Which is more energy efficient--frame or block/cement constructed new home? Which is more energy efficient--frame or block/cement constructed new home? - Page 4 - Talk of The Villages Florida

Which is more energy efficient--frame or block/cement constructed new home?

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  #46  
Old 04-14-2016, 10:20 AM
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Originally Posted by tuccillo View Post
The framed constructed houses have a higher R rating in the walls than the concrete block houses (nominally R-11 vs. R-5) but it probably doesn't make a significant difference in the HVAC costs. Typically, windows account for most of the heat gain/heat loss in Manual J calculations and those are essentially the same for both types of construction. Attic insulation is the same. You could possibly make the case that the concrete block houses are "tighter" and will save some energy via less outside air exchanges but that would be speculation. I have also noticed that same sized framed and block houses have the same tonnage of AC so the required heat load calculations came out very similar.


Wouldn't the block also be considered some sort of insulation? You mention the walls but nothing about the block itself.
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Old 04-14-2016, 10:35 AM
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Wouldn't the block also be considered some sort of insulation? You mention the walls but nothing about the block itself.
Block is not solid. The lintels when pumped are not solid. You will have air exchange in the block.

Now if you have or are buying a poured wall house, then different deal. That house is poured solid with a cage of rebar it it. The concrete has steel fiber mixed in the concrete.
Here is link to a artice from Terry Yoder owner of T&D


T&D Concrete - Terry Yoder | Helix Steel
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Old 04-14-2016, 10:37 AM
gap2415 gap2415 is offline
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We've built many homes and purchased block here. We added more insulation to the attic when we enclosed the lanai. Our electricity bill for heat and air is very low. We often turn off the ac on hot days and it holds the interior temperature well. We have also insulated our garage door and plan to tint west-facing Windows.

I'm sure some people who buy frame or block will afterwards justify their purchase and there are features of both to consider. We prefer block...and if the paint the builder used is not up to snuff, there is a 20-year coating out there.
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Old 04-14-2016, 10:46 AM
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The block homes have an R-5 board of insulation attached on the inside. The cavities in the block will hold air that also may act as insulation. I believe they fill the cavities of every 5th column of block with rebarb and concrete (or something like that).

The framed homes have the 3.5" space between the 2x4 studs filled with fiberglass insulation that is nominally rated at R-11.

Typically the largest heat gain is from windows. The windows the builders use are not the most energy efficient windows you can buy ( look at the U-factor and SHGC ). I believe the new homes they are building now use better windows.

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Originally Posted by cmj1210 View Post
Wouldn't the block also be considered some sort of insulation? You mention the walls but nothing about the block itself.

Last edited by tuccillo; 04-14-2016 at 11:11 AM.
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Old 04-14-2016, 05:04 PM
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Originally Posted by Carl in Tampa View Post
The official NOAA report on Wilma states that it struck Florida's west coast with maximum sustained winds of 105 knots (Cat 3.) After crossing the state, it emerged on the east coast with maximum sustained winds of 95 knots (Cat 2.)

The actual quote is: "Wilma strengthened over the southeastern Gulf of Mexico and its winds reached about 110 kt as it approached Florida. Maximum sustained winds were estimated to be near 105 kt (category 3 intensity) when landfall of the center occurred in southwestern Florida near Cape Romano around 1030 UTC 24 October. Continuing to accelerate and now moving at a forward speed of 20 to 25 kt, the hurricane crossed the southern
Florida peninsula in 4.5 hours, with the center emerging into the Atlantic just southeast of Jupiter around 1500 UTC. Maximum winds had decreased to near 95 kt (category 2) during the crossing of Florida."
[/U]

