Index

Page numbers in italics indicate figures and illustrations.

A

active solar thermal systems, 122

AFUE (annual fuel utilization efficiency), 154

air conditioners, BTU output, 19

Air Krete spray foam insulation, 52

air-source heat pumps, 161–166, 163, 164

altitude angle, 69, 70

American Council for an Energy-Efficient Economy, 160

Andrews, Steve, 114–115, 117

appliances, BTU output, 19

attached sunspaces, 82, 83–84, 99–102, 100

awning windows, 94

azimuth angle, 69–70

B

backer rod, 32–33, 32

back-pass collectors, 108–109

backup heat systems. See heating

baseboard hot water systems, 136, 139, 156–157, 158

basements, insulation for, 54–57

batt insulation

about, 50–51

in floors, 53–54

BioBased spray foam insulation, 52

blower door test, 28–29, 29

blue board, 55

boilers

about, 156–158

choosing a system, 160

energy-efficient, 158–160

oversized, 161

BTUs (British Thermal Units), 19–20

building envelopes

effect of leaks, 23–25

locating leaks, 26–32

new construction, 36–37

in passive solar design, 77–78

sealing leaks, 11, 32–36

C

Cansolair, 112, 113

carbon dioxide, 16

carbon monoxide, 155–156

cars, energy conversion, 17–18

casement windows, 94

caulk, 33–34

ceiling fixtures, 28, 32, 37

ceilings

assessing existing insulation, 46–47

insulation R-value recommendations, 40–44

types of insulation for, 49–51

cellulose insulation, 41, 50, 51

climate change, effects of, 1

closed ceiling cavities, assessing existing insulation, 46–47

closed-loop antifreeze hot water systems, 125, 134–135, 134

closed-loop glycol-based space-heating systems, 142–144

closed-loop solar hot air collectors, 107–109

closed-loop solar hot water systems, 124

closed-loop thermosiphon hot water systems, 130–131

collectors, 6–7

Colorado

magnetic declination, 76

solar radiation, 99

concrete slabs

for heat storage, 145

insulation, 56

insulation R-value recommendations, 40–44

condensing furnaces, 153–154

conservation. See energy conservation

conventional furnaces, 150–152

cooling

air conditioners, 19

with heat pumps, 164

with insulation, 44

measurement of capacity, 19

D

Database on State Incentives for Renewables and Efficiency, 160

day length and solar gain, 67

Department of Energy (DOE)

boiler upgrades, 158

on heating systems, 161

insulation R-value recommendations, 40, 42–43, 42

on solar hot air systems, 104, 114

DeSoto Solar, 113

diesel fuel, BTUs, 19

direct domestic solar hot water systems, 123–124

direct gain

in passive solar design, 81–82, 82

solar additions, 97–98

direct PV (photovoltaic) pumps, 143

domestic solar hot water systems (DSHW)

