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Stewardship of Energy

Scripture If you want to know me, look to my creation

How do we treat creation?

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Caring for Creation

Vision

Knowledge

Understanding

Persistence

“And God Said”

You shall have dominion over the Earth

What does dominion mean to you?

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Agenda

Who we are

What we can do for you

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Who we are. Center for Energy and Environmental Education at

University of Northern Iowa Evangelical Lutheran Church In America Iowa Department of Natural Resources Iowa Energy Center

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What we can do for you Awareness

Energy Audits (Economic Development)

Implementation 10 to 20% energy cost reduction (Every

dollar saved is equal to a dollar in the collection plate)

Pollution Reduction (Stewardship)

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How your building loses heatInfiltration

Convection

Radiation

Infiltration

Cracks and Leaks Around Doors Windows Outlets Pipes Foundation Fireplace Vents

1 hr = a houseful of air

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Infrared photo of house

Solution Insulation Caulk all air leaks Interior/exterior storm windows Replace weather-stripping Draft Enders behind switch plates Repair exhaust vent covers Weather-strip attic access doors

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Types of Insulation

Fire Place

Keep Damper Closed

Install glass doors on fireplace 8% of heat can go up chimney

Caulk

Inside & outside of all window and doors

Behind exterior wall baseboards

Inside & outside wall penetrations

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Have a caulking party !!

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Convection

Windows Gain heat during day and Loose 2/3 at night

Install Low E argon filled windows Install Pop-In Window insulation Install Window Quilt Close curtains at night

Space Heating Options General Forced Air-Gas Forced Air - Oil Hot Water Electric

General

Setback Programmable Thermostat Occupied - 68 Unoccupied - 45

Thermostat away from heat source Open drapes during day Min. use of exhaust fans

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Set Back Thermostat

Forced Air -- Gas

Keep filter clean Change once a month

Registers free from obstructions Oil motor and fan twice a year Adjust fan belt once a year Service furnace yearly Insulate air ducts in unheated

space

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Replace Furnace Filter once a month

Forced Air Oil

Check flame for black tip -- service Check for soot build-up - summer Clean and oil hinges on damper Change oil filter yearly Service once a year Check firing rate yearly

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Ducts

Leaks account for 13% of energy use. Costs $110 per year Cost $200 to fix Tape seams

Mastic -- putty Adhesive foil

Hot-Water Space Heating Check fluid levels regularly Check expansion tank for air space Bleed air from all radiators periodically Insulate pipes Keep radiators clean Reflectors on back of radiators

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Insulated Pipes

Electric Space Heating

Clean heating elements regularly Check deflectors and aim Do not block radiators Check zone thermostat yearly

Hot Water Heating 20% of energy used in the home Install 3” insulating blanket Set Thermostat between 110 and 120 Insulate Pipes

All of the hot lines and first 6’ of the cold Take showers instead of baths Low Flow Shower Heads/Aerators Repair Leaky Faucets Promptly Turn Off when on vacation Drain 1 Gallon every 3 Months

Removes Sediment Gas or Oil - Service once a year

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Insulate your Hot Water Heater

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Water temp. 110 to 120

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Appliances

Clothes Dryers Clothes Washers Dishwashers Microwaves Refrigerators Ranges Block Heaters

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Clothes Dryers Keep lint filter clean Operate with full load Check dryer vent twice a year Match temp. settings to fabric and

load size

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Clothes Washer

Wash full loads or use lower water level settings for smaller loads

Use hot water only when necessary Use cold water rinse cycle Do not over wash

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Dishwasher

Wash full loads Use shortest wash cycle possible Use energy saver’ cycle if available If not available, open door at end of

rinse cycle and let dishes air dry

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Microwaves

Use for cooking vegetables or warming foods.

Do not use to defrost foods

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Refrigerators Keep door closed (AMAP) Keep Full and Defrost regularly Turn off automatic ice maker Turn off butter conditioner Thaw food in p. Cool foods before storing in Frig. Locate away from heat sources Clean Coils twice a year -- unplug 3” air space in back Keep door gasket in good repair

Ranges Use Solar Oven Match Pots and Pans to element Use min. water and cover pan Use foil under elect elements Use lids whenever possible Turn off 15 to 20 Min. before

cooking time is complete Preheat only when required Defrost food -- 50% less energy Check door gasket Don’t peek

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Block Heaters

Put a timer on the circuit, only needs to be on a hour or two before starting car

Plug car heater into same timer

Understanding Kilowatt Hours

Wattage x hrs./1000 x cost = bill

Example 10,000 x 40 hrs./1000 x .05 = $20

This is a typical hot water heater

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Lighting = 16% Elect. Open drapes Light colored walls Task lighting Solid state dimmers Turn off lights Occupancy sensors Timer for when you are out Motion sensors outside High pressure sodium

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Incandescent bulb 20% Light 80% Heat

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Lighting

Incandescent 60 watt gives off 14.7 lumens per watt Hot

Fluorescent 40 watt gives off 80 lumens per watt warm

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Exit Signs

Indoor Water Conservation When Shaving fill sink When brushing teeth shut off water Use Low flow Showerheads Check for leaks Toilet water level one inch below top

of overflow drain

Indoor Water ConservationWash dishes in basinOperate dishwashers and clothesWashers only when fullUse High efficiency washersDon’t run water to

• Wash vegetables• Thaw frozen food• Get glass of water

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Low Flow Showers saves the University of Northern Iowa

$75,000 per year

Outdoor Water Conservation

Water lawn between 4pm & 10 am Water lawn only when it needs it Place mulch around trees and plants Plant native vegetation Use automatic shutoff on garden hoses

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Landscaping Can reduce air conditioning cost Vines

Keep 18” from house Hedges Trees

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The End