1. Copper Pros Very high pressure ratings Thinner pipes (less mass) Unaffected by UV Various joint options Cons Expensive Connections using soldering Corrodes Sources: http://www.wisegeek.com/what-are-the-advantages-of-copper-plumbing.htm http://www.articlesbase.com/home-improvement-articles/advantages-and-disadvantages-of-pvc-for-plumbing-uses-902814.html http://www.steelpipespe.co.za/tubing.htm Steel PVC Pros Resists Corrosion Unaffected by UV Resists Fire Provides clean water supply Cons Expensive Connections using soldering Pros Inexpensive Connections made easily without soldering Flexible Cons Easily affected by UV light Poor insulator Susceptible to freezing Gives off chemicals in fire MaterialPart #IDMax psiPrice Copper8967K111.061”310$39.17/6’ Steel89975K341.12”1,398$22.60/6’ PVC48925K131.033”450$5.95/10’ Piping

2. Hot Water Storage Hot Water Storage Tank Heat Exchanger Gallon CapacityModelHeightDiameterPrice 80SE62-80H045S59 1/4"24$725.40 100SE62-119R-045S61 1/2"28 $1,003.60 ModelElement Wattage UpperPrice HELHPAK01600016,000 BTU$1,474.00 HELHPAK02400024,000 BTU$1,629.00 Gallon Capacity ModelElement Wattage UpperHeightDiameterPrice 8081V80HE-115,000 BTU58 3/4"24 1/2$1,826.51 12082V120HE-115,000 BTU62"28 1/4$2,060.11 Sources: http://www.mcmaster.com/ http://solar.altestore.com/ http://www.solartubs.com/ Hot Water Tanks w/ HX

3. 80 gal Water Tank and HX Alternate Energy Technologies’ 80 Gal Storage Tank w/ 15,00 Btu/hr HX 80 Gal American Water Heater Company Solar Storage Tank $1,800 $2,200 + Source: http://solar.altestore.com/ Heliodyne CounterFlow Heat Exchanger– 16,000 Btu/Hr + or $2,200 Alternate Energy Technologies’ 120 Gal Storage Tank w/ 15,00 Btu/hr HX 120 gal Water Tank and HX 120 Gal American Water Heater Company Solar Storage Tank Heliodyne CounterFlow Heat Exchanger– 16,000 Btu/Hr + or $2,500

4. Pump Part #HeadDiameter @ 50 ft@ 100 ft@ 150 ftCost ftingpm 8134k2412911910-$814.50 8134k282641-1915$931.03 *not self priming, rated for continuous use, temp range from 5-194F, use to transfer liquid to considerable heights Part #HeadDiameter@ 40 ft@ 80 ftCost ftingpm 4011k111032 -> 1.55031$340.85 4011k221152 -> 1.56344$370.52 *used typically in sprinkler systems, used to overcome high head loss, self-prime up to 25 ft * multi stage impeller, typically used for coolant delivery, mounted vertically * to use in parallel with several of the same pump, compact, ideal for heating applications Part #HeadDiameter@ 0 ft@ 100 ftCost ftingpm 99825k5115013825$838.37 Part #HeadDiameter@ 5 ft@ 20 ftCost ftingpm 67705k4330.52917$8.28/pair Sources: http://www.mcmaster.com/#

5. Controller, Pipe Fittings, Insulation Hot Water Controller Source: http://solar.altestore.com/http://solar.altestore.com/ http://www.mcmaster.com/ PartSourceModel NumberPrice HW ControllerStecaSETR 0301 U$137.44 Fittings PartSourcePart # Price Globe ValveMcMaster-Carr40600K15 $68.89 Gate ValveMcMaster-Carr4619K15 $27.25 Reducing (F) Pipe AdapterMcMaster-Carr5520K411 $6.83 ElbowsMcMaster-Carr5520K63 $2.48 PartSourcePart #IDR ValueThicknessPrice Polyethylene Foam Rubber Insulation McMaster-Carr5431K161 3/8”1.93/8”$2.53/6’ Insulation

6. Schematic **Total Number of Flat Plate Collectors = 7

7. Bill of Materials Part # Part NameVendor NameVendor Part #QuantityUnit Price Extended cost 1FPipingMcMaster-Carr8967K11150’ $39.17/6’ $979.30 2FElbowsMcMaster-Carr5520K6315 $2.48$37.20 3FHW Storage Tank + HXRheem82V120HE-11 $2,060.11 4FControllerStecaSETR 0301 U1 $137.44 5FPumpMcMaster-Carr8134k281 $931.03 6FGlobe ValveMcMaster-Carr4600K151 $68.89 7FGate ValveMcMaster-Carr4619K152 $27.25$54.50 8FReducing (F) Pipe AdapterMcMaster-Carr5520K4112 $6.83 $13.66 9FPipe InsulationMcMaster-Carr5431K16150’ $2.53/6’ $63.25 Total Cost: $4,345.38 Indicates selected Items

8. Resources Parts – http://www.mcmaster.com/ – http://solar.altestore.com/ Important Comparison Information – http://www.solartubs.com/ – http://www.wisegeek.com/what-are-the-advantages-of- copper-plumbing.htm – http://www.articlesbase.com/home-improvement- articles/advantages-and-disadvantages-of-pvc-for- plumbing-uses-902814.html – http://www.steelpipespe.co.za/tubing.htm