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Project Information
Project #: 06252025
Name: WATSON RESIDENCE
Location: 0484 CATTLE CREEK RD--GLENWOOD SPRINGS, CO
Manual J Load Summary
Total Heating: 51,042 Btulhr
Outdoor Conditions
Location:
Elevation:
Latitude:
Dry Bulb:
Daily Range:
Wet Bulb:
Infiltration
Method:
Stories:
Construction:
Exposure Category:
Num Fireplaces:
Net Air Changes (Heat/Cool):
Net Flow (Heat/Cool):
Floorplan/Levels
Main Floor
Second Floor
Notes: FOR KELBY ARTAZ
Total Sensible: 28,933 Btulhr Total Latent: 7,844 Btu/hr
Indoor Conditions
(User Specified) Glenwood
Heating
Cooling
Springs (City),CO
Room Temp:
70 °F
72 "F
6058'
Design Temp Diff:
72.0 OF
17.0 OF
41
Humidity:
35
35
ting Cooling
Moisture Diff (Grains):
76.9
D'F 89.0'F
Medium
73.0'F
Load Report
Manual A Load Calculation
Project #:06252025
June 25, 2025
Ventilation
Simple
Num Occupants:
4
2
Heating
Cooling
Tight
Type:
Heat Recovery
Type:
Heat Recovery
Three or Four Exposures
ACH:
(L27
ACH:
0.27
None
Outside Air:
127 cfm
Outside Air:
127 cfm
0.15 / 0.08
Sensible Eff:
50 %
Sensible Eff:
50
73 cfm / 39 cfm
2,269 ft2 Total Heated Area: 2.840 ft'
571 ft' Total Cooled Area: 2.840 ft'
(1) AT: DiffaMme between supply air and return air (2) Estimated air Flow based on specified supply air AT Created Using LoopCA0 2025 RBHAU (10/15M5)
Linglh = ft IVaa = R' Tempe*ah" = °F Flowrate = USGPM Air Flow = cfm Heat Loss = Btulhr Unit Heal Loss = Btu/(hrft') Rv = hrft'•"F/btu Vereton25.0.0196 R
Head Loss - it water RN = Radiant Floor Heating BB = Baseboard FA = Forced Air OTH = Other Heating SM = Snowmelt N = Not Heated
Page 1 of 7
See end of report for important Notes and Disclaimers.
Name:WATSON RESIDENCE
Project *06252025
Constructions
Walls
rl2
F-Osw
Doors
Code
11J
Floors
(Code
rarne Wall or Partition; Wood Framing; R-21 Insulation in 2 x 6 Stud Cavity; 0.065 2,735
;Iw= or Wood Siding; Plus Interior Finish
Metal Door with Fiberglass Core
0.600 1 200
12,798
3,075
Heating
Cooling
8,654
3,366
20P:30cp
[Carpet or Hardwood Cover; R-30 blanket Insulation _ 0.035
2,269 5,719
Ceilings
Code
Description
U-Valuel
Area
Heating
168-50md
FHA vented attic; No radiant barrier over ceiling or same type of airspace
0.020
2,270
3,269
behind an attic knee wall; R-50 insulation; Materials: Asphalt Shingles(a),
lMetaif(rn).
1
Tar 1 Gravel(x), Menrbrane(z); Colors: Dark(d);
--
Glazing
Windows
'Code
Description
Exposure
U-Value
SHGC
Area
Heatitr
Custom
Double Pane low-e, BlindsMedium45 {5095]
S
0.30
0.56
197
4,265
Custom
Double Pane low-e, BlindsMedium45 (50%)
E
0.30
0.56
61
1,323
Custom
Double Pane low-e, BlindsMedium45 (5M)
N
0.30
0.56
164
3,542
Custom
Double Pane low-e, BlindsMedium45 (50%)
W.
0.30
0.56
123
2,657
953
Cooling
2,361
4,032
2,662
1,758
5,346
Load Report
June 25, 2025
(1) AT; Dilrerente between wpply 4', and return air (2) F54:mal4d air Flow balm on specified supply uc AT LeCreated Using LoopCAD 2025 REHAU (10/15/2025)
Heart Loss - ngth- 0 Amu - 01 Ter o aluro= °F Fiowrate = USGPM Air FIOW. din Heat Los* • t3tVlhr Unit Heal Lose= Blw(hr M) Rv = hrft'•°Flbtu Version:25.15/202R
R wale Rs! = Rau�•vnl. Floor Heating Be = Baseboard FA • Forced Air OTH = Other Heating W = SriCWmelt N = Not Heated
See end of report for important Notes and Disclaimers. Page 2 of 7
Name:WATSON RESIDENCE
Project #:06252025
Internal Loads
oescription Sensible Latent
Default (1.200 Blob) 1,200 0
d Ocrug)ants: 920 800
Total 2,120 800
Other Loads
Blower Load
(I)AT Di faronce between Supply nv and return air (2) Fs imaW air Il" based on specified supply air 4T
Length n 0 Area = h' Temperatrnd • T Flowrale = USGPM Air FWw = dm Heal Lois = HWRn Unit Heal Loss v Stufthrfl') Rv = hr ft'•°Flbtu
Head Lass = 0 water RFi - Radlani Floor Healing BB = Baseboard FA = Forced Air OTH = Other Healing SM = Snowmelt N = Not Heated
See end of report for important Notes and Disclaimers.
