1. Presentation Low-H2O
The Radiator Factory

2. HEATING
TECHNOLOGY
& SOLUTIONS

3. Evolution towards the lowest water content
Bad insulation
Poor insulation
Average insulation
1930
High insulation
25 litres
1960
12 litres
1980
7 litres
2002
1 litres

4. New construction technology Higher insulation1.
New construction technology Higher insulation
New heating concept:
Low Mass Radiators & installation

5. 1980:Old house and heating system

6. The house
Poor insulation
***
High heat losses
Cold radiation
Draughts

7. 2000: modern house and heating system

8. The house GOOD INSULATION MINIMAL HEAT LOSSES NO COLD RADIATION
NO DRAUGHTS

9. Why the need for a low radiator mass?
1930
1980
2002
2000 watts
600 watts
80 watts
Average insulation
Poor insulation
High insulation

10. The radiator (ex. 2000 watts) Jaga Low H2O Element
Traditional Radiator
Cast iron
Radiator
Water content
I litres
7 litres
25 litres
weight
3kg
30kg
80kg
Total weight
4kg
37kg
105kg
Material
copper/aluminium
steel
Warmth storage
80 watts
600 watts
2000 watts
Warming up rate
Very fast reaction
Slower reaction
Very slow reaction

11. The Whole Installation
Jaga Low H2O Radiators
Traditional Steel Radiators
Cast Iron Radiators
Water Content (l) 12 85
180
Installation Content 8 16 60
Total Content (l) 20
100
240
Weight Radiators
40kg
400kg
960kg
Weight Installation
80kg
230kg
Total Weight
150kg
480kg
1200kg
Warming Up Rate
very fast
slow
very slow

12. Use of Free Heat Sources
1500 watts
1000 to 3000 watts/m2
150 watts
2500 watts

13. Use of Free Heat Sources
LOW-H2O =
FAST REACTION TIME
UTILISATION OF FREE HEAT`
LOWER ENERGY CONSUMPTION
80 watts storage
2000 watts output

14. 2.
LOW-H2O IN DETAIL
ADAPTION
LOW TEMPERATURE

15. 1. COMPACT STRENGTH

16. Corrugated aluminium fins for super strength at low water temperatures
1. COMPACT STRENGTH
Corrugated aluminium fins for super strength at low water temperatures
Contact area %
Aluminium area + 9%
N-value CA. 1.3

17. 1. COMPACT STRENGTH
Microscopic examination of the attachment of the aluminium fins to the copper tube

18. Temperature variation in the fins
1. COMPACT STRENGTH
Temperature variation in the fins

19. Not just a fin 1980 2000 1970 2000 OLD FIN BETTER FIN NEW FIN
1. COMPACT STRENGTH
Not just a fin
OLD FIN BETTER FIN NEW FIN
1980
2000
1970
2000
Fin Area
Vieuw
Water Temperatures
Distance between the fins
Contact area with copper tube
Aluminium area per metre
Copper area per metre
96 cm2
flat
130/110 °C
9 mm
79 mm2
2046 cm2
79 cm2 98
flat
90/70 6
132
3036
100
Corrugated
55/45
5.5
189
3903
+67%
+67%
+43%
+48%
+29%
+43%
+67%

20. Parallel flow Air vent chamber Collectors Drain Cock Fins
1. COMPACT STRENGTH
Parallel flow
Air vent chamber
Collectors
Drain Cock
Fins
Expansion collar

21. from copper with lower water resistance Larger air vent chamber
1. COMPACT STRENGTH
Brass collectors
for better water injection control and flow system with lower water resistance
Parallel flow
from copper with lower water resistance
Larger air vent chamber
for improved air vent
Drain Cock
New expansion collar
for silent operation
Corrugated aluminium fins
with increased area and smaller interim distance

22. AS A COMPARISON High water temperature element (90/70° C)
1. COMPACT STRENGTH
High water temperature element (90/70° C)
larger fin distance
smaller contact area
smaller aluminium area
N-value approx. 1.4.

23. 2. MAXIMUM COMFORT 3X faster reaction time Correct room temperature
1/10 of the water content
3X faster reaction time
Correct room temperature

24. RESPONSE TIME COMPARISON

25. 3. MINIMUM CONSUMPTION Practical trial: Energy saving of 10%
(University Portsmouth - UK)
Full operating temperature of the C.H. system in approx. 10 min. (90/70°C)

26. WARMING UP RATE COMPAIRISON OF A COMPLETE INSTALLATION

27. WARMING UP RATE COMPARISON OF A COMPLETE INSTALLATION

28. 4. HEALTY HEATING Less dry air, no risk of damp problems
Evenly distributed air circulation:
Less dry air, no risk of damp problems
Better temperature distribution with a lower issuing air temperature
No heat radiation

29. TEMPERATURE DISTRIBUTION COMPARISON

30. 5. SAFE HEATING Handicapped, elderly people, children
Contact temperature
Of max. 43°C, even with a high flow temperature of 90°C
Satisfies the latest safety standards

31. CAUSE OF BURNS

32. LOW-H2O ELEMENT TEMPO

33. LOW-H2O ELEMENT LINEA PLUS

34. LOW-H2O ELEMENT MINI

35. LOW-H2O ELEMENT STRADA

36. LOW-H2O ELEMENT Knockonwood

37. NO HEAT RADIATION AT THE WINDOW SIDE: LIMITATION OF ENERGY LOSS

38. LESS ENERGY LOSSES THAN A TRADITIONAL RADIATOR WITH INSULATED RADIATION PREVENTION SCREEN

39. LOW-H2O BUILT-IN DUCTS
MINI-CANAL

40. LOW-H2O BUILT-IN DUCTS
CANAL-PLUS

41. LOW-H2O
BUILDING-IN

42. CONCLUSION Jaga Low-H2O elements are perfectly suited to …
New construction technology
The modern style of life
Environmental awareness

43. FOR THE NEW CONSTRUCTION TECHNOLOGY
PRECISE TEMPERATURE CONTROL
UTILISATION OF FREE HEAT

44. FOR THE MODERN STYLE OF LIFE
CONTROL AND PERFORMANCE
RAPID WARMING UP AND
COOLING DOWN

45. FOR THE ENVIRONMENT
ENERGY SAVING
DURABLE AND COMPLETELY
RECYCLABLE MATERIALS

46. JAGA LOW-H2O Modern Heating Maximum Comfort Minimum Consumption
Fast reaction time
Low mass/low inertia
Maximum Comfort
Perfectly controlled temperature
Even heat distribution
Minimum Consumption
10% less energy consumption
No wasteful after heating
No heat loss to glass behind

47. JAGA LOW-H2O Safe Heating Healthy Heating Practical Benefits
Max. 43°C surface temperature even at the highest flow temperatures
Complies with latest NHS standards
No damage to furniture or equipment
Healthy Heating
Even temperature distribution
No chance of mould formation
Better humidity levels
Practical Benefits
Lower weight for handling and distribution
No need to drain the system for decoration