Multifamily Passive House at Scale

Fast, Cheap & Barely in Control
Multifamily Passive House at Scale
Passive House Maine Fall Forum: October 23, 2020

NEUSPHESP™
North East United States
Passive House Enclosure
System Package

THE DAKOTA MISSION:
IMPROVING PEOPLE’S LIVES CREATING OPPORTUNITY BUILDING COMMUNITY

WHY DID DAKOTA GO THE PASSIVE HOUSE ROUTE?

Columbus Commons | New Britain, CT

DAKOTA PARTNERS
Passive House Prototype

Dakota
Partners
Passive
House
Prototype

DAKOTA PARTNERS
Oak Tree Village
Griswold, CT

PHASE 1
PHASE 1
PHASE2
PHASE
2
PHASE
1

DAKOTA PARTNERS
Cedar Pointe
Newington, CT

1ST FLOOR
100'-0"
2ND FLOOR
110'-0"
3RD FLOOR
120'-0"
ATTIC
130'-0"
GABLE END
MECHANICAL LOUVRES
ASPHALT SHINGLE ROOF
SIDING 2:
VERTICAL COMPOSITE
SIDING, PAINTED
2 PART COMPOSITE
ROOF TRIM
EPDM ROOF
BRAKE METALROOF TRIM
W/COMPOSITE FASCIA PTD
VINYL CASEMENT WINDOW
W/COMPOSITE WINDOW TRIM
& BRAKE METAL WINDOW SILL
NATURAL ROUGH SAWN
POST AND BEAM
SIDING 1:
5" CLAPBOARD
VINYL SIDING
SIDING 3:
3" CLAPBOARD
VINYL SIDING
COMPOSITE WATER TABLE
SIDING 4:
5" CLAPBOARD
VINYL SIDING
0 4' 8' 16'
SCALE: 1/8" = 1'-0"1
EAST ELEVATION
102 Exchange Street Portland, ME 04101
(207) 842-2888 kaplanthompson.comM
TYPICAL BUILDING ELEVATIONS Dakota Partners
Cedar Street Newington CT
Cedar Pointe
1ST FLOOR
100'-0"
2ND FLOOR
110'-0"
3RD FLOOR
120'-0"
ATTIC
130'-0"
GABLE END
MECHANICAL LOUVRES
SIDING 3:
VERTICAL COMPOSITE
SIDING, PAINTED
2 PART COMPOSITE
ROOF TRIM
EPDM ROOF
NATURAL ROUGH SAWN
POST AND BEAM
SIDING 1:
6" CLAPBOARD
VINYL SIDING
SIDING 2:
4" CLAPBOARD
VINYL SIDING
COMPOSITE WATER TABLE
BASEMENT
1ST FLOOR
100'-0"
2ND FLOOR
110'-0"
3RD FLOOR
120'-0"
ATTIC
130'-0"
GABLE END
MECHANICAL LOUVRES
VERTICAL COMPOSITE
SIDING, PAINTED
2 PART COMPOSITE
ROOF TRIM
EPDM ROOF
NATURAL ROUGH SAWN
POST AND BEAM
EPDM ROOF
0 4' 8' 16'
SCALE: 1/8" = 1'-0"1
EAST ELEVATION
0 4' 8' 16'
SCALE: 1/8" = 1'-0"2
SOUTH ELEVATION

Oak Tree Village CT: 144 units
Cedar Pointe, CT: 108 units
Friar’s Court, NH: 81 units
Goffstown, NH: 48 units
Total: 381 units
PASSIVE HOUSE AT SCALE

