O-Rings for 10" or 20" Jumbo Housings Product Variants priced from $7.50 NZD /per GST included in the price Produc variants Default Title How many do you want today? Add this Product to your Order Couldn't load pickup availability Refresh Product Use Product Use O-rings for Filter Systems This size fits 10" Jumbo or Big Blue and 20" Jumbo or Big Blue Housings. These housings typically take a 110mm diameter filter SAVE!