As an Amazon Associate, we earn from qualifying purchases. Home » Spence Engineering » E-1/2 E1/2 Spence Regulators E-1/2 1/2" E-Main Valve CI-E-1/2 Spence Engineering . E-1/2 E1/2 Gallery Attributes Brand name, Manufacturer name, ManufacturerSpence Engineering Extra Product NameSpence Regulators E-1/2 1/2" E-Main Valve CI-E-1/2 moq, multiple, qtyInStock, tierMinQty11 MPNE-1/2 E1/2 SKUE-1/2 tierPrice11028.08 Distributor offers SellerSKUMOQIn stockMultiplePrices ptacsolutions.comE-1/21111 @ $1028.08