The key to comfort and The key to comfort and reduced fuel use for all reduced fuel use for all

heating systems heating systems

22April 18, 2023April 18, 2023 22

33April 18, 2023April 18, 2023 33

44April 18, 2023April 18, 2023 44

Fixed

temperature

boiler

control

55April 18, 2023April 18, 2023 55

66April 18, 2023April 18, 2023 66

High boiler output is only High boiler output is only required on a required on a few few coldest dayscoldest days

of the heating season.of the heating season.

Most days even comfort could Most days even comfort could be provided with be provided with reduced reduced

energyenergy expense. expense.

77

Why are these high temps$

The fellow who set the boiler at service time, did not want a “low heat call” on the coldest day of the year.

Folks did not have a way of regulating boiler temperatures.

Who cares what you spend, or how much you waste to the atmosphere????

Folks never complain if they are too warm.

88

Hey Folks

At Exquisite Heat we believe your heating system should be comfortable first.

We believe you deserve good comfort at least energy expense.

99

Hey Folks !!!!!

Can you see the problem here?

ANYONE ??

We are talking about 90% of buildings in the world.

1010April 18, 2023April 18, 2023 1010

Daily Heating Needs Daily Heating Needs

morningmorning

afternoon

evening

xx

x x x x x x xx

x

xx

x x x x x x x xx

x

35 F

15 F15 F

150 F

190 F

weather Boiler

1 hour

different system requirements

1111April 18, 2023April 18, 2023 1111

Fixed

temperature

boiler

control

1212April 18, 2023April 18, 2023 1212

1313

Symptoms Uneven comfort ( too warm-too cool)

Windows open - energy escapeFolks complain about comfort

Low humidity and dry skinWe raise the heat to warm cool spaces.

Excessive run times for boilerBasement too hot- waste of energy

High Fuel billsWHY?

1414April 18, 2023April 18, 2023 1414

190 F 10 F

140 F 50 F

fixed boiler set point flat line

variable boiler set point curve

70 F

Thermostat inactive

potential savings 10-30%

Outdoor tempBoiler temp

OctoberApril

NovemberDecember

JanuaryFebruary

March

potential savings 10-30%

Variable boiler temp savings

1515April 18, 2023April 18, 2023 1515

190 F 10 F

140 F 50 F

fixed boiler set point flat line

variable boiler set point curve

70 F

Thermostat inactive

potential savings 10-30%

Outdoor tempBoiler temp

OctoberApril

NovemberDecember

JanuaryFebruary

March

potential savings 10-30%

Variable boiler temp savings

1616April 18, 2023April 18, 2023 1616

Fixed

temperature

boiler

control

1717April 18, 2023April 18, 2023 1717

1818

For every 2 degrees we reduce boiler

temperatures = 1 % savings on your gas or

oil bill. $$$

1919

Desired Solutions Even out the comfort in all rooms Shut the windows in overheated rooms Keep complaints down Higher humidity levels, less dry skin Set the Thermostat lower for all rooms Reduced running of the boiler, saves fuel Get the heat out of the basement, and into the

rooms…

Let’s lower those fuel bills $$$

2020

WASTED $$$$$

If your too hot or too cold, aren’t you wasting the

$ money $ you are already spending on Fuel for heating ?????

2121April 18, 2023April 18, 2023 2121

The Main GoalThe Main Goal

Precise comfort Precise comfort replacement for building replacement for building heatheat loss loss..

2222April 18, 2023April 18, 2023 2222

Daily Heating Needs Daily Heating Needs

morningmorning

afternoon

evening

xx

x x x x x x xx

x

xx

x x x x x x x xx

x

35 F

15 F15 F

150 F

190 F

weather Boiler

1 hour

different system requirements

2323April 18, 2023April 18, 2023 2323

Energy act 2007Energy act 2007

Manufacturers of hot water Manufacturers of hot water boilers must provide a boilers must provide a means means to adjust boiler output to actual to adjust boiler output to actual heat load by 2012heat load by 2012..

Exquisite Heat is the Exquisite Heat is the ideal ideal indoor reset solutionindoor reset solution..

2424

That’s fine if your buying a new boiler. What about the rest of

us? Can we do anything to improve economy and comfort

with our current boiler?Sure

Install Exquisite Heat to all boilers.

