Featured

Overview of Vector solar lab; this is new space (and people) devoted to solar.

How Apex Solar Power streamlined its PE letter process with Vector Structural Engineers

April 23, 2019 at 9:00 am Comments are Disabled

Apex Solar Power is headquartered in tranquil Queensbury, N.Y., which is upstate close to Lake George and not too far from the Vermont line. Over the past two years alone, Apex has installed more than 3,000 home and business solar systems throughout the Northeast. Along the way it has learnedRead More

Wire you doing that? Top four solar installation wire management issues

Wire you doing that? Top four solar installation wire management issues

April 23, 2019 at 8:01 am Comments are Disabled

1. Cross-mating Cross-mating, which refers to the plugging of connectors from different manufacturers (between modules to optimizers/microinverters, modules to field-connectors, optimizers to field connectors or field connectors to the BOS system) is one of the most common PV wiring mistakes. In fact, the EU-funded Solar Bankability Project’s Failure Modes andRead More

How to predictably scale and grow your solar installation business

How to predictably scale and grow your solar installation business

April 16, 2019 at 7:59 am Comments are Disabled

Even as the residential solar installation market continues to grow, most solar businesses are looking for ways to lower the cost of acquiring new customers. How can your residential solar contracting business manage customer acquisition so that you have the right amount of business through each season without over-spending onRead More

PV Pointer: Maintain edge distance for compliant roof attachment

PV Pointer: Maintain edge distance for compliant roof attachment

April 11, 2019 at 8:00 am Comments are Disabled

The quality of a solar installation has many parameters. One frequently underevaluated aspect is a compliant roof attachment. Load calculations that determine the number and spacing of attachment points prescribe not only the length of lag screws that must enter structural members but also their edge distance or the effectiveRead More

Get Connected: Best practices for eliminating PV connector failures

Get Connected: Best practices for eliminating PV connector failures

April 9, 2019 at 9:00 am Comments are Disabled

PV connectors play a crucial role in the wiring of solar arrays. As designed and if correctly installed, they provide a high-voltage, high-current, low-resistance DC connection in a housing that is water-tight, temperature-resilient, UV and wire-pull-resistive over the 25-year-plus life of the solar installation. In addition, their snap- together connectionRead More

Crossing Wires: Solar installers are connecting new services to spark new sources of business

Crossing Wires: Solar installers are connecting new services to spark new sources of business

April 2, 2019 at 8:00 am Comments are Disabled

More solar installers are adding products and services to their core offering, both to help customers fulfill their sustainable energy goals and to drive ancillary revenue. Products like battery storage, EV charging stations, Smart Home devices and electrical upgrades are natural add-ons for many customers. At the same time, moreRead More

At a solar project ribbon cutting ceremony, WGL Energy joined DC Mayor Muriel Bowser and project partners to commemorate the completion of a 11.8 megawatt solar system project with the DC Department of General Services (DC DGS). The DC DGS solar project is among the largest municipal onsite solar energy projects in the country. WGL Energy president Sanjiv Mahan pictured to the left of Mayor Bowser. (Photo: Business Wire)

Four ways local solar projects can benefit cities

April 1, 2019 at 12:00 pm Comments are Disabled

The article originally appeared on WRI’s Insights blog.  When a city decides to transition from fossil fuels to clean energy, headlines follow. But the work has only just begun. Cities have many options for generating and purchasing renewable electricity, each of which comes with distinct benefits and challenges. Large, off-site projectsRead More

Countdown to California 2020 part II: Constructing a new solar pathway

Countdown to California 2020 part II: Constructing a new solar pathway

March 27, 2019 at 7:51 am Comments are Disabled

We wrapped our arms around California’s new Building Energy Efficiency standards in Installment I of the Countdown to 2020. In this installment, we take a closer look at how these 80,000 annual additions to the solar pipeline (based on historical averages) will more broadly impact the California solar market. RegulationsRead More

Get Low: RBI Solar’s new fixed-tilt design  sacrifices height for ground coverage

Get Low: RBI Solar’s new fixed-tilt design sacrifices height for ground coverage

March 26, 2019 at 8:16 am Comments are Disabled

As the solar industry’s quest for maximum energy harvest continues toward bifacial solar tracker systems, RBI Solar feels there is still room to improve upon fixed-tilt ground-mount solar systems with a more specialized, pre-assembled design. The newest addition to its fixed-tilt system portfolio, the Dahlia, is designed to do justRead More

Solar PV Inverter Buyer’s Guide 2019: Faster installs, better serviceability and a focus on storage

Solar PV Inverter Buyer’s Guide 2019: Faster installs, better serviceability and a focus on storage

March 20, 2019 at 1:12 pm Comments are Disabled

The 2019 solar inverter market is more robust and reliable than ever. From streamlined residential operations to beefed up large-scale string inverters to a cadre of solar+storage options for both on- and off-grid applications, there are products to match any solar PV design need. We reached out to every inverterRead More