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Read our privacy policyThe 25% manual fresh air damper fits all 7.5-12.5 ton DBC, DBG, and DBH Daikin packaged units. Building codes often require an amount of fresh air be introduced into circulation. Use of fresh air dampers on HVAC equipment is an easy way to allow fresh air into the building The manual fresh air damper is installed and fixed in place to allow up to 25% of fresh air to circulate at all times.
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Previous model number: D25FD90150