about, 120–124

components of, 121

solar collectors, 135–139

types of systems, 124–134

door sweeps, 35–36

doors, 35–36

draft, 151

drainback solar hot water heating systems, 132, 140–142

drywall, 37

DSHW. See domestic solar hot water systems

ducts, 150

E

Earth, position of Sun and, 64–72, 67

eaves, 80, 97

efficiency. See energy efficiency

electrical outlets, gaskets, 35–36, 36

electricity, renewable sources of, 2

energy

conversion of, 16–18

sources of, 15–16

units of measurement, 18–21

energy audits, 27–31, 46

energy conservation

benefits of, 12–15

definition, 10

energy consumption

measurement of, 18–21

reduction, 9

energy density, 62–63

energy efficiency

benefits of, 12–15

cost savings, 11

definition, 10

importance of, 9

Energy Star, 154, 159–160

energy trusses, 45

EPDM (ethylene propylene diene monomer) rubber weather stripping, 35

equinoxes, 69

evacuated-tube solar collectors, 136–139, 137

The Evergreen Institute, 9

exfiltration, 29

expanding foam sprays, 34–35, 93

extruded polystyrene rigid foam insulation, 55

F

fall equinox, 69

fiberglass loose-fill insulation, 50

firewood, BTUs, 19

flat-plate solar collectors, 135–136, 136

floors

insulation R-value recommendations, 40–44

types of insulation for, 53–54

Florida, magnetic declination, 76

foam gaskets, 35–36

forced-air furnaces

conventional, 150–152

heat loss, 29

high-efficiency, 152–156

pressurization, 157

formaldehyde, 52–53

fossil fuels

demand for, 1

energy in, 15–16

heating use, 150

foundations

assessing existing insulation, 49

insulation for, 54–57, 56

frames, window, 95

front-pass collectors, 108–109

frost-protected shallow foundation, 55–56

fuel oil high-efficiency furnaces, 155–156

Fujitsu, 164

furnaces

choosing a system, 160

conventional, 150–152

heat distribution, 151

high-efficiency, 152–156

oversized, 161

G

gaskets, for electrical cover plates, 35–36, 36

gasoline, BTUs, 19

geothermal systems, 161–166, 162

glycol-based solar hot water heating systems, 142–144

gravity drainback hot water systems, 125, 131–134

Great Stuff, 34, 93

Green Home Improvement (Chiras), 36

greenhouse gases, 16

ground-mounted solar hot air collectors, 110

ground-source heat pumps, 161–166

H

Haney, Mike, 104

heat pumps, 161–166

heat storage, 144–145

heaters, BTU output, 19

heating (alternate and backup)