2525April 18, 2023April 18, 2023 2525

Exquisite HeatExquisite Heat

Adjusts heating supply Adjusts heating supply temperatures according temperatures according to to Thermostat demand Thermostat demand history (over time)history (over time)..

2626April 18, 2023April 18, 2023 2626

Even Comfort Even Comfort

Precise heating plant Precise heating plant energy use allows for energy use allows for even comfort to even comfort to everyone ineveryone in the space the space..

2727April 18, 2023April 18, 2023 2727

2828April 18, 2023April 18, 2023 2828

Temperature vs. ThermostatTemperature vs. Thermostat

The lower the radiator The lower the radiator temperature the longer it temperature the longer it will take the thermostat to will take the thermostat to sense the changesense the change..

2929April 18, 2023April 18, 2023 2929

IDR %

304050

6070

80

X

X

X

XX

X

X

Time in hours

150 F

140 F

160 F

170 F

180 F

190 F

200 F

X o o o o ooo

1 2 3 4 5 6 7 8

3030April 18, 2023April 18, 2023 3030

Daily Heating Needs Daily Heating Needs

morningmorning

afternoon

evening

xx

x x x x x x xx

x

xx

x x x x x x x xx

x

35 F

15 F15 F

150 F

190 F

weather Boiler

1 hour

different system requirements

3131April 18, 2023April 18, 2023 3131

3232April 18, 2023April 18, 2023 3232

c o n tr o l

f u r n ac e o rb o ile r

ac u n it

f ir e

en c lo s ed en v ir o n m en tT Tr ad ia to r

p u m pf an

O u ter en v ir o n m en t

tem p s en s o r

tem pm ed iu md u c tsa ir o rf lu id

HVAC S y s tem

t e m pse n so r

3333April 18, 2023April 18, 2023 3333

What happened?What happened? A new heating philosophy for even comfort.A new heating philosophy for even comfort. To satisfy Ideal Comfort Delivery during To satisfy Ideal Comfort Delivery during

changing building heat loss conditionschanging building heat loss conditions Boiler supply is adjusted precisely every Boiler supply is adjusted precisely every

minute of the hour.minute of the hour. Reduced energy use provides a before tax $ Reduced energy use provides a before tax $

return to the owner.return to the owner.

3434April 18, 2023April 18, 2023 3434

EfficiencyEfficiency Reduced boiler & piping standby heat Reduced boiler & piping standby heat

loss for Hot water and Steam boilers.loss for Hot water and Steam boilers. Cooler boiler operationCooler boiler operation Better air circulation at baseboard and Better air circulation at baseboard and

radiators that are heated evenly.radiators that are heated evenly. Precise soft Comfort in all areas of the Precise soft Comfort in all areas of the

building.building.

3535

We believe Exquisite Heat is the We believe Exquisite Heat is the most precise technology for most precise technology for reducing energy use, while reducing energy use, while

improving occupant comfort in improving occupant comfort in homes and buildings homes and buildings

April 18, 2023April 18, 2023 3535

3636April 18, 2023April 18, 2023 3636

Thermostat activity is the Thermostat activity is the accurate means for detecting heat accurate means for detecting heat

loss and comfort needs.loss and comfort needs.Precise adjustment of hot air, Precise adjustment of hot air,

steam or hot water supply steam or hot water supply provides ideal comfort for provides ideal comfort for allall

heating systems.heating systems.

3737

Outdoor Reset Control

Most Apt. buildings have some kind of outdoor reset

Inaccurate: weather, location, adjustment, No measure of indoor comfort. Most are misaligned with the building. Difficult to regulate. Poorly installed.

3838April 18, 2023April 18, 2023 3838

Outdoor reset controlOutdoor reset control

Time lag from temp change to interior heat Time lag from temp change to interior heat lossloss

Sensor is subject to wet, wind, placement.Sensor is subject to wet, wind, placement. Fixed curve assumption unrelated to building.Fixed curve assumption unrelated to building. Buildings react to a combination of heat loss Buildings react to a combination of heat loss

factors: sunlight, wind, windows, insulation, factors: sunlight, wind, windows, insulation, structure, occupancy & thermostat setting. structure, occupancy & thermostat setting.

