Miami Green Homes


Habify opens in Coral Gables, Florida.
October 28, 2011, 1:01 am
Filed under: Building knowledge, Materials, Resources, Sustainable Living

“Evolve your Home” is the slogan for the new concept that
opened its store/showroom location in Coral Gables. Proprietors Christopher Block
and Buck Reilly have combined their experience in home energy auditing and
passion for good design and quality materials that have one common denominator:
they will make your home better in some way. That may include saving energy, reducing
your carbon footprint, saving water or improving your air quality.

The concept merges professional consulting on sustainable issues
with the ability to actually touch, sample and order some of the systems and materials
discussed. The benefit to the homeowner is that a pre-selection, or quality
control has already been applied to the materials exhibit in the showroom.

The benefit of actually experiencing the materials, rather
than looking at them in an online catalog, is one very valuable feature not just
to the homeowner looking to be more “green”, but also to professionals like
myself. I can now happily guide current and future clients to Habify to view a
lot of the materials I have been using for years.

The opening was attended by many in the green building industry
as well by selected Coral Gables officials to welcome the new business to Coral
Gables. A stylish event, I am sure it is indicative of the quality work Habify
brings to the area.

Learn more at: http://www.habify.com/

 

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Geothermal Heat Pumps – Guest Contribution by Lorie Wampler
September 9, 2010, 2:03 am
Filed under: Building knowledge, Energy Efficiency, Resources

Former Oklahoma University scientist reveals how geothermal heat pumps spend less energy and increase the quality of air. Are you aware that Gerald McClain, after numerous years working with geothermal energy leader James Bose at Oklahoma State College, has invented an innovative home geothermal heating and cooling system?

Heat pumps function as a refrigerator in reverse, they use electric power to move heat from one place to one other instead of making heat directly. Therefore, they can be 2 to 3 times more power efficient than conventional electric heaters. A geothermal heat pump is a central home heating and/or cooling system that pumps heat to/or from the terrain. It uses the earth as a heat source (in the winter) or a heat sink (in the summer).

The geothermal pump models are between the most energy efficient systems for providing HVAC (Heating, Ventilating, and Air Conditioning) and water heating. The start-up rates are higher than conventional systems (about $45,000 decreased by a 30 % with federal tax credit), but the difference is typically returned in energy savings in three to 10 years.

The Gerald McClain’s geothermal system is based on:

 - 6 one inch diameter pipes sunk three hundred feet into the soft red clay below his home

 - A water antifreeze mix in the pipes that picks up the ground’s constant sixty two degree F. temperature

 - 3 heat pumps in the attic that use a small electric powered compressor to heat or cool the home

The energy for the pumps costs around $100 monthly, much less than the normal heating and cooling monthly bill in the area. A well managed heat pump system not only will save electricity, but will also blow dust into the house, improving in house air quality.

Indoor dust can pose health hazards, specially to young children. New data (As released in the epa.gov site in Sept ’09) presents that indoor dust is highly contaminated by persistent and endocrine disrupting chemicals (such as poly-chlorinated biphenyls).

Heat pumps achieve energy effectiveness by transferring heat around as opposed to liberating it. This is not to say there is no air activity with a heat pump, but the heat move lowers that process. So does the lack of a cold-cycle as it exists in many standard furnaces, which also acts to blow dust through the house.

About the writer – Lorie Wampler writes for the <a href=”http://www.splitairconditioning.net/mini-split-heat-pumps”>heat pumps ratings</a> blog. It’s a nonprofit website concentrated on her personal knowledge with air conditioning to reduce energy usage and improve indoor air quality. With this she would like to increase the awareness on eco-friendly tips for the home and change the public perception of energy efficiency.

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7 Xeriscaping Principles for South Florida
June 24, 2010, 7:17 pm
Filed under: Hot Topic, Landscaping, Resources, Sustainable Living

Annotations on 7 Xeriscaping Principles for South Florida

(created by Ronald E. Mossman, Ph.D., edited and revised by Sebastian Eilert, AIA)

