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Across 3. Circulated air is thrown 6. Directs correct amount of airflow to each room 7. ERV 8. Improves airflow around corners 9. Blower-assisted airflow 10. Thermometer temperature of air 12. Measures air speed 16. Insufficient quantity of fresh air 17. Poisonous gas produced by incomplete combustion 22. Connects duct section of different sizes 23. Study of air and it's properties 27. Introducing fresh air to the condition space 30. Speed and weight of the air moving causes 31. A fungus that releases spores 32. Amount of moisture in the air expression 33. Charge particles in air to increase ions 34. Static plus velocity prssure

Down 1. Delicate balance of pleasant feeling 2. Transmitted by people and animals 4. ETS 5. Squirrel cage blower 11. Allows individual room temperature control 13. Self-contained equipment 14. SBS 15. Air wants to move in straight line 18. Supply system with branches 19. UV 20. High-efficiency particle arrestor 21. Provides moisture to dry air 24. Sheet metal thickness 25. Flex duct made of 26. Temperature moisture condenses from the air 28. Air rubbing against the wall 29. Wet thermometer temperature of the air