Over and Under heating.Over and Under heating.

3939April 18, 2023April 18, 2023 3939

LeadLead

Noon

Night

Fixed curve

Real Time curve

6 AM

TemperatureOutdoor Boiler Temperature50 F

10 F

140 F

190 F

12 PM 6 PM 12 AM

150 F

160 F

170 F

180 F

Outdoorreset

40 F

20 F

OR

OR

OR

OR

Exq

Exq

ExqTime line

4040

Exqheat Indoor Reste control

Comfort based room indoor sensor Adjustable from central indoor thermostat. Takes the indoor data and interprets it in to High limit temperature for hot water boilers Burner fire time for steam boilers. Takes all environmental effects into

immediate consideration at the thermostat, and adjusts heating supply to all rooms evenly.

4141

All Heating SystemsAll Heating Systems

Hydronic Radiant, Decentralized SteamHydronic Radiant, Decentralized Steam Hot Air Systems, Humidification,Hot Air Systems, Humidification, Refrigeration, Steam Zone Valves,Refrigeration, Steam Zone Valves, Steam to Hydronic Heat Exchangers, Geo-Steam to Hydronic Heat Exchangers, Geo-

Thermal Systems, Solar Hydronic Hybrid Thermal Systems, Solar Hydronic Hybrid Heat,Heat,

Fresh Air IAQ, Process Control, Navigation, Fresh Air IAQ, Process Control, Navigation,

April 18, 2023April 18, 2023 4141

4242April 18, 2023April 18, 2023 4242

Thank you !!Thank you !! “ “Exquisite Heat” reg. trademarkExquisite Heat” reg. trademark

www.Exqheat.com

914-588-4791914-588-4791Rev 10-09-09Rev 10-09-09

US Patent 6,402,043 10/18/01

4343April 18, 2023April 18, 2023 4343

4444April 18, 2023April 18, 2023 4444

4545April 18, 2023April 18, 2023 4545

How Does It Work?How Does It Work?

Would you like to Would you like to go into the technical go into the technical side of all this???side of all this???

4646April 18, 2023April 18, 2023 4646

Assumption 1Assumption 1

Increased Increased circulation circulation delivers even delivers even comfort.comfort.

4747April 18, 2023April 18, 2023 4747

Assumption 2.Assumption 2.

The closer the supply The closer the supply temperature is to the room temperature is to the room temperature, the more fuel temperature, the more fuel efficient the system.efficient the system.

4848April 18, 2023April 18, 2023 4848

4949April 18, 2023April 18, 2023 4949

5050April 18, 2023April 18, 2023 5050

ThermostatThermostat The thermostat takes all heat loss and heat The thermostat takes all heat loss and heat

gain into consideration.gain into consideration. The customer can adjust thermostat for The customer can adjust thermostat for

personal comfort.personal comfort. Thermostat activity can be used to adjust Thermostat activity can be used to adjust

boiler, HVAC output to satisfy the space with boiler, HVAC output to satisfy the space with ideal circulation.ideal circulation.

The thermostat and energy source interact for The thermostat and energy source interact for comfort and efficiency.comfort and efficiency.

5151April 18, 2023April 18, 2023 5151

ConstantConstant

Ideal Thermostat Ideal Thermostat Demand Ratio gives us a Demand Ratio gives us a constantconstant for comparison for comparison and adjustment.and adjustment.

5252April 18, 2023April 18, 2023 5252

Actual Thermostat Demand Actual Thermostat Demand RatioRatio

The actual proportion of time The actual proportion of time a thermostat “calls” for a thermostat “calls” for comfortable heat in a given comfortable heat in a given period of time. (60 minutes)period of time. (60 minutes)

ADRADR

5353April 18, 2023April 18, 2023 5353

01

60 data points

18 red OFF points 41 green ON points

41 green ON points

60 Total sample points= .6833 = 68% =

5454April 18, 2023April 18, 2023 5454

Actual Demand RatioActual Demand Ratio

Control takes thermostat on/off status reading Control takes thermostat on/off status reading every second. every second.