TYPICAL BUILDING SECTION
TRUSS ROOF
SLAB ON GRADE
BIG SIMPLE BOX

VENTACITY
SEMCO
TEMPEFF
RENEWAIRE
12 HOMES PER UNIT
85% EFFICIENT
ROOFTOP OR ATTIC
VENTILATION SYSTEMS

VENTILATION DESIGN: ALL TOGETHER

BAD AIR
EXHAUST
FRESH AIR
SUPPLY

image copyright hpacmag.com
AIR SOURCE HEAT PUMPS

U Frame 0.25
U COG 0.17
SHGC 35%
GUARDIAN ClimaGuard
Triple Glazing

2” POLYISO OVER 2X6
CELLULOSE
R - 32

R-30+
2x6 WALL WITH 2” POLY-ISO
8”+ THICK WALL

PASSIVE HOUSE INSULATION LEVELS
WALLS: R-20 + R-12 CONTINUOUS
ROOF: R-49 OR R-46 CONTINUOUS
SLAB: R-12 CONTINUOUS

IECC 5 ZONE 6 INSULATION LEVELS
WALLS: R-20 + R-3.8 CONTINUOUS
ROOF: R-49 OR R-30 CONTINUOUS
SLAB: R-20 36” VERT OR HORZ ONLY

QUALITY ASSURANCE &
QUALITY CONTROL

MEP ENGINEERING PEER REVIEW
PHIUS+ RATER SERVICES
HERS SCORE
ENERGY STAR MULTIFAMILY INSPECTIONS
DOE ZERO ENERGY READY HOME
EPA INDOOR airPLUS

DAKOTA PARTNERS
Friar’s Court
Hudson, NH

THERE’S NO SUCH THING AS
COMMON KNOWLEDGE

YOU JUST NEED SPACE.
MORE SPACE.

PHI Passive House EUI is ~15
CLIMATE NEUTRAL
0 EUI
2020
2020
2015

2020
2020
2015
AVERAGE APARTMENTS
69 EUI

PASSIVE HOUSE
15 EUI
2020
2020
2015

CLIMATE NEUTRAL
0 EUI
2020
2020
2015
PASSIVE HOUSE + SOLAR

PASSIVEHOUSE REQUIREMENTS
Certificate criteria: PHIUS+ 2015 Standard
Heating demand
specific:
target:
total:
4.92 kBtu/ft²yr
6.4 kBtu/ft²yr
69,865.82 kBtu/yr
0 1 2 3 4 5 6 7 8 9
Cooling demand
sensible:
latent:
specific:
target:
total:
1.11 kBtu/ft²yr
0.12 kBtu/ft²yr
1.23 kBtu/ft²yr
1.4 kBtu/ft²yr
17,411.59 kBtu/yr
0 1 2 3 4 5 6 7 8 9
Heating load
specific:
target:
total:
3.75 Btu/hr ft²
4.7 Btu/hr ft²
53,260.57 Btu/hr
0 1 2 3 4 5 6
Cooling load
specific:
target:
total:
2.08 Btu/hr ft²
3.8 Btu/hr ft²
29,500.38 Btu/hr
0 1 2 3 4 5 6
Passive House?
1.1 W / SF

0.25 CFM50 per
SF of Enclosure
Heating demand
specific:
target:
total:
9.14 kBtu/ft²yr
6.4 kBtu/ft²yr
129,728.21 kBtu/yr
0 1 2 3 4 5 6 7 8 9
Cooling demand
sensible:
latent:
specific:
target:
total:
0.91 kBtu/ft²yr
0.05 kBtu/ft²yr
0.97 kBtu/ft²yr
1.4 kBtu/ft²yr
13,702.52 kBtu/yr
0 1 2 3 4 5 6 7 8 9
Heating load
specific:
target:
total:
7.6 Btu/hr ft²
4.7 Btu/hr ft²
107,929.44 Btu/hr
0 1 2 3 4 5 6
Cooling load
specific:
target:
total:
2.11 Btu/hr ft²
3.8 Btu/hr ft²
29,891.41 Btu/hr
0 1 2 3 4 5 6

