The E.2 pump-less volute kit from Armstrong Fluid Technology is designed to upgrade, renew or replace all working parts of E Series model circulators. The kits are suitable for hydronic fluid and potable water applications and are compatible with the original E Series. Features include a water slinger to protect the motor against water intrusion, stainless steel shaft, seal, permanently lubricated bearings and bellows-style mechanical seal with silicon carbide wear surfaces. 800/356-9845; www.armstrongfluidtechnology.com.