60 samples/minute x 60minutes = 60 samples/minute x 60minutes = 3600 samples per hour.3600 samples per hour. If thermostat is on for 2520 times/3600 If thermostat is on for 2520 times/3600

samples, the actual demand ratio = samples, the actual demand ratio = 2520/3600 = .70 = 70%2520/3600 = .70 = 70%

5555April 18, 2023April 18, 2023 5555

What information do we need?What information do we need?

Previous hour adjusted High Limit Previous hour adjusted High Limit Temperature = 150 degrees FTemperature = 150 degrees F

= Actual Demand Ratio.= Actual Demand Ratio. Period of analysis = 60 minutes (5-Period of analysis = 60 minutes (5-

90 min)90 min)

Temperature change factor +Temperature change factor +

Ideal demand ratio = .70Ideal demand ratio = .70 Actual demand ratio = .75Actual demand ratio = .75 ((ADR-IDR) x10) = TCF((ADR-IDR) x10) = TCF ratio difference =.75 - .70 = +.05ratio difference =.75 - .70 = +.05 Temperature Change Factor + .05 x 10= +.5Temperature Change Factor + .05 x 10= +.5 Temperature change factor = +.5Temperature change factor = +.5

5757April 18, 2023April 18, 2023 5757

Temperature Change IncrementTemperature Change Increment

Temp change increment is an arbitrary factor Temp change increment is an arbitrary factor we use to determine the degree of response we we use to determine the degree of response we want to make in the adjustment with the want to make in the adjustment with the temperature change factor.temperature change factor.

1 F x .5 = +.5 F1 F x .5 = +.5 F 2 F x .5 = +1 F2 F x .5 = +1 F 3 F x .5 = +1.5 F3 F x .5 = +1.5 F

5858April 18, 2023April 18, 2023 5858

New High Limit Temp calculationNew High Limit Temp calculation

Current High Temp Limit = 150 FCurrent High Temp Limit = 150 F ((.75 - .70) x 10)= +.5 x 3 F = ((.75 - .70) x 10)= +.5 x 3 F =

+1.5F+1.5F 150 deg F + 1.5F = 151.5 F150 deg F + 1.5F = 151.5 F New High Temp Limit (Higher)New High Temp Limit (Higher)

5959April 18, 2023April 18, 2023 5959

Limit SettingsLimit Settings

150 F + 1.5F = New High Temp Limit 150 F + 1.5F = New High Temp Limit (Higher) = 151.5 F(Higher) = 151.5 F

Differential of 10 FDifferential of 10 F

High Limit 151.5FHigh Limit 151.5F

Low limit of 141.5 FLow limit of 141.5 F

Temperature change factor -Temperature change factor -

Temp. Change factor = ((.55 - .70) x10)= -1.5Temp. Change factor = ((.55 - .70) x10)= -1.5 Temp Change increment = 3 degrees FTemp Change increment = 3 degrees F Current High Temp Limit = HT= 150 degrees FCurrent High Temp Limit = HT= 150 degrees F ((.55 - .70) x 10)) = -1.5 x 3 degrees F = -4.5F((.55 - .70) x 10)) = -1.5 x 3 degrees F = -4.5F 150F – 4.5F = New High Temp Limit 150F – 4.5F = New High Temp Limit (Lower)=145.5 degrees F(Lower)=145.5 degrees F

Ideal demand ratio = .70Ideal demand ratio = .70Actual Demand ratio = .55Actual Demand ratio = .55

All Variables are changeableAll Variables are changeable Ideal ratio .5-.8Ideal ratio .5-.8 Incremental temp change values: (1-5F)Incremental temp change values: (1-5F) Sample and cycle times: 5-120 minSample and cycle times: 5-120 min Absolute High and Low limits for alarms and Absolute High and Low limits for alarms and

reset: 100, 120, 130 – 160, 190, 200reset: 100, 120, 130 – 160, 190, 200 Initial start up High Temp set: 140 F-190FInitial start up High Temp set: 140 F-190F Temperature Differential: 1-20 degreesTemperature Differential: 1-20 degrees Low limit = High Temp limit – Temp. Low limit = High Temp limit – Temp.