Load Report
June 25, 2025
1,706 Btu/hr
Created Using LoopCAD 2025 REHAU (101154025)
VCrsior-:25.0.0196 R
Page 3 of 7
Name:WATSON RESIDENCE
Project#:06252025
Load Breakdown
Name
Heating
Sensible
Latent
Windows`
11,787
13,798
Skylights"
0
0
Doors
8,654
3,366
'Walls
12,798
3.075
(Below Grade Walls
0
Ceilings
3,269
2.361
IFloors
5,719
953
Infiltration
4,721
588
1.642
Internal
2.120
800
Other
0
Duct Loads
0
0
0
Ventilation
4,093
966
5,402
Humidification
0
(Piping Load
0
Radiant Back Loss
0
(Blower Heat
1,706
,AED'
0
Total
51.042
28,933
7,844
Total Area
2.840 ft2 1
2,840 W
1-1 Sun weu rroceaure
Heatina AT': 70.0
JSHR: 0.79
Coolinq AT': 22.0
MJB Tons: 3.06
Est. Heatina CFM2: 815
SaFtffon: 927
Est Coolina CFM2: 1470
CFM/SaFt: 0.52
Heating Load Breakdown
Load Report
June 25, 2025
Doors —�
r , Windows'
Wafts 71,flitratior
V
Ceilings
Doors
Sensible Load Breakdown
(t1 AT, OMerence between auppfy pin and return air (2) E5lfrnalad air now eased on specified supply air AT
Length - ft Area = it, Temparalure ='F Flowrate = USGPhI Air Row = cfm Heat Low = Sturm Unit Heal Loss = 8tu!(hnft2) Rv = hr-R' *F/btu
Head Loss = h wafer RH , Rndiart Floor Healing BB = SasEbon(d FA = Forced Air OTH = Onfar Healing SM a Snowmelt N = Not Healed
See end of report for important Notes and Disclaimers.
Blower Heat
nal
Created Using LoopCAD 2025 REHAU (10/15/2025)
Version:25.0.0196 R
Page 4 of 7
Name:WATSON RESIDENCE
Project *06252025
AED
28000
27000
26000
25000
24000
23000
22000
21000
20000
19000
18000
t 17000
on 16000
15000
14000
11000
10000
6000
9 �
Average Load: 20,686 Btu/hr
Excursion Limit: 26,891 Btu/hr
Fenestration Load vs Hour of Day - Block Load (Summer)
10 11 12
Peak Load: 26,326 Btu/hr
AED Load: 0 Btu/hr
13 ' 14 ' 15 16 17 18
Hour of Day
19 20
Load Report
June 25. 2025
Legend
® Load Line
Average
30 Percent
(11 AT: Ddlarence beareeflaupply air and return air (2) Estimated air flow based on specified supply alr AT Created Using LoopCAD 2025 REHAU (10/1512025)
Length = fl Area = It- Ternimmk o - 7 Flowrate = USGPM Air Flow = cfm Heat Loss = BbA w Unit Heal Loss = Btul(hr R') Rv = hrft'•'F/btu Vemion:25.0.0196 R
i-fead Loos = rl water RH - Radiari% Floor Heating Be = Basaboard FA = Forced Air OTH = Other Healing SM = Snowmelt N = Not Heated
See end of report for important Notes and Disclaimers. Page 5 of 7
Name:WATSON RESIDENCE
Project #:06252025
Heating Zones
Zone
Area
Zbrie 101
2,269
Iona 201_
_
571
Heating Rooms
Room
Area
BATH 111/HALL/ENTRY
385
GARAGE
458
LAUNDRY
99
LIVING/DINING/KITCHEN
802
MAIN BED/BATH/CLOSET
382
OFFICE
144
BED 202
196
LOFT18ATH 203 1375
' The sum of room loads may not be equal to the project total due to additional system loads
Coolina Zones
(Peak Load Procedure)
Cooling Rooms
Room
_
Area
BATH 111/HALL/ENTRY
385
GARAGE
458
LAUNDRY
99
LIVING/DINING/KITCHEN
802
MAIN BEDIBATH/CLOSET
382
OFFICE
144
BED 202
196
LOFT/BATH 203
375
' (Peak Load Procedure) The sum of
room loads may not equal the project total due to variations in solar gain and system loads
Room Temp Total Load
70 37,580
70 9,369
Room Temp
Total Load'
70
2,977
70
10,857
70
1,478
70
13,795
70
6,401
70
2,072
70
3,424
70
5,946
Room Temp
AED
Sensible Load*
72
NO
1,947
72
NO
5,216
72
YES
913
72
NO
17,011
72
NO
4,416
72
NO
3,866
72
NO
6,146
72
NO
5,318
Load Report
June 25, 2025
(1 ) AT: Differeirm between supply Qr and return air (2) Estimated air few trniDd on specified supply air AT Created Using LoopCAD 2025 REHAU (10115/2025)
Length = ft Area - ft' Tamperature - OF Flowrate = USGPM fir Flow = cfm Heat Loss = BiWhr Unit Heal Lma = Stuf(hr fF) Rv = hr ft' OF/btu Vemion:25 0,0196 R
Head Loss c It water RH - Radfnnt Floor Heating Be = Baseboard FA = Forced Air OTH • Otesr Healing SM. Snowmelt N = Not Heated
See end of report for important Notes and Disclaimers. Page 6 of 7
Name:WATSON RESIDENCE
Project #:06252025
Load Report
June 25, 2025
Warnings
The sensible load for some rooms peak during late fall or early winter. This behavior is caused by glass that faces South East, South or South West Room temperature may be difficult to control if zoning is not provided.
