RenewAire is On the Move!

New 35,000 SF facility

LEED and USGBC Background

Eric Truelove

The Renschler Company

Madison, Wisconsin

US Green Building Council

Formed in 1993 Nonprofit Consensus-based organization Develop and administer the LEED Green Building

Rating System Reduce environmental impact of buildings

Use 36% of our total energy output Use 65% of our electric energy output Generate 25% of our solid waste stream People spend 90% of their time indoors

Why LEED Was Created?

Facilitate positive results for the environment, occupant health and financial return

Define “Green” by providing a standard of measure Use as a design guideline Recognize leaders Stimulate green competition Establish market value with recognizable national “brand” Raise consumer awareness Transform the marketplace!

LEED NC- New Construction or Major Renovation

Water

Efficiency

8%Energy &

Atmosphere

27%

Materials &

Resources

20%

Sustainable

Sites

22%

Indoor

Environmental

Quality

23%

LEED – NC Version 2.1

Sustainable sites = 14 points Water efficiency = 5 points Energy and atmosphere = 17 points Materials and resources = 13 points Indoor Environmental Quality = 15 points Innovation & Design Process = 5 points 69 Potential points

LEED-NC Certification

Certified Level 26-32 points Silver Level 33-38 points Gold Level 39-51 points Platinum Level 52+ points (69 possible)

LEED - NC Certification ProcessA three step process: Step 1: Project registration

Site selection and document registration with USGBC Step 2: Construction phase

Development of design criteria Creation of LEED letter templates and required engineering

documentation Step 3: Building Certification

Building completion and submission to the USGBC for final review

RenewAire Renovation

Registered with USGBC on December 20, 2004

One of four LEED-candidate facilities in Madison

Only major LEED-candidate renovation in Madison

Only manufacturer in the Madison area to be in a LEED registered building

Sustainable Sites

Built on previously developed site Site is not in 100-year flood plain Site is not near wetlands Site is not considered good farm land Easy access to public transportation Encourages biking to work

Energy and Atmosphere

High-efficiency cooling (30% beyond code) High-efficiency heating (10% beyond code) Six ERVs Low lighting power densities No chlorine in new cooling systems Management may purchase green power

Materials and Resources

Reused over 75% of existing shell Recycled 75% of construction waste Used materials with high recycled content Over 20% manufactured locally Over 10% mined/harvested locally

Indoor Environmental Quality Low- or No-VOC or formaldehyde

Adhesives, sealants, paints, and carpets ERV units recover humidity Protected HVAC during construction

Status of RenewAire Renovation Likely to receive 28 points 26 points needed for LEED certification 9 additional points possible 33 points needed for LEED Silver

Conclusions

LEED upgrades cost less than $1/s.f. Anticipate a payback well under 2 years Building has been published in March/April

2005, eco structure RenewAire ERV on 2 other LEED-candidate

buildings in Madison WEEBF Home Savings

Attributes of Good Ventilation Ample installed air flow Pressure balanced – both exhaust and fresh

air blowers Quite operation Energy efficient An engineered appliance

Attributes of Good Ventilation

What is RenewAire?

An advanced static-plate exchanger

What does RenewAire do?

1. Transfers heat by conduction

2. Transfers humidity using hydroscopic resin

How Does RenewAire Help Achieve LEED Certification?

For more information:

School LEED BuildingNorthern Michigan University

Office LEED BuildingWisconsin Electrical Employee’s Union

Hospitality LEED BuildingSuwannee River Visitors Center

Retail “Green” BuildingBokoo Bicycles

Manufacturing LEED Building

RenewAire LLC

RenewAire Production Ventilation

Model HE2X – 1,500 CFM Exhaust and Fresh Air Supply

Environmental Benefits of an HE2X900 In One Year

Saves 2,500 therms of natural gas Saves approximately $2,500 Reduces CO2 emissions by 29,355 pounds

Equivalent to CO2 reductions from 44 trees Equivalent to taking 3 cars off the highway

Reduced SO2, NOx, mercury etc.

2004 RenewAire Sales

3.1 million CFM

Providing efficient ventilation for over 200,000 people!

Saving $4.3 million

in fuel

2004 RenewAire Sales Result in a Reduction of 25,000 tons of CO2/Yr. !!

5,000 Cars Gone 75,000 More TreesOr