DifferentialDifferential

6262April 18, 2023April 18, 2023 6262

7AM7AM

7PM

1PM

1AM

xx

x

x

x

x

x

x

x

xx

xx x

xx

x

x

x

x

x

x

x

x

160 degrees 30 degrees

Boiler temp Outdoor temp

10 degrees

50 degrees F140 degrees

190 degrees

X = analysis and adjustment of high limit at the end of the hour.

Adjustment curve will adjust to actual heat loss, where ever it might go.flexibility up or down

thermostst inactive

6363April 18, 2023April 18, 2023 6363

Minute to Minute ComfortMinute to Minute Comfort Between analysis within the hour, the Between analysis within the hour, the

thermostat can increase the % call for thermostat can increase the % call for heat/cool, by running more or less than the heat/cool, by running more or less than the Ideal Demand ratio of 60%Ideal Demand ratio of 60%

If chillier, the thermostat can run up to 100%.If chillier, the thermostat can run up to 100%. If warmer, the thermostat runs less than 70%.If warmer, the thermostat runs less than 70%. The thermostat always responds to the call.The thermostat always responds to the call. We use TT information for analysis.We use TT information for analysis.

6464April 18, 2023April 18, 2023 6464

IDR %

304050

6070

80

X

X

X

XX

X

X

Time in hours

150 F

140 F

160 F

170 F

180 F

190 F

200 F

X o o o o ooo

1 2 3 4 5 6 7 8

6565April 18, 2023April 18, 2023 6565

What has been doneWhat has been done

Changed the philosophy of boiler control.Changed the philosophy of boiler control. The new goal is to give heat to satisfy a fixed The new goal is to give heat to satisfy a fixed

Ideal Thermostat DemandIdeal Thermostat Demand ratio. ratio. We We adjust the boiler outputadjust the boiler output to to meet that Idealmeet that Ideal

demanddemand at the thermostat. at the thermostat. We provide a more comfortable and more We provide a more comfortable and more

efficient method of heating interior space.efficient method of heating interior space.

6666April 18, 2023April 18, 2023 6666

A word about savings.A word about savings.

Every building has a different relationship Every building has a different relationship with its heating plant. with its heating plant.

Some waste a lot. Most waste a lot.Some waste a lot. Most waste a lot. Most have comfort problems.Most have comfort problems. Savings on fuels can range from 5-30%Savings on fuels can range from 5-30% Exquisite Heat will run it more comfortably Exquisite Heat will run it more comfortably

and efficiently for sure.and efficiently for sure.

6767April 18, 2023April 18, 2023 6767

Domestic Hot WaterDomestic Hot Water

A A Second thermistorSecond thermistor is provided to is provided to monitor monitor Domestic Hot WaterDomestic Hot Water. If the . If the Thermostat does not call for heat for one Thermostat does not call for heat for one hour the second thermistor is used to hour the second thermistor is used to satisfy domestic hot water limit satisfy domestic hot water limit temperatures. ( 120F-150F)temperatures. ( 120F-150F)

6868April 18, 2023April 18, 2023 6868

Multi Zone SatisfactionMulti Zone Satisfaction

Most cases are satisfied by Most cases are satisfied by attaching analysis zone to average attaching analysis zone to average zone in system. The rest of the zone in system. The rest of the zones will zones will floatfloat with Thermostat with Thermostat call activity.call activity.

6969April 18, 2023April 18, 2023 6969

7070April 18, 2023April 18, 2023 7070

7171April 18, 2023April 18, 2023 7171

SimpleSimple AttachmentAttachment Two wire Thermostat parallel connection Two wire Thermostat parallel connection

input.input. Attach thermistor to supply output.Attach thermistor to supply output. Connect low voltage control relay in series.Connect low voltage control relay in series. Attach 24 Vlt Power from existing source. Attach 24 Vlt Power from existing source. Program system variables.Program system variables. Revisit until satisfied with installation settings.Revisit until satisfied with installation settings.

7272April 18, 2023April 18, 2023 7272

Steam ControlSteam Control Steam boilers can be made more precise with Steam boilers can be made more precise with

Exquisite Heat Exquisite Heat “burner cycle time”“burner cycle time” Control. Control. Reduce overshoot in steam delivery.Reduce overshoot in steam delivery. Temper supply to thermostat demand.Temper supply to thermostat demand. Reduce discomfort and waste.Reduce discomfort and waste. Shut those open windows.Shut those open windows. Reduce complaints of discomfort.Reduce complaints of discomfort.