> 75% HEAT RECOVERY
PASSIVE HOUSE MANDATORY

Heating demand
specific:
target:
total:
21.12 kBtu/ft²yr
6.4 kBtu/ft²yr
299,867.52 kBtu/yr
0 1 2 3 4 5 6 7 8 9
Cooling demand
sensible:
latent:
specific:
target:
total:
0.89 kBtu/ft²yr
0.05 kBtu/ft²yr
0.94 kBtu/ft²yr
1.4 kBtu/ft²yr
13,390.98 kBtu/yr
0 1 2 3 4 5 6 7 8 9
Heating load
specific:
target:
total:
11.61 Btu/hr ft²
4.7 Btu/hr ft²
164,842.96 Btu/hr
0 1 2 3 4 5 6
Cooling load
specific:
target:
total:
2.1 Btu/hr ft²
3.8 Btu/hr ft²
29,869.68 Btu/hr
0 1 2 3 4 5 6
No Heat Recovery

R-76
SUPER WALL
70˚ F
5˚ F
OUTSIDE
70˚ F
INSIDE

Heating demand
specific:
target:
total:
16.55 kBtu/ft²yr
6.4 kBtu/ft²yr
235,005.45 kBtu/yr
0 1 2 3 4 5 6 7 8 9
Cooling demand
sensible:
latent:
specific:
target:
total:
1.12 kBtu/ft²yr
0.05 kBtu/ft²yr
1.17 kBtu/ft²yr
1.4 kBtu/ft²yr
16,588.67 kBtu/yr
0 1 2 3 4 5 6 7 8 9
Heating load
specific:
target:
total:
10.2 Btu/hr ft²
4.7 Btu/hr ft²
144,889.88 Btu/hr
0 1 2 3 4 5 6
Cooling load
specific:
target:
total:
2.15 Btu/hr ft²
3.8 Btu/hr ft²
30,542.39 Btu/hr
0 1 2 3 4 5 6
All the Insulation:
R-54 Walls
R-44 Slab
R-145 Attic

