Metal Roofing And Solar Systems - Determining The Best Combination
Based upon article by Scott Kriner, Tim Polega and Jason Watts that appeared in the Construction Specifier magazine in June 2011. Jim Bush also is quoted in this article.
- 1.The production of PV has nearly doubled every _____ years since 2002.
- A.
Two
- B.
Three
- C.
Twelve
- D.
Twenty
- 2.Which factors listed below are attributed to the increase of PV production?
- A.
Price of silicon has lowered
- B.
Manufacturing has become more efficient
- C.
Systems have imprroved in performance and ROI
- D.
All of the above
- 3.A natural convective cooling technique is called:
- A.
Cool roofing
- B.
ENERGY STAR qualified
- C.
Above-sheathing ventilation
- D.
CRRC qualified
- 4.Having a metal roof that meets or exceeds the _____ year life of most solar panels provides tremendous financial savings.
- A.
20
- B.
25
- C.
30
- D.
50
- 5.A new metal roof, or one applied as a retrofit over another system, is currently in the _____ per square foot range.
- A.
$3 to $5
- B.
$5 to $10
- C.
$7 to $12
- D.
$10 to $15
- 6.A PV installation is in the _____ per square foot range, before incentives are applied.
- A.
$10 to $30
- B.
$20 to $40
- C.
$30 to $50
- D.
$40 to $60
- 7.What is an advantage of using a standing seam metal roof under a PV system?
- A.
The roof can be installed to a pitch that maximizes the sun's angle.
- B.
Metal can provide a substrate or roof covering that has a life span equal to or greater than the PV
- C.
Standing seam metal roofing allows PV to be installed without penetrating the roof surface.
- D.
All of the above
- 8.Before any type of PV system is considered, it is wise for a building owner to do what?
- A.
Determine which type of PV system is desirable
- B.
Calculate the amount of usable space on the roof
- C.
Reduce the building's energy consumption as much as possible
- D.
Determine the building's orientation to see if the sun's angle will be maximized
- 9.The building's owner should have the roof structure analyzed by a __________ to determine its ability to support the system.
- A.
Roofing contractor
- B.
Structural engineer
- C.
Mechanical engineer
- D.
Local code official
- 10.Crystalline PV modules weigh approximately _____ pounds per square foot.
- A.
1
- B.
2
- C.
3
- D.
4
- 11.Thin-film PV laminates weigh approximately _____ pounds per square foot.
- A.
1/2
- B.
1
- C.
1-1/2
- D.
2
- 12.How many annual inspections are recommended for an installed PV system?
- A.
1
- B.
2
- C.
3
- D.
4
- 13.If a crystalline PV module is specified to be installed over a standing seam metal roof,it is critical the location of the seam clamps (i.e. S-5! clamps) be located:
- A.
Anywhere, except for directly above the seam clip
- B.
At all 4 corners of the PV module
- C.
At every 12" around the perimeter of the PV module
- D.
Directly above the seam clip
- 14.On page three, a photo of one of ATAS's ATA-Solar projects is shown. It is the:
- A.
Catasauqua PA School District Building
- B.
Delaware Department of Transportation (Del-DOT) Building
- C.
Fort Irwin military building in California
- D.
Providence College's Slaving Center in Providence, RI
- 15.The best way to find alternative funding and incentives for renewable and efficiency products is to check on this on-line database:
- A.
Www.dsireusa.org
- B.
Www.statesolarincentives.com
- C.
Www.renewableincentives.com
- D.
Www.greenincentives.net
- 16.Using rooftop PV systems will allow a building that is seeking LEED certification to achieve points in:
- A.
SS Credit 7.2: Heat Island Effect - Roof (SS = Sustainable Sites)
- B.
EA Credit 2: On-Site Renewable Energy (EA = Energy and Atmosphere)
- C.
MR Credit 4: Recycled Content (MR = Materials and Resources)
- D.
MR Credit 2: Construction Waste Management (MR = Materials and Resources)
- 17.LEED SS Credit 7.2: Heat Island Effect - Roofs, encourages use of roofing material compliant with _____ values.
- A.
Solar reflectance
- B.
Thermal emittance
- C.
SRI (solar reflective index)
- D.
ENERGY STAR
- 18.For a steep-slope roof to qualify for the SS Credit 7.2: Heat Island Effect - Roofs, the SRI must be greater than or equal to _____.
- A.
29
- B.
50
- C.
60
- D.
78
- 19.For a low-slope roof to qualify for the SS Credit 7.2: Heat Island Effect - Roofs, the SRI must be greater than or equal to _____.
- A.
29
- B.
50
- C.
60
- D.
78
- 20.The SRI is a unitless value that is calculated using ___________, Standard Practice for Calculating Solar Reflectance Index of Horizontal and Low-sloped Opaque Surfaces.
- A.
ASTM E 1592
- B.
UL 790
- C.
AAMA 2605
- D.
ASTM E 1980
- 21.What is a way to fund a renewable energy system?
- A.
Secure a bank loan
- B.
Obtain a line of credit
- C.
Lease the system through programs such as a Power Purchase Agreement (PPA)
- D.
All of the above
- 22.The largest single solar array thin-film laminate system in Ohio is the:
- A.
Meadowlands Commission's Center for Environmental and Scientific Education
- B.
Peterson Field House at the University of Mount Union
- C.
Slavin Center
- D.
Rock and Roll Hall of Fame
- 23.At the New Jersey Meadowlands Commission's Center for Environmental and Scientific Education, the solar units are expected to produce a peak maximum of _________ watts of electricity.
- A.
17,000
- B.
22,000
- C.
33,000
- D.
66,000
- 24.A school in rural Nevada installed a new metal roof and used non-penetrating clamps with which to attach the crystalline solar modules, which reduced labor time by _______.
- A.
10%
- B.
25%
- C.
30%
- D.
50%
- 25.The MasterFormat number for Photovoltaic Collectors is:
- A.
05 30 00
- B.
07 00 00
- C.
07 16 16
- D.
26 31 00
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