PERFORMANCE BULLETIN 122 – Grooved Adapters Available on K52 Series

We are pleased to release a new Grooved End Connector Kit option on the K52 series valves. These Grooved End Adapters allow for easy connection to grooved pipe as defined in ANSI/AWWA C606-15 and can be used with various mating pipe materials. Consult your Grooved Coupling manufacturer for recommendations on pipe supports and installation techniques. […]

PERFORMANCE BULLETIN 120 – Metal Valve Diaphragm Plate and Disc Plate Update

The Diaphragm Plates and Disc Plates for 1.5”, 2”, and 3” metal valves (V424, VAV4, V425, VAV5, V426, VAV6, V427, and VAV7) are being consolidated. With slight changes in outside diameter, the Diaphragm Plate from the smaller valve will be used as the Disc Plate for the next size larger valve. All these plates will […]

PERFORMANCE BULLETIN 119 – K520 Shaft Temporary Alternative

The tool used to mold Shaft PN 1077854 used in K520 series plastic valves is experiencing unexpected issues. This has resulted in an outage of Shaft PN 1077854. While the tool is being repaired, we will offer a machined version of this shaft. The machined PVC version is fully interchangeable with the molded version. We […]

PERFORMANCE BULLETIN 118 – V429 Disc Holder to Stainless Steel

The 429 Disc Holder PN 1074627, Model 429-H, is being converted from Aluminum Bronze to PN 4510460, Model 429-HS, which is 303 Stainless Steel material. The fit and function remain unchanged. This change results in a stronger part that can be used as a direct replacement. As a result of this change, the 429 Internal […]

PERFORMANCE BULLETIN 117 – K521 Shaft Temporary Alternative

The tool used to mold Shaft PN 1075842 used in K521 series plastic valves is experiencing unexpected issues. This has resulted in an outage of Shaft PN 1075842. While the tool is being repaired, we will offer a machined version of this shaft. The machined PVC version is fully interchangeable with the molded version. We […]

PERFORMANCE BULLETIN 114 – ASH Paint Color Option Obsolete

AQ Matic will be eliminating the ASH paint color option on metal diaphragm valves due to extremely low usage. We will continue to offer red and blue paint color options. The V42 series master chart has been updated. Thank you for your business.

PERFORMANCE BULLETIN 112 – 58 Series Stager Motor Update

The Motor used on 58 Series Stagers will be updated to a new supplier. Motor function and wiring willremain the same. This change will take place once inventory of the current supplier is exhausted. The old supplier had a combination 115VAC and 230VAC motor PN 1075434. This will be split into two separate PN’s 4510280 […]

PERFORMANCE BULLETIN 111 – Metal Valve Single Piece Shaft Update

The Shaft for ¾”, 1”, 1.5”, and 2” metal valves (V421, VAV1, V424, VAV4, V425, and VAV5) are being updated to a new single piece design. This new design incorporates the shaft and disk holder into a single casting eliminating one potential leak point within the valve. The assembled dimensional characteristics will not be affected. […]