Home / Plumbing / Compression / 20Mm Blue Poly Olives 20Mm Blue Poly Olives£0.40 This product is available for pickup in Orpington. 20Mm Blue Poly Olives quantity Delivery Store Collection SKU: 35298WC01 Category: Compression Tag: Copper Fittings Product ID: 6932 Reviews Related products Sale! 11/4″ Brass Blank Nut £3.14 Original price was: £3.14.£2.99Current price is: £2.99. Add to basket 3/8″ Brass Blank Nut £0.51 Add to basket 15Mmx8Mm-3 Part Reduc Set £0.73 Add to basket 15Mmx12Mm 3 Part Reducing Set £0.51 Add to basket