2026 Kickoff Sale EXTENDED! 25% OFF

Start the year strong and don’t miss your last chance to save 25% storewide! Due to popular demand, our 2026 Kickoff Sale has been extended—giving you more time to grab the products you need at unbeatable prices.

Whether you’re upgrading your system, preparing for the season ahead, or restocking essential supplies, now is the perfect time to save big.

Hurry—this extended offer ends Thursday, January 15!

The 599 Series Zone Valves work with any SFA/P Series or SSA/P Series electric actuator, or with STA/P73U Series thermic actuator. This part is necessary for the "Bypass Kit - Downdraft Furnace".