Home / Plumbing / Brassware / 1 1/4″ Diaphragm Washer 1 1/4″ Diaphragm Washer£1.68 This product is available for pickup in Orpington. 1 1/4" Diaphragm Washer quantity Delivery Store Collection SKU: 23260WC01 Category: Brassware Product ID: 6616 Reviews Related products 1/8″ Bsp Auto Air Vent £1.34 Add to basket Sale! 22Mm Brass G/Vle Bs5154 Short £6.85 Original price was: £6.85.£5.99Current price is: £5.99. Add to basket Sale! Cp Rad Extension Piece 40Mm £2.38 Original price was: £2.38.£1.99Current price is: £1.99. Add to basket 1/2″ Bsp Brass Air Vent £1.34 Add to basket