7373April 18, 2023April 18, 2023 7373

Shut DownShut Down

In the event of a control shut down:In the event of a control shut down: Power failurePower failure

Computer switches “disconnect Computer switches “disconnect control relay” on to return HVAC to control relay” on to return HVAC to in series factory low voltage control.in series factory low voltage control.

AlarmsAlarms

Normally open or closed alarm relay is Normally open or closed alarm relay is activated upon shut down, or safety settings.activated upon shut down, or safety settings.

Trigger local alarm, communicator, internet Trigger local alarm, communicator, internet server or security system.server or security system.

Alarm central or direct dialer to owner and/or Alarm central or direct dialer to owner and/or contractor.contractor.

Additional flood, heat, smoke detection Additional flood, heat, smoke detection available.available.

c o n tr o l

f u r n ac e o rb o ile r

ac u n it

f ir e

en c lo s ed en v ir o n m en tT Tr ad ia to r

p u m pf an

O u ter en v ir o n m en t

tem p s en s o r

tem pm ed iu md u c tsa ir o rf lu id

HVAC S y s tem

t e m pse n so r

Cash Flow +Cash Flow +

Day after day.Day after day.Year after year. It Year after year. It

more than more than payspays for for itself.itself.

7878April 18, 2023April 18, 2023 7878

15% fuel savings/4yr payback/$80015% fuel savings/4yr payback/$800

-$1,000

$0

$1,000

$2,000

$3,000

$4,000

$5,000

$6,000

$7,000

$8,000

yr 1 yr 2 yr 3 yr 4 totals

FUEL $Savings $Exqheat $Profit $

Improved ComfortImproved Comfort

The featureThe feature

customers notice firstcustomers notice first

8080April 18, 2023April 18, 2023 8080

8181April 18, 2023April 18, 2023 8181

Reduction of chimney wasteReduction of chimney waste

Air Pollutants: CO2, NO, etc.Air Pollutants: CO2, NO, etc. Particulates & heatParticulates & heat

Air Pollutants: CO2, NO, etc.Air Pollutants: CO2, NO, etc. Particulates & heatParticulates & heat

8282April 18, 2023April 18, 2023 8282

Unconditional GuaranteeUnconditional Guarantee

Exquisite Heat will exchange failed Exquisite Heat will exchange failed equipment for equipment for five yearsfive years. Lease and rental . Lease and rental replacement will occur for the term of the replacement will occur for the term of the agreement.agreement.

Equipment will be Equipment will be removed and full refund.removed and full refund. ( Do it Right!!! )( Do it Right!!! )

The goal is to refine comfort and efficiency.The goal is to refine comfort and efficiency.

8383April 18, 2023April 18, 2023 8383

ManufacturersManufacturers

Now have the opportunity to Now have the opportunity to develop develop efficient boilersefficient boilers and and deliverdeliver systemsystem efficientlyefficiently to to the final the final comfortcomfort recipient. recipient.

8484April 18, 2023April 18, 2023 8484

Heating ContractorsHeating Contractors have the opportunity to deliver have the opportunity to deliver

unprecedented unprecedented comfort and comfort and efficiency to their customersefficiency to their customers..

Exquisite Heat offers the best in Exquisite Heat offers the best in class for controlling existing class for controlling existing buildings without the need for buildings without the need for major renovation.major renovation.

8585April 18, 2023April 18, 2023 8585

Factory SettingsFactory Settings

Each control comes from the factory set up to Each control comes from the factory set up to attach and run. attach and run.

Advanced programming is available for those Advanced programming is available for those who wish to adjust variables.who wish to adjust variables.

No computer knowledge is needed to install No computer knowledge is needed to install the control.the control.

8686April 18, 2023April 18, 2023 8686

Thank you !!Thank you !! “ “Exquisite Heat” reg. trademarkExquisite Heat” reg. trademark

www.Exqheat.com914-588-4791914-588-4791

Rev 08-09Rev 08-09

US Patent 6,402,043 10/18/01

8888

8989