You are currently filtering posts by author: Tom Lent [view all posts]


Take an inside look into emerging markets and trends. Gain valuable new perspectives from HBN experts and our partners. Be inspired to know better.

Sorting out the VOCs

Tom Lent | February 21, 2010 | Materials

Pharos Project users may have noticed that products that are advertised as no- or low-VOC, are not necessarily rated highly in Pharos. For most interior finish products, Pharos scores a product based on whether it passes a 14-day test for emissions of VOCs* such as FloorScore, GreenGuard or Indoor Advantage. The system then deducts points for con...

Formaldehyde in Homes: Not Just in FEMA Katrina Trailers

Tom Lent | December 16, 2009 | Policies

It turns out that occupants of the infamous FEMA Katrina trailers are not the only ones at risk from formaldehyde. A recent report on formaldehyde in new homes from the California Air Resources Board (CARB) found that nearly all of the 108 homes they studied had formaldehyde concentrations that exceeded guidelines for cancer and chronic irritation...

Guilt By (Trade) Association: HBN Responds to the Formaldehyde Council

Tom Lent | April 22, 2009 | Policies

On January 21, 2009, Healthy Building News published an article in its "Did You Know" series pointing out that fiberglass batt insulation can release potentially hazardous levels of formaldehyde, a known cancer-causing chemical. The article also noted that an increasing number of batt insulation products are now available with no added fo...

LEEDing on Formaldehyde In California

Tom Lent | May 11, 2007 | Policies

On April 27, 2007 the California Air Resources Board (CARB) voted unanimously to adopt the nation's most stringent regulations on formaldehyde emissions from particleboard and other composite wood products. This decision, likely to improve indoor air quality across the nation, attests to the potential power of the LEED rating system to dramatic...

USGBC: PVC Is Not a Healthy Building Material

Tom Lent | March 09, 2007 | Materials

"When we add end-of-life with accidental landfill fires and backyard burning, the additional risk of dioxin emissions puts PVC consistently among the worst materials for human health impacts..." USGBC Technical Science Advisory Committee (TSAC) final report. The verdict is in. On February 26, 2007, the Technical Science Advisory Committee...

That's LEEDership: California Targets Zero Formaldehyde

Tom Lent | June 14, 2006 | Policies

Since the release of LEED® 2.0, the US Green Building Council's LEED [1] rating system has offered an indoor environmental quality credit (EQc4.4) for the use of building materials with no added urea-formaldehyde. This has sent a clear signal to the building materials market, which has responded with an increasing array of cost competitive...

Life Cycle Analysis & Green Building: Credibility at The Crossroads

Tom Lent | September 16, 2004 | Policies

The Sustainable Products Purchasing Coalition (SPPC)[1] hopes to catalyze the market for sustainable products by getting consistent environmental performance data from manufacturers. They've chosen to do this through an Eco-Profile - a standardized form through which manufacturers can provide Life Cycle data for their product compatible with th...