  1. DESIGN: Select low maintenance plants. Use few flower beds and only near entrances – not a ring of flowering plants around each tree. Evaluate the site for daily and seasonal wind and sun exposure. Buffer NW winter winds and lightly shade SE areas. Shade the AC compressor and west-facing wall. Determine major Residential uses: public, private, service and shade accordingly.
  2. PLANT SELECTION: Group plants by water needs. Native and regionally appropriate plant community and other plants with specific water tolerances (water, soil, light, salt and wind). Plan for different species to be in bloom each season. Select for wildlife food sources as well as human food sources. Select plants for their mature size, avoid instant landscape. Give the plants room to grow properly.
  3. IMPROVE SOIL: Compost flower beds, vegetable gardens and trimmings. Mulching gradually adds nutrients from decayed organic matter already in your environment.
  4. USE TURF WISELY: Xeriscaping principles suggest that 10% or less of the property should be lawn. Turf uses 50-60% of residential landscape water. Irrigate in the early morning. Water is only needed when a footprint can be seen in the lawn after you walk across. Cut at the highest mover setting and use a mulching mower. Use St. Augustine “Floratam” sod
  5. IRRIGATE EFFICIENTLY: Limit irrigation to first year after planting for non-turf areas such as bedding and patios. Use drip or micro irrigation systems and include recycled water from the roof and redirected water from paved areas.
  6. MULCH: Mulch assists in holding water in the soil by restricting evaporation. Mulch reduces soil temperature by up to 10 degrees compared to bare soil. 18% of all US waste is yard waste! Get mulch from local sources and keep timings from your own yard.
  7. MAINTANCE: do not rake and collect grass trimmings. Spread grass trimmings that are left to rot return nutrients to your lawn. It has been shown that 40% more nitrogen fertilizer must be added to return what has been lost in removal – a waste of money and energy. Keep fertilizers and pesticides to a minimum and use integrated pest management (IPM). Allow natural predators such as lizards, snakes, ladybugs and use clandosan. Read fertilizer labels and use appropriate fertilizer for correct plants. Practice selective pruning and raise canopy to channel wind from the Southeast to reduce temperature around your house and yard. Regularly check your irrigation system for leaks and damage as well as proper coverage.

Extensive plant information can be found at http://edis.ifas.ufl.edu and native plant identification photos at www.plantsatlas.usf.edu

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The South Florida OUTDOOR kitchen

After looking into all the great benefits the South Florida kitchen can utilize on the inside, let’s move to the outside…

One of the great benefits of living in South Florida is the ability to be outside pretty much year round. With the exception of some heavy rain-days, our climate is ideal to be outside. There are numerous options to add living space to the exterior without much effort.

Going back to some of the earlier settlers that helped define some of the appropriate building features, we see large overhangs and nice elevated porches. The fireplace, serving as the cooking area, is pushed to the outside or located, under cover, outside completely.

Simple outdoor living room

Outdoor living room

A great space to take the concept of outdoor living to the next level is the kitchen. From a simple BBQ area to a full fledged kitchen, with all the appliances its indoor companion would have.

Let’s start with the simple features. Pretty any outdoor kitchen will have, and is likely to be centered around, a BBQ. It makes perfect sense to have the BBQ outside, a favorite summer activity for northern climates and a year round treat for our southern climate to enjoy. Having this heat creating monster outside has another benefit in our backyard: no need to cool down the hot air created from cooking or open flame grilling!

The next best feature for the outdoor kitchen is a sink, preferable with some counter space adjacent to it to wash off prepped food for the BBQ and other items.

Outdoor BBQ South Florida

Since we have created a counter, the next step is under counter storage. Waterproofing is key and the type of storage will be different from items stored inside, especially perishable goods.

After storage we can focus on cooling: refrigeration. Besides minimizing the distance to grab a cold beer, and in the process letting out valuable cooled air by opening your sliding or French doors, the proximity offers many benefits, especially when entertaining.

Of course, when selecting items like cook top/BBQ and refrigerator, look for Energy Star or gas options. For the faucet, get a low Flow WaterSense label type and consider draining into a collecting barrel or rain garden. With limited use, it is easy to control what will go down the drain in the outdoor sink!

Items to avid on the outside:

Dishwasher, Microwave and Toaster/small appliances. Leave them inside and only bring them out for events. The dishwasher required proper drainage and this is an item that you also want to leave inside, to make your outdoor kitchen a reasonable project to complete. Even slightly moist areas will create mold and small appliances tend to rust quickly due to our high humidity. No need for mold and rust in your great new outdoor kitchen.

…remember the best of South Florida: year round vegetation! This means that you can grow your own herbs and even some veggies year round, and it also means that composting is an easy must…integrate it into the layout and have designated spaces close by. Your neighbors/guests just might pick up on the idea after seeing how easy it is.

