Green Homes News

What things would the ideal air quality home have?

Green Homes 2 - Wed, 2024-12-04 18:05
I'm planning on doing a new build or reno where I focus on energy efficiency and indoor air quality. Forgive me if I go off the rails, I'm just brainstorming.As…
Categories: Green Homes

Spray or rigid foam to convert to conditioned attic in California?

Green Homes 2 - Wed, 2024-12-04 18:05
Home in climate zone 3c (SF Bay peninsula), built in 1952. I am the home owner.I had the roof replaced last year, and converting to a conditioned attic was always…
Categories: Green Homes

Floor Deflection

Green Homes 2 - Wed, 2024-12-04 17:54
Hello, I am building in climate zone 4A. I just got back the shop drawings for my trusses. The designer wants to know if I want them 2' O.C. or…
Categories: Green Homes

ICF Walls of Various heights. How to?

Green Homes 2 - Wed, 2024-12-04 17:45
Designing an ICF house for a future DIY project. Going prairie style and it's important to my aesthetic that I have variable roof and wall heights. However, I am not…
Categories: Green Homes

Salata Scholars Seminar Series: Greenwashed Groceries

Green Homes - Wed, 2024-12-04 16:00
Location: HKS (Belfer B-322, Salata Conference Room), 79 JFK St., Cambridge

Salata Scholars Seminars are dedicated to climate, sustainability, and environmental work done by Harvard students and fellows. Its goal is to embrace the interdisciplinary nature of sustainability research that can’t be confined to a single Harvard school and help like-minded people connect with each other. Each week, there will be one or two brief talks followed by vegan dinner and discussion.... Read more about Salata Scholars Seminar Series: Greenwashed Groceries

Categories: Green Homes

Salata Scholars Seminar Series: Greenwashed Groceries

Green Homes - Wed, 2024-12-04 16:00
Location: HKS (Belfer B-322, Salata Conference Room), 79 JFK St., Cambridge

Salata Scholars Seminars are dedicated to climate, sustainability, and environmental work done by Harvard students and fellows. Its goal is to embrace the interdisciplinary nature of sustainability research that can’t be confined to a single Harvard school and help like-minded people connect with each other. Each week, there will be one or two brief talks followed by vegan dinner and discussion.... Read more about Salata Scholars Seminar Series: Greenwashed Groceries

Categories: Green Homes

New shed style metal roof has icicles forming – what can I do?

Green Homes 2 - Wed, 2024-12-04 14:42
We have an accessory building under construction with a sloped roof 8' to 10' pitch (2/12) and a metal roof was installed, including a blueskin ice and water shield. The…
Categories: Green Homes

Panasonic ERV cold weather issue.

Green Homes 2 - Wed, 2024-12-04 13:51
Not long ago I installed a Panasonic Intelli-Balance 100 in my basement. It is a stand alone setup. It does not tap into the current hvac at all. I used…
Categories: Green Homes

Securing Thin-brick/synthetic brick Veneer over Rigid Foam

Green Homes 2 - Wed, 2024-12-04 13:49
Hey All,We are considering a change to our exterior cladding.  We'd like to change the lap siding on the front wall out for a 'thin-brick' veneer.  WALL COMPONENTS (see atch'd):1. 2x6…
Categories: Green Homes

Making rafter bays deeper for vaulted ceiling insulation

Green Homes 2 - Wed, 2024-12-04 13:03
Hey guys, I have a dumb question and I have looked it up but getting mixed reviews on how to do it. I am vaulted a ceiling in my house…
Categories: Green Homes

The effectiveness of China's emission controls on air quality, deposition and health burdens

Green Homes - Wed, 2024-12-04 13:00
Location: Pierce Hall, Room 100F, 29 Oxford Street, Cambridge

A Harvard-China Project Research Seminar with Yu Zhao, Professor, School of Environment, Nanjing University; Alumnus (Postdoctoral Fellow) and Collaborator, Harvard-China Project... Read more about The effectiveness of China's emission controls on air quality, deposition and health burdens

Categories: Green Homes

Highest SHGC sliding door in Canada is 0.63. Why not higher?

Green Homes 2 - Wed, 2024-12-04 11:34
NRCan's downloadable data for all sliding glass doors has 21400 rows, apparently one row per door option.  The highest SHGC is 0.63. Only 4 doors are higher than 0.6. Why are…
Categories: Green Homes

Home with Recurring

Green Homes 2 - Wed, 2024-12-04 09:53
Categories: Green Homes

Dehumidifier in an unvented crawl space

Green Homes 2 - Wed, 2024-12-04 09:52
Hi all,In Martin Holladay's article about unvented crawl spaces he says there are 2 code approved ways to ventilate an unvented crawl space (supply conditioned air from the HVAC system…
Categories: Green Homes

Professional Cleaning

Green Homes 2 - Wed, 2024-12-04 09:45
Categories: Green Homes

How to insulate odd kneewall space

Green Homes 2 - Wed, 2024-12-04 07:53
Hey yall. Long time observer, first time poster… I have a 1940s cape in zone 6 that I am currently going through to air seal and insulate.I'm at a loss…
Categories: Green Homes

Trying to balance temperature between floors

Green Homes 2 - Wed, 2024-12-04 06:40
I'm looking for help and ideas on how best to balance the heating between upstairs and downstairs. There is typically a 4-5 F temp differential between the floors and I'm…
Categories: Green Homes

Passive House on Protected Land

Green Homes 2 - Wed, 2024-12-04 02:00
This Montana homestead is a study in environmental stewardship and sustainable building practices
Categories: Green Homes

Where can I find solar insolation for windows (tilt=90) for November to April (when solar heat is helpful and when trees are bare)? Ideally considering clouds.

Green Homes 2 - Tue, 2024-12-03 22:02
Latitude: 44 degrees north. (80 west) Most sites about solar insolation focus on photovoltaics, not windows / vertical surfaces. Most sites assume a tilt of 0 (horizontal) or a continually optimized tilt.…
Categories: Green Homes

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