Cylinder Part #7543. Order only if you have a Lennox/Healthy Climate HC-35 or General Aire DS25 or DS35 Steam Humidifier.
Note: This low-conductivity steam cylinder is only for systems determined to have water with low mineral content.
(All pricing INCLUDES taxes and UPS Standard Ground shipping.)
*Note: With the bad water in the Denver/Metro area, we recommend replacing your pads twice...