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Transcript of Residential Windows and Window Coverings - windows and window coverings, and how households use...

Residential Windows and Window Coverings: A Detailed View of the Installed Base and User Behavior

SEPTEMBER 2013

Prepared for:

Building Technologies Office Office of Energy Efficiency and Renewable Energy U.S. Department of Energy

Prepared by:

D&R International, Ltd.

epgruberStamp

September 2013

Prepared for:

Building Technologies Office

Office of Energy Efficiency and Renewable Energy

U.S. Department of Energy

Prepared By:

D&R International, Ltd.

1300 Spring Street, Suite 500

Silver Spring, MD 20910

Authors:

Stephen Bickel

Emily Phan-Gruber

Shannon Christie

CONTENTS

List of Tables ..................................................................................................................................................................v

List of Figures................................................................................................................................................................ ix

Executive Summary .......................................................................................................................................................1

Acknowledgements .......................................................................................................................................................3

Introduction...................................................................................................................................................................4

Structure of the Report..............................................................................................................................................5

Methodology .................................................................................................................................................................6

Survey Methodology..................................................................................................................................................6

Introduction...........................................................................................................................................................6

Survey Design ........................................................................................................................................................6

Survey Instrument and Respondent Validation.....................................................................................................7

Survey Implementation .........................................................................................................................................9

Survey Data Quality Control ................................................................................................................................10

Manufacturer Data Collection Methodology...........................................................................................................11

Introduction.........................................................................................................................................................11

Survey Design and Implementation.....................................................................................................................11

Survey Interviews ................................................................................................................................................11

Internet Survey: Demographic and Housing Characteristics ...................................................................................12

Demographics......................................................................................................................................................12

House Characteristics ..........................................................................................................................................13

Windows......................................................................................................................................................................15

Window Position and Orientation .......................................................................................................................16

Window Characteristics .......................................................................................................................................17

Window Coverings.......................................................................................................................................................29

Window Coverings by Household............................................................................................................................29

Window Covering Type............................................................................................................................................29

ii

Own or Rent.........................................................................................................................................................30

Climate Zone........................................................................................................................................................31

Income .................................................................................................................................................................32

Covering Characteristics ..........................................................................................................................................35

Shade of Covering................................................................................................................................................35

Mount Type .........................................................................................................................................................36

Top-Down/Bottom-Up Adjustment .....................................................................................................................37

Window Coverings on Windows..............................................................................................................................38

Window Covering Operation .......................................................................................................................................40

Covering Position.....................................................................................................................................................40

Position by Climate Zone .....................................................................................................................................41

Window Covering Position by Orientation and Side of House ............................................................................42

Window Covering Position by Residence Type....................................................................................................42

Window Covering Position by Room ...................................................................................................................47

Window Covering Position by Covering Type......................................................................................................48

Window Covering Position by Pane Type ............................................................................................................51

Window Covering Operation at the Household Level .............................................................................................52

Impact on Energy Use..................................................................................................................................................55

Air Conditioning and Thermostat Use .....................................................................................................................55

Manufacturer Data Collection .....................................................................................................................................57

Shipments Overview................................................................................................................................................57

Annual Shipments....................................................................................................................................................57

WCMA Shipments....................................................................................................................................................60

Pricing ......................................................................................................................................................................64

Interior Product Pricing .......................................................................................................................................64

Exterior Product Prices ........................................................................................................................................66

Domestic Manufacturing .........................................................................................................................................67

iii

Retail Channels ...........................................................................................................