NO. ITEM AMOUNT DIVISION TOTALS RFP to 50% Delta
1 GENERAL CONDITIONS 14 Months
a. General Conditions 326,198$ -$
b. Winter Conditions - ALLOWANCE 25,000$ -$
c. Dumpsters - ALLOWANCE 21,000$ $372,198 -$
2 EXISTING CONDITIONS
a. Demolition (included in Division 31) Incl. in Div. 31
3 CONCRETE
a. Foundations 126,578$ 52,828$
b. Slabs 97,365$ (15,662)$
c. Site Concrete 32,489$ $256,432 2,275$
4 MASONRY
a. Concrete Masonry Unit Shafts 52,500$ -$
b. Brick Veneer 225,654$ $278,154 -$
5 STEEL
a. Structural Steel 247,422$ McBrady & AA 27,422$
b. Miscellaneous Metals 65,078$ LMC & AA $312,500 19,328$
6 CARPENTRY
a. Rough Carpentry 1,225,591$ 210,620$
b. Siding & Trim 498,674$ 70,439$
c. Millwork 491,580$ Pond Cove $2,215,845 36,970$
7 THERMAL & MOISTURE PROTECT.
a. Elevator Pit Waterproofing 3,000$ -$
b. A/V Barriers 10,923$ -$
c. Spray Fireproofing 25,151$ -$
d. Insulation & Caulking 212,231$ Anderson 64,177$
e. Gypcrete Underlayment 45,098$ 9,395$
f. Roofing 150,012$ IRC $446,415 81,730$
8 DOORS & WINDOWS
a. Doors, Frames & Hardware 240,210$ 49,810$
b. Aluminum Entrances & Storefronts 149,600$ CCG 88,550$
c. Brake Metal Shading Fins - ALLOWANCE 27,000$ 27,000$
d. Windows 200,300$ Intus $617,110 (41,190)$
9 FINISHES
a. Drywall & Framing 979,633$ Dirigo (8,867)$
b. Acoustical Ceilings 23,925$ -$
c. Flooring 274,231$ Paul White (20,131)$
d. Painting 162,000$ Ace $1,439,789 39,292$
10 SPECIALTIES
a. Toilet Accessories 20,120$ -$
b. Fire Extinguishers & Cabinets 7,750$ -$
c. Mailboxes 7,000$ -$
d. Retractable Partition - NIC -$ (5,000)$
e. Bike Racks - ALLOWANCE 5,150$ -$
f. Signage - ALLOWANCE 14,000$ $54,020 -$
11 EQUIPMENT
a. Kitchen Appliances 111,790$ $111,790 6,510$
12 FURNISHINGS (no work)
13 SPECIAL CONSTRUCTION (no work)
14 CONVEYING SYSTEMS
a. Elevator 125,000$ $125,000 -$
21 FIRE SUPPRESSION
a. Fire Sprinkler System 251,200$ High Tech $251,200 89,200$
22 PLUMBING
a. Plumbing (see Div. 23 - HVAC & Plumbing) Incl. in Div. 23 $0
23 Mechanical Systems
a. HVAC & Plumbing 2,290,000$ Ranor $2,290,000 650,000$
26 ELECTRICAL
a. Electrical Systems 955,800$ Milliken $955,800 (157,200)$
31 EARTHWORK
a. Earthwork 507,500$ Dearborn 41,757$
b. Unsuitable Soils - ALLOWANCE 75,000$ $582,500 -$
32 EXTERIOR IMPROVEMENTS
a. Fencing 18,090$ Aroostook 18,090$
b. Landscaping - ALLOWANCE 35,000$ $53,090 15,000$
10,361,843$ $10,361,843
Key:
Item Description Cost Status
1 Vinyl Tile substitutions
MCF - Earthwerks 7"x48" 'Highlander' 12 mil in lieu of VT1- Armstrong 6"x36" 'Luxe Plank
Good' (31,619)$
Contingency & CM Fee (1,502)$
Total (33,121)$ Accepted
Notes:
2 Broadloom Carpet Substitution
MCF - 12' Philadelphia 'Emphatic 2' 30 oz in lieu of CPT1- J+J 12' 'Pinnacle' 28 oz (4,018)$ SW
Contingency & CM Fee (191)$
Notes:
3 Piping Insulation Reductions
Damon- "The specifications call for the Cold Water, Roof Drains, Condensate Drains, and Chilled Water to be
insulated with 1" Arma-flex. We propose to use 1" fiberglass for domestic water mains, condensate drains, and
roof drains. We would use 1/2" Arma-flex on the domestic PEX in the apartments. We would use 1" fiberglass on
the chilled water piping that is 2" and smaller, and use 1 1/2" fiberglass on the chilled water piping that is 2 1/2"
and larger." (49,750)$
Notes:
4 Duct supply to living rooms only in lieu of bedrooms
Damon (10,000)$
Contingency & CM Fee (475)$
Total (10,475)$ Rejected
Notes:
5 Remove chilling capability at all apartments
Damon deduct chilling system (350,000)$
Damon add-back first-floor cooling 22,500$
Damon add-back corridor cooling if required 28,000$
Notes:
6 Remove dishwashers from scope
Agren Appliance (20,864)$
Accepted VM Item - Part of GMP
Currently Pending VM Item - Awaiting Approval or Rejection
Rejected VM Item

SHADING STUDY
SOLAR PATHFINDER iPHONE SUNSEEKER APP

HEATER
ENERGY BALANCE
33%
33%
33%
PASSIVE
SOLAR
INTERNAL
GAINS

HEATER
ENERGY BALANCE
30%
15%
55%
PASSIVE
SOLAR
INTERNAL
GAINS

Fast, Cheap & Barely in Control
Multifamily Passive House at Scale
Passive House Maine Fall Forum 2030: October 23, 2020

Multifamily Passive House at Scale

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