boilers, 156–160

conventional furnaces, 150–152

with electricity, 2, 4

heat pumps, 161–166

high-efficiency furnaces, 152–156

Henkel Corporation, 35

high-efficiency furnaces, 152–156

Home Power magazine, 109, 144

hopper windows, 94

house design. See passive solar house design

Hurrle, Bill, 115, 117

hydronic heating systems

boilers, 156–160

components of, 157

heat loss, 30

I

Icynene spray foam insulation, 52

Idaho, magnetic declination, 76

incandescent light bulbs, 10

incentives, 7, 116, 147, 160

indirect domestic solar hot water systems, 124

indirect gain, 83, 84–86, 85

induced-draft boilers, 159

induced-draft furnaces, 152–156

infiltration, 30

in-floor heating systems

boilers, 156–160

components of, 157

heat loss, 30

inoperable windows, 94

insulation

assessing existing levels, 44–49

for ceilings, 49–51

for cooling, 44

diminished returns, 41–42

DOE recommendations, 42–43

for floors, 53–54

for foundations, 54–57

measurement of, 28

R-values of, 47

sealing leaks and, 31

for walls, 51–53

when retrofitting for passive solar, 90–91

irradiance, 60–63, 63, 64, 65, 66

irradiation, 63–64, 65

isolated gain, 83–84, 99–102

J

Jancovici, Jean-Marc, 59

K

Kansas, magnetic declination, 76

kilowatt-hours (kWh), 20–21

Kirkpatrick, Todd, 109–110

L

Lane, Tom, 145

leaks

benefits of sealing, 25–26, 38

cumulative effect of, 23–25

locating, 26–32

typical locations of, 24

See also sealing

LED lights, 10, 11

light bulbs, 10, 20

light fixtures, 28, 32, 37

light switches, gaskets, 35–36, 36

liquid foam insulation

about, 51–53

in floors, 53, 54

in walls, 52, 53

loose-fill insulation, 41, 50

low solar heat gain coefficient (SHGC) glass, 77

M

magnetic declination, 71–72, 71, 75–76

magnetic north, 70–72

magnetic south, 70–72, 75

Marken, Chuck, 109, 114, 115, 144

McDonough, Bill, 4

M-D Building Products, 35

measurement of energy, 18–21

Middle East, energy resources, 2

Missouri, magnetic declination, 75

Mitsubishi, 164

Montana, magnetic declination, 76

Mother Earth News, 115

multiple chemical sensitivity, 53

N

National Association of Home Builders, 56

natural gas

furnaces, 150

measurement of, 19

reserves, 1–2

natural-draft furnaces, 150–152

near-infrared radiation, 60

new construction

air sealing, 36–37

backup heat systems, 149

See also passive solar house design

New Mexico, magnetic declination, 76

north, 70–72

Northern Hemisphere, sun angle, 66, 67

Nusz, Benjamin, 120, 145

O

oil high-efficiency furnaces, 155–156

open-loop solar hot air collectors, 106–107, 114, 117–118

open-loop solar hot water systems, 123–124

open-loop thermosiphon hot water systems, 130

overhangs, 80, 97

ozone, 60

P

passive solar house design

benefits of, 86–87

building envelope, 77–78

direct gain, 82

options, 80–86

orientation, 16, 74–76

overhang, 80

thermal mass, 78–80

windows, 76–77

passive solar house retrofitting

attached sunspaces, 99–102

backup heat systems, 149

insulation, 90–91

sealing, 90

solar additions, 97–99

windows, 89–97

passive solar thermal systems, 122

Pennsylvania, magnetic declination, 76

pink board, 55

Plagmann, James, 74

PPG, 95

propane furnaces, 150

propylene glycol, 121–122, 130, 133, 134–135

pump circulation hot water systems, 125, 131

R

radiant floor heating

boilers, 156–160

components of, 157

heat loss, 30

Ramlow, Bob, 120, 138, 139, 141, 145

raw energy, conversion of, 16–18

Rentz, Henry, 138–139

retrofitting for passive solar. See passive solar house retrofitting

rigid foam insulation, 54–57

R-values

about, 28

determining existing levels, 46

of insulation, 47

S

sand beds, 145

Sawchak, David, 139

sealing

importance of, 25–26, 38

before insulation, 31

materials for, 32–36

in new construction, 36–37

when retrofitting for passive solar, 90

Seip, Ralf, 114

SHGC (solar heat gain coefficient), 77, 94–95

silicone caulk, 33–34

sill seals, 37

slabs

for heat storage, 145

insulation, 56

insulation R-value recommendations, 40–44

slider windows, 94

solar additions, 97–99, 98

solar azimuth angle, 69–70

solar batch hot water systems, 124–128, 127

solar collectors (for DSHW), 135–139

solar electricity, commercial supplies, 2–4

solar energy

conversion of, 17–18

radiation, 59–64

Sun-Earth relationship in, 64–72

solar glazing, 76–77, 99

solar greenhouses, 82, 83–84, 99–102, 100

solar heat gain coefficient (SHGC), 77, 94–95

solar hot air systems

about, 103–106

collectors, 104, 105, 107, 108, 110

cost-effectiveness, 116

installation, 109–114

results with, 114–115

sources of, 116–118

types of, 106–109

solar hot water space-heating systems

about, 139–140

choosing a system, 145–147

storage tanks, 144–145

types of, 140–144

solar hot water systems. See solar thermal systems

Solar Hot Water Systems (Lane), 145

Solar Max, 112–113, 113

solar radiation, 59–64

solar thermal systems

domestic solar hot water systems, 120–139

solar space-heating systems, 139–147

Solar Water Heating (Ramlow, Nusz), 120, 145

SolarSheat, 108, 112, 115

SolarWall, 117

solstice, 68–69

south, 70–72

Southern Hemisphere, sun angle, 66, 67

spray foam insulation. See liquid foam insulation

spray foam sealants, 34–35, 93

spring equinox, 69

SRCC (Solar Rating and Certification Corporation), 116

storage tanks, 144–145

summer solstice, 66, 68–69

Sun

energy conversion, 17

fossil fuel energy and, 15–16

radiation, 59–64, 61

relationship to Earth, 64–72, 67, 81

SunAire, 114

Sungate 100 and 500, 95

sunspaces, 82, 83–84, 99–102, 100

Sustainable Energy Systems, 52, 54

T

tankless water heaters, 122–123

thermal mass, 78–80, 78, 79, 96–97

thermal storage walls, 84–86, 85

thermosiphon hot water systems, 125, 128–131, 129

Thermotech, 95

therms, 19

tilt angle of solar hot air collectors, 110

transpired air collectors, 106–107, 114, 117–118

Trombe wall, 83, 84–86, 85

true north, 70–72

true south, 70–72, 74–76

trusses, 45

tubular weather stripping, 35

U

United States

energy resources, 1–2

magnetic declination, 71, 75–76

units of measurement, 18–21

V

vaulted ceilings, assessing existing insulation, 46–47

W

walls

assessing existing insulation, 47–49

insulation R-value recommendations, 40–44

types of insulation for, 51–53

water

hardness of, 133, 146

heating. See domestic solar hot water systems

watts, 20

weather stripping, 35

weatherization

appeal of, 13

importance of, 5, 11

whole-house fans, 28, 32

Wilson, Alex, 106

wind energy, commercial supplies, 2–4

windows

installation, 91–94

in passive solar design, 76–77

retrofitting for passive solar, 89–97

types of, 94–96

weather stripping, 35

wing insulation, 55

winter solstice, 66, 68–69

wool insulation, 50

Wyoming, magnetic declination, 76

Y

Your Solar Home, 108, 112, 113