The Wrong Way to Get to Net Zero

Because our office is LEED EBOM Platinum certified (and because we’re just nerdy that way), we track our energy bills pretty closely. Our Portfolio Manager account is stocked with month-by-month reports of how much energy our solar panels produce and how much energy we had to pull from the grid. On a generous day, one… More

Environmentally Friendly Breathable Membrane Systems

With zero VOC’s and no red list chemicals (hazardous chemicals as identified by the Living Building Challenge) , Vapor Shield’s WrapShield SA Self-Adhered and SlopeShield SA Self-Adhered are environmentally friendly additions to the Potomac Watershed Study Center project. Learn more about their breathable membrane systems for roofs and walls or download a product sheet.

Solar Panels. Are They Worth It?

It’s great to see our 827 Northern Liberties home featured in philly.com about solar homes for sale (along with groovy solar infographic) but we’d love to see it alongside many more solar homes!  Costs are coming down…  

PGW Wants You to Save Energy and Save Money!

Don’t miss out on PGW’s EnergySense programs. PGW is helping residents and businesses save energy and save money by providing rebates for energy efficient equipment for both new and rehab projects. New construction and gut-rehab projects can receive grants up to $60,000 per commercial or multi-family building for energy efficient design. Single-Family homes can receive… More

Deep Material Vetting: How Do You Do It?

How do you avoid the worst offenders? How do you use disclosure tools such as HPD, EPD, MSDS, and Declare Label? And how do you spot an information gap? Our Living Building Challenge Ambassadors, Scott Kelly and Chris Lee, answered these questions (and more) during a live interactive webcast with BuildingGreen.com that focused on how to vet material… More

Solar/Google Maps Mashup

Just found this from Suncalc.net You can overlay a solar path for any day of the year on any location in google maps – including satellite view.  This is a great lite resource – not a substitute for a real altitude azimuth diagram but good for quick visualization. For a deeper look, my default is still… More

Re-Purpose Ideas

I am in awe of the wide array of salvaged materials generated by this company, as well as the creative re-purpose ideas they feature from their customers.  75,000 unused kitty litter bags anyone?  How about an ACTUAL RAILROAD BRIDGE?  Their periodic newsletter is oddly addictive, and useful. Repurposed Materials website