Green Homes News

Conversation and Exhibition Preview | Castaway: The Afterlife of Plastic

Green Homes - Thu, 2025-05-15 16:00
Location: Geological Lecture Hall, 24 Oxford Street, Cambridge

Castaway: The Afterlife of Plastic, by the art collective TRES, is an art-research project that investigates plastic’s enduring presence in global ecosystems. Since 2016, TRES has searched for and photographed marine debris and plastic that has washed up on the Australian shores of Queensland, Western Australia and Tasmania. Using photography, maps, and collected artifacts, the collective documents how plastic castaways of contemporary culture become embedded in landscapes—often unnoticed...

Read more about Conversation and Exhibition Preview | Castaway: The Afterlife of Plastic
Categories: Green Homes

Attaching Advantech subflooring to the underside of an exposed floor assembly

Green Homes 2 - Thu, 2025-05-15 12:56
My question is what fasteners should I use when attaching subflooring on the bottom side of a raised floor? Specs below.I know that Huber recommends #8 or #9 screws, but…
Categories: Green Homes

Exterior foam on unconditioned garage wall set into bank

Green Homes 2 - Thu, 2025-05-15 10:34
I'm building a 28x30 garage in northern Vermont with conditioned space above, two bay garage below will be unconditioned. The back half of the garage will be set into a…
Categories: Green Homes

Kraft faced insulation

Green Homes 2 - Thu, 2025-05-15 08:20
CZ 3A/4A (N GA area)2001 gut renoOur insulation company wants to use kraft-faced R-38 batts on our attic floor (blown-in would be much more difficult because of accessibility issues). They…
Categories: Green Homes

Foaming behind electric box

Green Homes 2 - Thu, 2025-05-15 08:18
Any tips on ways to foam behind an electric box that has already been drywalled around? I don't think there is any way to remove the box without damaging the…
Categories: Green Homes

Attic Leak: Is it a roof leak or poor insulation?

Green Homes 2 - Thu, 2025-05-15 07:15
In our attic, sometimes when it rains really hard, we get a leak in our attic that then appears in our bedroom underneath it. My big question is: Is the…
Categories: Green Homes

Custom return filter box

Green Homes 2 - Thu, 2025-05-15 06:41
I had a vetted HVAC company install a mid static ducted 9K mini split for me using third-party duct design. They spec’d a 20 x 10 x 2 return filter…
Categories: Green Homes

A BTU Is A BTU…Or Is It?

Green Homes 2 - Thu, 2025-05-15 02:00
BTU's and Joules, comfort, and energy...how they are all interconnected
Categories: Green Homes

Why seal AND tape window flanges?

Green Homes 2 - Wed, 2025-05-14 23:33
I'm curious why I see so many people run a bead of sealant around a new window opening, install the window, and then tape over the flanges anyway. Is this…
Categories: Green Homes

Making a direct vent fireplace roof vent look like a traditional chimney

Green Homes 2 - Wed, 2025-05-14 18:58
Working on a Spanish-style property in Los Angeles, CA and we're installing a Napoleon EX42 direct vent gas fireplace.  Instead of using the standard roof terminal/cap we'd like to make…
Categories: Green Homes

Insulating below sheathing between trusses with Batts / Unvented Roof

Green Homes 2 - Wed, 2025-05-14 16:00
Is there an effective way to use batts below the sheathing when using trusses?  I am building a roof structure that has 4 to 5 inches of poly on top of…
Categories: Green Homes

Insulating HVAC ducts in unconditioned attic.

Green Homes 2 - Wed, 2025-05-14 09:03
I have 40 feet of square metal ducting in an attic. It is subject to extremes of temp and humidity.  I am located in climate zone 5A, southern NH.  Currently…
Categories: Green Homes

Retro Fit Soffit Vent Ideas

Green Homes 2 - Wed, 2025-05-14 05:52
Hi all,I'm looking for advice on adding soffit ventilation. My attic was originally built as an unvented space with spray foam insulation, but we're now transitioning to a traditional vented…
Categories: Green Homes

Best way to seal exterior conduit

Green Homes 2 - Wed, 2025-05-14 05:05
What is the best way to seal within this type of exterior conduit? It is carrying wiring for the air conditioner. I was thinking of using duct seal compound, but…
Categories: Green Homes

Bumpy Plywood – Will It Cause Issue For Metal Roof

Green Homes 2 - Tue, 2025-05-13 20:36
I'm working on a roofing project where I'll be putting in a new deck with 19/32 plywood. This particular plywood pictured is Plytanium brand that I purchased from Lowes. I…
Categories: Green Homes

Insulating attached garage – drywall over sheathing or vice-versa?

Green Homes 2 - Tue, 2025-05-13 20:26
I'm insulating (rockwool) the wall between our mid-century home and the attached garage.  Garage was built with the home in 1964.  I intend to add strapping to the 2 x…
Categories: Green Homes

Confused on Insullating Converted Covered Deck

Green Homes 2 - Tue, 2025-05-13 13:31
Hi all. I am hoping for guidance on the best way to insulate a converted covered deck. My understanding is that this deck was built with the intention of it…
Categories: Green Homes

Building Enclosure Help

Green Homes 2 - Tue, 2025-05-13 13:03
Hello GBA Community, My name is Mike.I want to start by saying that I really appreciate all the contributors on this platform.  I have learned a great deal from all of…
Categories: Green Homes

Liability insurance Thoughts

Green Homes 2 - Tue, 2025-05-13 12:57
We are getting ready to build and because we are doing some of the end work ourselves (insulation, molding, cabinets), our contractor is requiring a Hold Harmless agreement be signed.…
Categories: Green Homes

Stucco over Brick

Green Homes 2 - Tue, 2025-05-13 12:37
A friend of mine is doing a new build in Oklahoma, climate zone 3A.  Their builder is planning on doing zip sheathing, with brick cladding and then stucco directly over…
Categories: Green Homes

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