Company

Below is a copy of the report that may be printed out to include in your proposal or submitted to obtain a permit

1. Design Conditions

2. How would you describe the summer humidity in your area? Moderately Humid 40

3. Volume of building (cubic feet) 23112

4. How tight is the house? Average-over 1500 Sq. Ft. 0

5. Number of occupants 5

6. Overhang Characteristics (this section optional)

7. Solar gain through glasses

Facing	Total area	Type of glass/HTM		Linear ft.	Unshaded	Shaded	BTUH
N/Shaded	56	Single	32	below OH		56
South	0	Single	50	0	0	0	0
East	64	Single	90	15	53	10	4794
West	69	Single	90	15	58	10	5244
				Total North and Shaded		77	2478
Skylight	0	clear	150				0
				Total solar gain			12517
Adjust for tinted or reflective window coating					NO	1	12517

8. Ducts

Location Enclosed in unconditioned space 0.7

Insulation R-4 0.15

Duct Loss/Gain 0.105

9. Load Calculation

Basement Calculation

Elements of Load	Insulation	Area/lin.ft.	U-value	BTUH Loss	BTUH Gain
Walls above grade		0
Glass		0	0	0
North		0	0		0
South		0	0		0
East		0	0		0
West		0	0		0
Doors		0	0	0	0
Net walls above		0	0	0	0
Walls below grade		0	0	0	0
Ceilings		0	0	0	0
Floors		0	0.024	0	0
Infiltration		0		0	0
Number of people		0	300		0
		Appliances			0
		Sub total		0	0
		Latent load			0
		Total BTUH		0	0
Total whole house load including basement				46153.859	44670.145

Energy Cost Analysis

Heat Loss 46153.859 Heating degree days (from map) 3300

Heat Gain 44670.145 Cooling degree days (from map) 1700

Summer Design Temp. 95 Summer Design Temp. Diff. 20

Winter Design Temp. 20 Winter Design Temp. Diff. 50

System #1 (less efficient)

		Efficiency	Fuel Cost	Price
Air Conditioning		13	0.11	$514.05
Heating	NATURAL GAS	0.8	1.25	$1142.308
	Total annual operating cost of system 1			$1656

System #2 (more efficient)

		Efficiency	Fuel Cost	Price
Air Conditioning		15	0.11	$445.51
Heating	NATURAL GAS	0.92	1.25	$993.311
	Total annual operating cost of system 2			$1438

Payback and ROI

Cost of new or more efficient system	$7950
Cost of less efficient system	$9756
Additional investment	$1806
Yearly savings	$217
Payback (years)	8.3
Return on Investment (ROI)	12%