Big Blue Filter Housings We stock a full range of replacement big blue 10 inch and 20 inch x 4.5 inch water filter housings. Filter by: Items starting with ... A B C D E F G H I J K L M N O P Q R S T U V W X Y Z 0 1 2 3 4 5 6 7 8 9 Displaying 1 to 7 (of 7 products)   10" Big Blue Clear HP Filter Housing 1" Ports High Flow Price: $99.00 Save: $30.00  (23%) off RRP More Info Quick Buy 10" Big Blue High Pressure Housing 1" Ports High Flow Price: $59.00 Save: $30.00  (34%) off RRP More Info Quick Buy 10" Big Blue HP Water Filter Housing 3/4" Ports High Flow Price: $59.00 Save: $30.00  (34%) off RRP More Info Quick Buy 20" Big Blue HP Water Filter Housing 3/4" Ports High Flow Price: $99.00 Save: $30.00  (23%) off RRP More Info Quick Buy 20" Big Blue Clear HP Filter Housing 1" Ports High Flow Price: $139.00 Save: $20.00  (13%) off RRP More Info Quick Buy 20" Big Blue HP Filter Housing 1" Ports High Flow Price: $99.00 Save: $30.00  (23%) off RRP More Info Quick Buy 20" Big Blue HP Filter Housing 1.5" Ports High Flow Price: $119.00 Save: $40.00  (25%) off RRP More Info Quick Buy Displaying 1 to 7 (of 7 products)