received by the International Bureau on 20 March 2017 (20.03.2017)

1.) Comfort Level based on improved heating, cooling (Evaporation) & Ventilation using solar thermal comprising of

(figure: l/a,1/b,1/c,1/d); a) A plurality of Indoor Unit for heating and cooling air space, within room(s) or as per required tonnage sizing;

b) As recited in (claim 1/a), wherein input and output of plurality of Indoor unit (evaporator) are connected with plurality of solenoid valve (plastic/brass) for hot and cold water respectively, save energy; c) As recited in (claim 1/b), where in plurality of solenoid valve & circulating pump are connected over a CPVC pipe and copper pipe respectively in closed loop, make system reliable & more efficient; d) As recited in (claim 1/c), wherein, hot and cold water circulation is in close loop between plurality of Stainless steel insulated for required temperature and indoor unit(evaporator) , reduces the heat lost & make system more efficient;

e) As recited in (claim 1/d), wherein the water is mixed with food grade Propylene glycol for required temperature within plurality for Stainless steel vessel for hot and cold water respectively make system environment friendly ;

f) As recited in (claim 1/e), wherein food grade glycol, maintain liquid phase irrespective of temperature above 100° C steam formation & below zero degree centigrade ice formation;

g) As recited in (claim Mi), wherein air spaced is heated using solar hot water or thought water cooled heat reclaim condenser within hot water vessel, remove/reduce conventional water heating load, save energy;

h. As recited in (claim 1/f), wherein the cold water is chilled using Vapor Compression compressor energized from energy generated using anaerobic biogas digester working at thermophile temperature, reducing the conventional energy;

i) As recited in (claim 1/h), wherein Plurality of Invertor Compressor; Variable speed, variable frequency or fixed speed electrically driven vapor compression, alternatively on and off at define Interval to reduce energy consumption, increase reliability & safety;

j) As recited in (claim 1/i), wherein plurality of heat exchange made from spiral coil copper tube is immerged in plurality of stainless steel vessel for hot and cold water vessel respectively reduce the scale formation, corrosion, increase the life of copper coiL & increase reliability;

k) As recited in (claim 1/j,1/g & 1/h), wherein Heat transfer to plurality of Third heat exchange (anaerobic digester vessel working at themophilic temperature, yields higher biogas) or other hot water / cold water application) using first & second heat exchange respectively;

I) An outdoor unit for evaporative cooling and ventilation for reduction of energy and increase in comfort level within the space for cooling reducing energy consumption (figure 1/b);

m) An Indoor additional unit for Ventilation, maintaining comfort control with in space, controlled with sensor and electronic circuit; increase quality of air, reduction in energy consumption and safety (figure 1/b).

2. Comfort Level based on improved heating, cooling (evaporation) & Ventilation using solar thermal as recited as (claim 1/ a), wherein plurality of Indoor unit heat exchange coil, discharge heat or absorb heat from air space to be heated or cooled respectively;

vSaid coil made from copper heat exchange coated with anti- corrosive material, (fugure1/a-26,27) reduces scale formation, energy consumption & increase the life of evaporator (figure 1/a-26,27);

Said plurality of Indoor unit (evaporator) includes a high speed fan and electronic circuit for higher airflow & control of temperature with in room(s).

3. Comfort level based on improved heating cooling (evaporation) & Ventilation using solar thermal as recited as (claim 1/b), wherein plurality of Inlet and outlet of Indoor unit (evaporator) is connected with plurality of plastic & brass solenoid valve (normally opened) (figure 1 lc- 5,6) and bypass solenoid valve (normally closedM figure 1/c-7 ), working at zero bar pressure, on and off at set temperature , using coded wireless switch(figure 1/c-8) reducing wiring Complication and reduce energy consumption;

4. Comfort Level based on improved heating, cooling (evaporation) & Ventilation using solar thermal as recited as (claim1/d), wherein Plurality of Stainless Steel Vessel, first heat exchange spiral coil for heating .second heat exchange spiral coil for cooling; The outlet of plurality of stainless steel vessel is first connected with fixed brass ball valve & brass solenoid valve for safety measure;