Design Locaton
Location:
Province/State:
Country:
Outdoor Heating Design Temp:
Outdoor Cooling Design Temp:
MJ8Custom
Glenwood Springs (City)
CO
United States
-2.0 °F
89,0 °F
Altitude:
6058' ft
Latitude:
41
Wet Bulb Temperature:
73.0 °F
Daily Range:
Medium
Disclaimers
With the pormis5:on of Ifte Air Conditloning Conb'actdr6 of America CACCP4 matorial is rrpMduted FITM Manual J Residential Load CalcWsliw (81h EdlWn) which is copyrighted by ACCA. The program and data sta provided "as
is, without warranty of any hind either expressed or implied. The anNrm risk as the quality and vedorman cc of the program and data is with you in no evens will ACCA be ll abfe to you for any damages, including Wthoul limitation any
Jost profils, loss servings, or other iricldenlal or coraequandal damages adsfng out of the use or inability Ia umthis program or the dale. 02015Av Conditioning Conlredats of Amanca All Rights Reserved wvm.acta ors
ACCA, Manual J and Powered by ACCA Manual J are registered trademarks of the Air Conditioning Contractors of America All rights reserved.
Cold weather humidification. or SOME Ilfaslyles that produce excessive moisluro, may cause condensation to occur If the abSOrufo humldity of the Indoor aft is too high foe Ole momentary circumstarrcoa. Condensation can occur on
surfaces of cadceahud within the structure, and con lend to mold, mildew, frost damage, and moisture damage The sohware does not periorm calculations for the estimation or defection of possible cendensatlon problems, and it is
Iha designers ti,e, seilware users) respOnslbitity to do so independently if required. For guidance and additionet Milian% rater to ACCA Manual J 8th Edition, including Section 1-11 and Section 27
Thin technical informatlon is provided only for general quotation purposes and is based in part on Informalion you provided. No representations, warranties, or guarantees are made regarding the suitability of REHAU technical
ulfUnrFlEtion 10 moot Dade requirements for any particular project, nor regarding tho accuracy of this costing of any project based upon this information.
This technical information is not intended to he used as final drawings or spedliicalions and is provided only as an aid in archilect'srengineers development of the final Speciflcalian and is not intended as a subslflule for sound
archilecturaLlengfnaering judgment. The arohhaollengineer Shalt ha responsible to convert this technical information into a final Specrflcabon that meets the functional and aesthetic needs of its client, as well as complying with all
applicable codes and local climate conditions.
I No EVENT WILL AVE; NIR SOFTWARE INC. (-AVENIR'I OR ITS AFFILIATES BE LIABLE UNDER ANY CONTRACT. NEGLIGENCE, STRICT LIABILITY OR OTHER LEGAL OR ERUkTABtE THEORY FOR ANY
CONSEQUENTIAL, INCIDENTAL, INDIRECT OR SPECIAL OR PUNITIVE DAMAGES WHATSOEVER (INCLUDING. BUT NOT LIMITED TO, DAMAGES FOR LOSS OF BUSINESS PROFITS, BUSINESS INTERRUPTION, LOSS
ARISING FROM THE USE THIS REPORT. AN THE HE LGARDLESS OF THE FtleIKE), EVEN IF SUCH � THE ACTIINI. $HALL BE LIMITED TO HAS SEE N ADVISED OF TH EPossiaINO GREATER THAN urry 17iE AMOUNT OFF ES PAID TOLABILITY VENIR U 0 R THE SOFTWARE LICESER
AGREEMENT.
t1) AT-. Duffomow between supply sir and return air (2) Estimated air flow based on specified supply air AT
Length = ft Area � it' Temparalure = -F Flowrate = USGPM Air Flow = cfm Heat Loss = Btu/hr Unit Heat Loss = Btu/(heft-) Rv = hrft'•'F/btu
Bead Lass = q walev RH a Rachel Floor Heating BB = Baseboard FA = Forced Air OTH = Other Heating SM = Snowmen N = Not Heated
See end of report for important Notes and Disclaimers.
Created Using LoopCAD 2025 REHAU (10115/2025)
Version:25.0.0196 R
Page 7 of 7