If you like to get started on your own kitchen renovation, contact Sebastian Eilert Architecture today:

786.556.3118 Sebastian@SebastianEilert.com

www.SebastianEilert.com

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How to create a Rain Barrel…

Previously mentioned in landscaping and irrigation posts, a rain barrel is a wonderful way to use some of that otherwise wasted water and reduce your potable water need for irrigation. There are some good options available for sale, but why not get creative and make it a fun weekend project to build your own piece of green building – a rain barrel.

I noticed a number of workshops for this and have myself 2 preferred sources, one of them in our backyard at the University of Florida. They have teamed up with Miami Dade County  Consumer and Water Department and are going around town to show and tell how it is done.

I recently noticed them at the Coral Gables Farmers market and at the Going Green day for the Village of Pinecrest…so keep looking for them.

Painted rain barrel

TOOLS: 

Electric Drill

  • Drill bit ½-inch to 1-inch
  • Drill bit 3/16-inch
  • Drill bit 1/8 inch
  • Jigsaw
  • Marking pen
  • Phillips screw driver
  • Pocket knife
  • Work-bench
  • Extension cord
  • Safety glasses

SUPPLIES: 

Plastic drum (55 gal. is best). Barrels that have carried food products are recommended. Some cleaning product barrels are OK after rinsing. Do NOT use petroleum or toxic chemical barrels.

The following are all PVC fittings:

  • Two-inch male adapter
  • Two-inch male slip x 3/4-inch female threaded adapter
  • 3/4-inch male threaded x 3/4-inch female threaded elbow (3/4 inch street el)
  • Four inch long 3/4-inch threaded nipple

The following can be either metal or plastic:

  • 3/4-inch female sillcock or hose bibb
  • PVC cement
  • Teflon™ tape or Teflon™ pipe joint compound
  • Silicone sealant
  • Three stainless steel sheet metal screws #10 x 3/4 inch
  • Stainless steel mesh with plastic rim kitchen strainer (4 to 6 inch diameter)

ASSEMBLY:

  1. Turn the barrel so that the end with no openings is facing up. 
  2. Fit the strainer on the end which is facing up so that it lays flat.
  3. Mark around the perimeter of the strainer, remove strainer and draw another line about ½ inch inside the perimeter line.
  4. Drill a pilot hole using the large bit just inside the inner drawn circle.
  5. Using the saber saw follow the inner circle line until the circle is removed. Remove the circle if it has fallen into the barrel. This is a good time to make sure the barrel is clean inside.
  6. Drill pilot holes in the strainer flanges and handle using the 3/16-inch bit. Place the strainer on the barrel and mark the hole locations on the barrel.
  7. Drill pilot holes in the barrel using the 1/8-inch bit.
  8. Partially screw into the strainer the #10 screws. Check to make sure the strainer holes match the barrel holes.
  9. Apply silicone sealant to the strainer rim and place the strainer into position. Tighten screws until just snug. (Pat yourself on the back, you have just completed the first part of the barrel).
  10. Place the barrel on its side. Unscrew one of the plastic filler plugs in the other end of the barrel.
  11. Apply PVC cement to the two-inch male adapter sleeve and place the two-inch male x 3/4-inch female threaded adapter inside and press together for a few seconds.
  12. Insert street el into the 3/4-inch hole of the adapter. Use teflon tape or sealant on all threaded parts 
  13. Insert 4 inch nipple into street el 
  14. Screw assembly into barrel. Four-inch nipple will work as a wrench to tighten first two fittings. 
  15. Connect water faucet to 4-inch nipple. Hand-tighten to proper position.
  16. Place barrel on level, sturdy base. Direct downspout over the strainer. (Hooray, you now have a functioning rain barrel).

Here are some more helpful hints from UF: http://miami-dade.ifas.ufl.edu/

Contact Sebastian Eilert about your green project of any size (Sebastian@SebastianEilert.com 786.556.3118)

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How to green your South Florida home – Part II

Here is the next installment in the “quick and dirty” rundown of simple quick tips to improve your home and make it a more green building; for your health, for your wallet and for your overall well being…

Part I will focus on small to no budget items (please see previous post of Part I)

Part II will look at medium expenses or items to look at if they break and need (NEED!) replacement

Part III will look at the big changes that will have a lasting impact on your life 9from a green building perspective, but who knows, maybe more…)

Part II. What really works:

Lighting. If you started with the light bulbs but want to do more or have limited opportunity for changing light bulbs, evaluate your entire lighting system. Install dimmers, replace old fixtures, preferable with LED’s. This is particularly effective for recessed lighting fixtures (such as the ones replaced in the Alcaraz-Arango kitchen). A pleasant side effect is that the heat effect from the lights will also be reduced, thus reducing the need to cool down the house/space i.e., use less Air Conditioning.

