bruce king / insulating concrete forms (icf’s) straw or polystyrene blocks and panels for...
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Bruce King www.ecobuildnetwork.org / www.greenbuildingpress.com
INSULATING CONCRETE FORMS (ICF’s)INSULATING CONCRETE FORMS (ICF’s)STRAW or POLYSTYRENE BLOCKS AND PANELS for INSULATION . . . CONCRETE for STRENGTHSTRAW or POLYSTYRENE BLOCKS AND PANELS for INSULATION . . . CONCRETE for STRENGTH
Bruce King www.ecobuildnetwork.org / www.greenbuildingpress.com
– Fills and bases– Roadways and
parking areas– Aggregate– New sheetrock– Wood panels
– Fills and bases– Roadways and
parking areas– Aggregate– New sheetrock– Wood panels
RECYCLING -- OLD CONCRETE, SHEETROCK, WOOD
RECYCLING -- OLD CONCRETE, SHEETROCK, WOOD
Bruce King www.ecobuildnetwork.org / www.greenbuildingpress.com
The glue that holds concrete together - Portland Cement - requires huge amounts of energy to make, and accounts for 8% of the carbon emissions of humanity into the Earth’s atmosphere.
Are there industrial by-products we could use as replacement glues?
Yes.
The glue that holds concrete together - Portland Cement - requires huge amounts of energy to make, and accounts for 8% of the carbon emissions of humanity into the Earth’s atmosphere.
Are there industrial by-products we could use as replacement glues?
Yes.
CONCRETE -- WHAT’S THE PROBLEM ??
CONCRETE -- WHAT’S THE PROBLEM ??
Bruce King www.ecobuildnetwork.org / www.greenbuildingpress.com
POZZOLANS in CONCRETE POZZOLANS in CONCRETE - Volcanic / pozzolanic soils (Roman concrete) - Volcanic / pozzolanic soils (Roman concrete)
- Calcined clay “Duhrki” Metakaolin - Calcined clay “Duhrki” Metakaolin
- Silica Fume - Silica Fume
- Slag
(short for “ground, granulated blast furnace slag”
GGBFS)
- Slag
(short for “ground, granulated blast furnace slag”
GGBFS)
- Rice Hull & Bagasse Ash
(not yet commercially available)
- Rice Hull & Bagasse Ash
(not yet commercially available)
- Fly Ash
Type C (high lime content, partially cementitious)
Type F (low lime content)
- Fly Ash
Type C (high lime content, partially cementitious)
Type F (low lime content)
Bruce King www.ecobuildnetwork.org / www.greenbuildingpress.com
HIGH VOLUME FLY ASH CONCRETE (HVFAC)
HIGH VOLUME FLY ASH CONCRETE (HVFAC)
Bruce King www.ecobuildnetwork.org / www.greenbuildingpress.com
VARIATIONS on CONCRETE VARIATIONS on CONCRETE
- pervious concrete for paving controls storm runoff - pervious concrete for paving controls storm runoff
- concrete countertops are cool - concrete countertops are cool
- translucent concrete -- just invented - translucent concrete -- just invented
- autoclaved aerated concrete (AAC)
80 year old technology more common in Europe
- autoclaved aerated concrete (AAC)
80 year old technology more common in Europe
- foamed concrete - foamed concrete
- flexible concrete (not yet widely used) - flexible concrete (not yet widely used)
Bruce King www.ecobuildnetwork.org / www.greenbuildingpress.com
MODIFIED SHIPPING CONTAINERS used, refrigerated (insulated) containers for sale everywhere
MODIFIED SHIPPING CONTAINERS used, refrigerated (insulated) containers for sale everywhere
- Strong, insulated, cheap
- Strong, insulated, cheap
- Easy to install doors, windows, additional insulation and finishes
- Easy to install doors, windows, additional insulation and finishes
- Lots of them - Lots of them
Bruce King www.ecobuildnetwork.org / www.greenbuildingpress.com
MANUFACTURED HOUSINGMANUFACTURED HOUSING is increasingly common is increasingly common
MANUFACTURED HOUSINGMANUFACTURED HOUSING is increasingly common is increasingly common