Weir SPM is a market leader in well service pumps and high pressure flow control equipment. Weir SPM’s line of reciprocating ... plungers pumps are used in various applications including cementing, acidizing, and fracturing. The expanding flow control product line features products used to safely transport fluids at high pressure into the wellbore during various well service applications. Weir SPM also utilizes a global network of service facilities to provide superior post-sale services to our customers. read more