Air Conditioning. The general rule is to look at a unit when it is 10 years or older. Typically systems have advanced in efficiency and the payback to upgrade can be realized in 4-6 years. Look for the SEER value. This is the indicator of how efficient the unit is. Current code required a 13 SEER unit; a 16 or 17 SEER unit is considered high efficiency and 18+ SEER is very high efficiency. The later are a choice investment and should be evaluated for Life Cycle Cost and Return of Investment. (THIS OPTION WILL REQUIRE A PERMIT)

Remember to upkeep the correct filters and also clean the ducts, if you do not replace them.

Windows and Doors. After you have gone through your home and weatherized (sealed) the doors and windows they might still be too old and too leaky to properly seal the house. At this time consider upgrading your windows. Start with the single awning type glass windows and old school sliding doors. Also consider upgrading to impact glass and earn a possible deductible on your insurance policy. To go for top shelf, include low-E glazing and make your windows energy start type. The consumer label will lead you to the most energy efficient windows and doors and will maximize your bottom line savings.

Make sure you work with the right professionals and get quality installation to ensure excellent weatherization on your brand new items. (THIS OPTION WILL REQUIRE A PERMIT)

Landscaping and Irrigation. Look for some of the other posts for this topic. Under the mid level renovation, consider spending some money on a rain water collection system: Gutters and rain barrels. This will also help with erosion control around the edge of your roof line.

For specific help, contact Sebastian Eilert to get a custom plan to green your home.

Sebastian@SebastianEilert.com 786.556.3118

www.SebastianEilert.com

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South Miami (SoMi) Mag going green article
October 19, 2009, 7:47 pm
Filed under: Building knowledge, Landscaping, Resources, Sustainable Living

A great article by Donna Shelly for the South Miami Town Center magazine, now called SOMi…. Look for a copy around town.

Contact Donna for freelance writing @ writeamount@yahoo.com

 

Going “green” to reduce greenhouse gasses, shrink the size of our carbon footprint and wean ourselves off an insatiable thirst for petroleum involves a wide variety of potential solutions. In some cases, the remedies are complicated and costly; in others, they are straight-forward and downright economical.     

We would like to share some of those environmentally-responsible practices with you through a series of columns over the next year. We hope to inspire you to adopt new habits and make informed choices for a healthier planet. And we want to hear from you. Tell us your success stories and share your greening tips with us and the readers of SoMi Mag.

The choices you make regarding what you plant in your backyard or on your balcony can have a profound impact on the environment. That is especially true in our neck of the woods where certain exotic plants, freed from the ravages of frost, went from being pretty to being a pest. In some cases these species were brought here decades ago to dress-up the native scrub, sand and palmetto landscape. The list of invasive-exotic flora is quite extensive in Florida. In SoMi, we fight two of the State’s most noxious plants:  rosary pea vine (Abrus precatorius), with enough poison in one pea to kill a human and Brazilian pepper (Schinus terebinthifolius), a particularly adaptive member of the sumac family that thrives in all eco-systems from hammock to mangrove swamp.

Selecting appropriate landscape materials can save water, reduce the need for pesticide and fertilizers, and make gardening a whole lot easier for you. Not bad when you think of it—cheaper, less work, and good for the environment.

To start “Going Native,” we recommend some websites that are packed with great information about native, non-native and invasive plant life, xeriscaping, integrated pest management, composting, capturing rain water for irrigation, and more.  (Narrative wc = 309)

www.floridaplants.com  Is chock full of information.  Warning! You could spend hours here.

www.ifas.ufl.edu This is the University of Florida’s site with particulars about plants that help you make an informed decision before venturing out to your local plant nursery.

www.floridanativeplants.com  Florida Native Plants descriptions and prices

www.floridagardener.com Listing and links for many Florida Native Plant providers

www.afnn.org  Association of Florida Native Nurseries

www.fnps.org  The Florida Native Plant Society

www.nsis.org  Your Florida Backyard with a lot of information about all aspects of gardening in Florida, including how to attract butterflies.

www.compostinfor.com  Florida’s Online Composting Center

www.miamidade.gov/conservation/rain_barrel.asp  Rain barrel workshop information

www.davesgarden.com Make your own rain barrel, with pictures to help you along.

 

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