User:
Planning for Other Trades
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Why you should care
- Negatively impact the SIPs
- problems that you are blamed for
Identifying all the trades that affect you and that you affect
- Electrician
- Plumber
- HVAC
Changing the building process
- Insulation comes before the trades
- Plan to reseal following the trades
ID:(198, 0)
Electrical in SIPs
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Is it really that hard?
Horror stories
Artificial price increases
The success of an electrical rough-in depends on pre-planning and the SIP installer
Pre planning
- With architects, homeowner, and subtrades
Need them and not have them or have them and not need them?
ID:(199, 0)
Electrical (1)
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Drilling and chasing point A to B
Cutting box openings
Using door openings for switch leads
EPS and the hot-ball
Exterior outlets
- Understanding the code
- Site installation
- Attention to: exterior lights, ceiling fans and light fixtures, alarm systems
- Grooving panels vertically or horizontally
- Flex-bit with hole saw hop-scotch
ID:(201, 0)
Label Your Chase Locations
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Some manufacturers will pre label location
Get in the habit of marking for sealing later on
ID:(203, 0)
Plumbing in SIPs
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Exterior walls
Converting to stick framing
Using interior partitions
Studor vents (air admission valves)
Vent stacks
- Penetrations through the roof
ID:(210, 0)
HVAC Analysis
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Proper equipment sizing
- Prevents short-cycling
- Contributes to a durable structure
- Occupant health
- Affordable to operate
BTU requirements
- Heating and cooling
Room by room air distribution
Low infiltration vs. high R-value
ID:(216, 0)
Bid the Spec
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HVAC analysis gives a optional spec that allows your bids to be:
- Apples to apples
- Right sized
- Optimized for performance
- Third party endorsed
ID:(217, 0)
HVAC Design
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Duct leakage
Equipment in conditioned space
Supply duct location
Ventilation (make-up air)
- Purposeful
- Introduce "fresh" outdoor air through return ducts to be filtered/conditioned prior to delivery
- Balance pressure by connecting systems
ID:(218, 0)
Humidity Control
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Bathroom and kitchen exhaust fans:
- High quality outside venting exhaust fans with a timer switch or humidistat control
ID:(220, 0)
Ventilation
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Strategy for ventilation
- What's the V stand for?
- Can you build too tight?
Exhaust vs. supply ventilation
- Bathroom, kitchen, laundry room
- Humidistat controlled
Balanced ventilation
ERV vs. HRV
When and where to use them
Justify the cost
ID:(221, 0)
HRV vs. ERV
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Heat Recovery Ventilator (HRV) recovers heat
Energy Recovery Ventilator (ERV) recovers moisture via desiccant wheel as well as heat
ID:(224, 0)
Conditioned Crawlspaces
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For those who use crawlspaces
Moisture control
Stack effect
Mechanicals in conditioned space
ID:(225, 0)
Testing the Envelope
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HERS and the blower door test
Requirement for certification (ACH test) (CFM)
Fog machine, smoke pencil
When to test
Using thermal imaging
How tight is tight enough?
ID:(226, 0)
