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CONTENTS
Lossnay Unit
CHAPTER 1 Ventilation for Healthy Living
1. Necessity of Ventilation .................................................................................................................................... U-2
2. Ventilation Standards ....................................................................................................................................... U-3
3. Ventilation Method ............................................................................................................................................ U-4
4. Ventilation Performance .................................................................................................................................... U-7
5. Ventilation Load................................................................................................................................................. U-9
CHAPTER 2 Lossnay Construction and Technology
1. Construction and Features .............................................................................................................................. U-16
2. Lossnay Core Construction and Technology..................................................................................................... U-16
3. Total Energy Recovery Efficiency Calculation .................................................................................................. U-18
4. What is a Psychrometric Chart?........................................................................................................................ U-19
5. Lossnay Energy Recovery Calculation.............................................................................................................. U-20
CHAPTER 3 General Technical Considerations
1. Lossnay Energy Recovery Effect ...................................................................................................................... U-22
2. Calculating Lossnay Cost Savings .................................................................................................................... U-24
3. Psychrometric Chart ......................................................................................................................................... U-26
4. Determining Lossnay Core Resistance to Bacterial Cross-Contamination and Molds ..................................... U-28
5. Lossnay Core Fire : retardant property ............................................................................................................. U-30
6. Lossnay Core Sound Reducing Properties Test ............................................................................................... U-31
7. Changes in the Lossnay Core .......................................................................................................................... U-32
8. Comparing Energy Recovery Techniques ........................................................................................................ U-34
CHAPTER 4 Characteristics
1. How to Read the Characteristic Curves ........................................................................................................... U-38
2. Calculating Static Pressure Loss....................................................................................................................... U-38
3. How to Obtain Efficiency from Characteristic Curves ....................................................................................... U-41
4. Sound
............................................................................................................................................................... U-42
5. NC Curves ....................................................................................................................................................... U-48
CHAPTER 5 System Design Recommendations
1. Lossnay Operating Environment ...................................................................................................................... U-52
2. Sound Levels of Lossnay units with Built-in Fans ............................................................................................ U-53
3. Attaching Air Filters .......................................................................................................................................... U-53
4. Constructing the Ductwork ............................................................................................................................... U-53
5. Bypass Ventilation ............................................................................................................................................ U-53
6. Night purge function ......................................................................................................................................... U-53
7. Transmission Rate of Various Gases and Maximum Workplace Concentration Levels .................................... U-53
8. Solubility of Odors and Toxic Gases, etc., in Water and the Effect on the Lossnay Core ................................. U-54
9. Automatic Ventilation Switching......................................................................................................................... U-55
10. Alternate Installation for Lossnay ..................................................................................................................... U-56
11. Installing Supplementary Fan Devices ............................................................................................................. U-57
