Skip to main content

- What is Passive Building?
  Your passive building questions, answered
  
  Passive Building
  
  Passive Building Principles
  
  Passive Building FAQs
  
  A Better Way to Zero
  
  Passive Building Foundations Training
- Sectors
  Passive isn't just for houses
  
  Single-Family
  
  Multifamily
  
  Office Buildings
  
  Schools
  
  Other Non-Residential
- Projects
  Phius Certified Projects are the most energy efficient and comfortable buildings in the world
  Find a Project
  
  Project Certification
  
  Submit a Project
  
  Certification Review Queue
- Products
  Phius Certified Products are guaranteed to perform to passive standards
  View Products
  
  Product Certification Overview
  
  Window Certification
  
  Panel Certification
- Professionals
  Phius Certified Professionals are on the cutting edge of high-performance building
  Find a Professional
  
  Phius Certified Consultant (CPHC®)
  
  Phius Certified Builder (CPHB)
  
  Phius Certified Rater
  
  Phius Certified Verifier
  
  Phius Certified Trades Professional
  
  Phius Associate
  
  Maintain Credentials
Our Approach
- New Construction
  Phius CORE and Phius ZERO provide the path for constructing a Phius building from the ground up.
- Retrofit
  Upgrade existing buildings to Phius standards using Phius CORE REVIVE and Phius ZERO REVIVE.
- Commercial
  Phius standards aren't just for residential buildings. Phius CORE COMM and Phius ZERO COMM can be applied to any non-residential building.
Categories
December 5 – 11

Intro to THERM | December 2024
Master thermal bridging with our THERM workshop!
Upcoming Sessions
- Phius Certified Builder Training and Certification Exam | December 2024
  December 2 – 13
- Annual Alliance Member Meeting
  December 3
- Intro to THERM | December 2024
  December 5 – 11
- Phius Certified Consultant Training & Certification Exam | December 2024
  December 9 – 20
- Policy Work
  Promoting policies designed to grow passive building
  Policy Database
  
  Incentives
  
  Codes
  
  Qualified Allocation Plans
  
  Cost Data
- Tools and Support
  Providing the tools you need to create healthier buildings
  Resource Library
  
  Certification Support
  
  Calculators and Protocols
  
  Feasibility Study
  
  WUFI Passive Design Tool
  
  Climate Data
  
  Quality Assurance
  
  Tech Corner

Project 1283

Second and Delaware Apartments (East)

Kansas City, Missouri

Building Function

Multifamily
Project Type

New Construction
ASHRAE Climate Zone

4A - Mixed - Humid
Status

Final Certified
INT. Conditioned Floor Area

158825 sq. ft.

Core Project Team

Phius Certified Verifier

Erik Henson
Phius CPHC (Lead)

Prudence Ferreira
Project Submitter

Prudence Ferreira

Project Information

- Architecture Planning
  
  Jeffrey M. White
- Mechanical Systems Designer
  
  Staengl Engineering
- Additional Consultants
  
  Jason Jenkins, SysTek
- Construction Company
  
  Crossland Construction Company
- Building Function
  
  Multifamily
- Project Type
  
  New Construction
- Construction Type
  
  Masonry
- Number of Units
  
  138
- Number of Stories
  
  6
- Program Version
  
  PHIUS+ 2018 CORE
- INT. Conditioned Floor Area
  
  158825 sq. ft.
- Status
  
  Final Certified
- Design Certification
  
  January 30, 2023
- Final Certification
  
  June 28, 2023
- ASHRAE Climate Zone
  
  4A - Mixed - Humid
- Region
  
  Midwest

Performance

- Annual Heating Demand
  
  1.2
- Annual Cooling Demand
  
  9.66
- Peak Heating Load
  
  2.29
- Peak Cooling Load
  
  2.95
- Site Energy Use Index (EUI)
  
  18.63
- Site Energy Use Index (w/Renewables)
  
  15.11
- Compliance Software
  
  WUFI Passive
- Source Energy (Residential)
  
  7005
- Source Energy (Residential w/Renewables)
  
  5479
- Air Tightness (per enclosure area)
  
  0.032

Enclosure

- Wall 1 R-Value
  
  30
- Roof 1 R-Value
  
  71
- Floor 1 R-Value
  
  21
- Whole Window U-Value 1
  
  0.13
- Window Glazing SHGC 1
  
  0.33

Systems & Equipment

- Ventilation System Layout
  
  Semi-Centralized
- Ventilation System Type
  
  ERV
- Sensible Recovery Efficiency
  
  75
- Heating System Type
  
  Variable Refrigerant Flow (VRF)
- Hot Water System Layout
  
  Centralized
- Hot Water System Type
  
  Natural Gas Water Heater