104/204 Impeller, New Style
Fluval 104/204 Impeller, New Style (Fluval A-20111)
Our Price: $11.99 In Stock

Impeller, New Style, for Hagen Fluval 104 and 204 canister filters. Fluval part A-20111. NOTE: Does not include the shaft. The shaft is the Fluval 104/204 Impeller Shaft Assembly (Fluval A-20041).
Fluval 104/204 Impeller, Old Style
Fluval 104/204 Impeller, Old Style (Fluval A-20110)
Our Price: $11.99 In Stock

Impeller, Old Style, for Hagen Fluval 104 and 204 canister filters. Fluval part A-20110. NOTE: Does not include the shaft.
Self Primer Assembly
Fluval 104/204/304/404 Self Primer Assembly (Fluval A-20020)
Our Price: $4.00 In Stock

Replacement Self Primer Assembly for Hagen Fluval 104, 204, 304 and 404 canister filters. Fluval part A-20020.
Fluval 105/205 Intake Stem w/ Check Valve A-20007
Fluval 105/205 Intake Stem w/ Check Valve (Fluval A-20007)
Our Price: $4.50 In Stock

Replacement Fluval Intake Stem w/ Check Valve for Fluval 105/205 canister. Fluval part A-20007.
Impeller for Hagen Fluval 303 canister filter
Fluval 303 Impeller (Fluval A-15840)
Our Price: $13.39 In Stock

Impeller for Hagen Fluval 303 canister filter. Fluval part A-15840. Impeller includes shaft.
Impeller Seal Ring
Fluval 303 Impeller Seal Ring (Fluval A-15830)
Our Price: $2.99 In Stock

Impeller Seal Ring for Hagen Fluval 303 canister filter. Fluval part A-15830.
Fluval 303 Seal Ring (Fluval A-15870)
Fluval 303 Seal Ring (Fluval A-15870)
Our Price: $5.50 In Stock

Replacement Seal Ring for Hagen Fluval 303 canister filters. Fluval part A-15870.
Well Cover
Fluval 303/403 Well Cover (Fluval A-15820)
Our Price: $4.99 In Stock

Replacement Well Cover for Hagen Fluval 303 and 403 canister filters. Fluval part A-15820.
Impeller for Hagen Fluval 304 canister filter
Fluval 304 Impeller. Old Style (Fluval A-20150)
Our Price: $12.49 In Stock

Impeller, old style, for Hagen Fluval 304 canister filter. Fluval part A-20150. Note: Does not include impeller shaft.
Impeller shaft Fluval 304, 404
Fluval 304, 404 Impeller Shaft, Old Style (Fluval A-20065)
Our Price: $9.49 In Stock

Impeller, old style, for Hagen Fluval 304 and 404 canister filter. Fluval part A-20065. Fits the Fluval 404 Impeller (Fluval A-20170).
Impeller Cover
Fluval 304/404 Imp. Cover, Old Style (Fluval A-20155)
Our Price: $8.50 In Stock

Hagen Fluval 304 and 404 replacement Impeller Cover, Old Style. Fluval part A-20155.
Fluval 304/404 Impeller Shaft Assembly
Fluval 304/404 Impeller Shaft Assembly, New Style (Fluval A-20066)
Our Price: $8.49 In Stock

Impeller Shaft Assembly, new style, for Hagen Fluval 304 and 404 canister filters. Fluval part A-20066. New style for Fluval 404 Impeller (Fluval A-20172)
Impeller Cover
Fluval 304/404/305/405 Impeller Cover, New Style (Fluval A-20156)
Our Price: $9.00 In Stock

Hagen Fluval 304/404/305/405 replacement Impeller Cover, New Style. Fluval part A-20156.
Motor Seal Ring Gasket
Fluval 304/404/305/405 Motor Seal Ring Gasket (Fluval A-20063)
Our Price: $4.75 In Stock

Replacement Motor Seal Ring Gasket for Hagen Fluval 304, 404, 305 and 405 canister filters. Fluval part A-20063.
Impeller for Hagen Fluval 403 canister filter
Fluval 403 Impeller (Fluval A-15940)
Our Price: $13.39 In Stock

Impeller for Hagen Fluval 403 canister filter. Fluval part A-15940. Include impeller shaft.
Fluval 403 Seal Ring (Fluval A-15970)
Fluval 403 Seal Ring (Fluval A-15970)
Our Price: $6.35 In Stock

Replacement Seal Ring for Hagen Fluval 403 canister filters. Fluval part A-15970.
Impeller for Hagen Fluval 404 canister filter
Fluval 404 Impeller, Old Style (Fluval A-20170)
Our Price: $12.95 In Stock

Impeller, old style, for Hagen Fluval 404 canister filter. Fluval part A-20170. NOTE: Does not include the shaft. The shaft is the Fluval 304/404 Impeller Shaft Assembly (Fluval A-20065).
Impeller shaft for Fluval 404/405
Fluval 404/405 Impeller, New Style (Fluval A-20172)
Our Price: $12.25 In Stock

Impeller, new style, for Hagen Fluval 404/405 canister filters. Fluval part A-20172. NOTE: Does not include the shaft. The shaft is the Fluval 404/405 Impeller Shaft Assembly (Fluval A-20066).
Aquastop
Fluval Aquastop (Fluval A-20060)
Our Price: $12.25 In Stock

Replacement Aquastop for all Hagen Fluval canister filters. Fluval part A-20060.
Fluval FX5 Replacement AquaStop Valve
Fluval FX5 Replacement AquaStop Valve
Our Price: $15.19 In Stock

Hagen Fluval FX5 Replacement AquaStop Valve. Fits the only FX5 only.