First heat exchange is im mersed in stainless steel vessel insulated for 90 °C temperature range & second immersed in stainless steel cold water vessel insulated for -1 0 °C, reduce heat lost & increase efficiency;

The water is heated by first coil and water is chilled by second coil both at same time maintains the fixed water temperature, irrespective of increase in space load or decrease( claim 1 /f) , make the system efficient, reduces the energy consumption, increasing the safety measure & reliability;

5. Comfort Level based on improved heating, cooling (evaporation) & Ventilation using solar therm al as recited as (claim 1 /k) , wherein Plurality of Compressor, The discharge line copper pipe, output of compressor, connected to inlet of first heat exchange spiral coil (condenser) for heating water;

Suction line copper pipe, inlet of com pressor, connected to second heat exchange spiral coil(evaporator)for cooling water;

The output of first coil is connected to inlet of second heat exchange by copper tube;

Refrigerant used is environment friendly (R744 - CO²) or having zero ozone depletion layer and Global warming potential with in the regulatory limit; Plurality of Analog thermostat, at cutoff temperature switch off electrical input to compressor for safety measure;

6. Comfort L e v e I based on improved heating, cooling (Evaporation) & Ventilation using solar thermal as recited as (claim 1/1), wherein Evaporation cooling unit includes Fresh Air-Cooler fan/blower with water circulating pump; nozzle; Chemically treated cellulose pad to increase life; Wind and temperature sensor with automated shutter will reduce energy consumption during higher ambient temperature & RH% below 50%. (figure 1/b);

7. Comfort Level based on improved heating, cooling (evaporation) & Ventilation using solar thermal as recited as (claim 1 / m ), wherein Additional unit m o u n te d wi th s i n g l e two way f a n , f r e s h f o rwa rd f an , ducted to outdoor unit with fresh air fan and exhaust fan ducted to outside exhaust fan for removing hot air, humidity & impure air control by motorized Dampers with wireless switching for opening on and off, maintains comfort level reducing energy consumption & wiring complication;

Ventilation, fresh air with mechanical or natural air flow within space, Filters Mounted within duct for incoming fresh air, U L PA ( u l t r a l ow p e n e t r a t i o n a i r ) (class U15.U16, U17, BS EN 1822) & Photo catalyst T i 0 ² in presence UV lamp placed at appropriate place for pure air, capturing harmful airborne particles as small as 0.3 m icron, other household fungi , bacteria, dust m iles & variety of odors , increase comfort level;

Wireless Proximity sensor are mounted on door frame for in/out, based on occupancy counter, controls on/off, within the space for heating , cooling and Ventilation depending on occupancy, reducing energy consum ption and maintain quality of air;

The Fire detector sensors , interface with GSM MODEM , turns on reverse exhaust fan & dials emergency number by GSM m odem . reducing the conversation tim e increase & the safety;

Led lamps in all four sides of Additional unit giving uniform light over the space controlled by proximity occupancy sensor save energy consumption ;

Single or Plurality of Heavy Duty Exhaust (outdoor), electrically connected with plurality of Indoor reverse exhaust fan , working at same time on and off by wireless switching remove hot & moisture air within the room ;

A Digital Display panels with Controller which display & controls, R e a l time Temperature, C02 Level , occupancies & Humidity

(RH %) compare to outdoors temperature coded wireless switching maintaining the quality of air within the space;

8 Com fort Level based on improved heating, cooling (Evaporation) & Ventilation using solar thermal as recited as (claim 1 /k) , wherein , Third he at exc h a n g e thermophile temperature Range within vessel of anaerobic digester is maintained by second heat Exchange, Energy Generated used for running com pressor;

9. Comfort Level based on im proved heating, cooling (Evaporation^ Ventilation using solar thermal as recited as (claim i to 8) , wherein A Low Carbon system & earn Carbon credits on utilization .