Carl.....I was going by radio reports while this was happening. It only lost 10 kts from coast to coast around the center, and that was estimated but you have to realize the forward speed of the storm has to be added to the wind speed on one side and subtracted on the other side that is moving away for a true wind speed. As this storm picked up forward speed so did the wind damage on the southern side of a counter-clockwise storm moving easterly.
This was always reminded to us during hurricane broadcasts by meteorologists.
You are right that storms lose intensity when the eye moves over land but this is a much narrower part of Florida where we live. Wilma was very large with feeder bands extending out over a lot of water after the eye came ashore.
Our best bet, if we had to have one, would be a strike from the south where the storm has to travel over much land. Our worst bet would be if it came in from the Gulf.
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Old 04-14-2016, 06:35 PM
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If these wood framed houses were sided with hardi plank instead of vinyl I would consider a purchase. Vinyl, not so much. The heat gain through the sidewalls is minimal, windows are more important in the calculation. Most heat gain and loss is through the attic. Energy savings are minimal with a wood framed house. Driving through a neighborhood of vinyl sided houses is a very different aesthetic feeling compared to a block constructed neighborhood.
  #52  
Old 04-14-2016, 07:37 PM
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Quote:
Originally Posted by Shimpy View Post
Carl.....I was going by radio reports while this was happening. It only lost 10 kts from coast to coast around the center, and that was estimated but you have to realize the forward speed of the storm has to be added to the wind speed on one side and subtracted on the other side that is moving away for a true wind speed. As this storm picked up forward speed so did the wind damage on the southern side of a counter-clockwise storm moving easterly.
This was always reminded to us during hurricane broadcasts by meteorologists.
You are right that storms lose intensity when the eye moves over land but this is a much narrower part of Florida where we live. Wilma was very large with feeder bands extending out over a lot of water after the eye came ashore.
Our best bet, if we had to have one, would be a strike from the south where the storm has to travel over much land. Our worst bet would be if it came in from the Gulf.
I wouldn't want to give anyone a false sense of security, but having reviewed the NOAA interactive map of all hurricanes to have struck Florida in the past 170 years, I find only three weather events that struck Lady Lakes/The Villages. They were:

1910 - An unnamed Tropical Storm that passed East of Lady Lake.
1944 - An unnamed Category 1 Hurricane that struck The Villages area.
1968 - An unnamed Tropical Depression that struck Wildwood and passed to the Northwest of The Villages.

All of these came onshore from the Gulf of Mexico in the general area of Tampa, which has not sustained a direct hurricane strike in over 100 years.

This is not to say that severe weather associated with a hurricane would not disrupt normal activities in The Villages, particularly if electric power were to be lost for a while. During hurricane season it is prudent to have adequate stocks of water, food, flashlights and other items which we are cautioned to obtain every time a hurricane threatens.

Now, the point of this is that the thread wandered away from a discussion of energy use differences between stucco and frame houses. I repeat what I have been told before, The Villages developer claims that all of their houses, of both types of construction are built to the standards to resist a Category 2 hurricane.

Hurricanes are fairly predictable in the short term. If The Villages was to be threatened there would be plenty of warning to evacuate, with I-75 quite close, and I-95 a reasonable distance away.

I've said this before. When hurricanes threaten, people along the coastline are told that they might want to consider evacuating to inland locations, such as ours.
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Old 04-15-2016, 04:51 AM
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Seems to me, I would be more worried about Tornado threat more than hurricane. Especially since we took a direct hit in 2007.
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Old 04-15-2016, 06:26 AM
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I purchased a stucco home here in 2006. The interior temperature stays pretty consistent. To date I have not discovered any creaks appear
ing on the exterior walls. I did not need the home painted but painted it in 2014. The reason, I had a painter do some interior painting for me. He was really exceptionally and so I asked if he would return in the fall of that year to paint the exterior.

My neighborhood told me she watched him paint and was very impressed as to how meticulous he was in application and clean up. I assure you it didn't cost me what some have previously quoted as the going rate. The painter used expensive rubber based paint which the manufacturer claimed had a lifetime guarantee. The painter laughed and said noting is for a lifetime and you will probably get 15 year utility from this paint .

I had a stucco/brick house up north and the problem in that state had to do with moisture intrusion. there was one home all stone built for $5 million that experience heavy water damage so price didn't make a difference.

Ergo my concern was water intrusion, especially around the windows. Well so far I haven't found any sign of a problem and trust me I inspect often because my home north was one of those experiencing this problem. In my situation it was the interior seal in the window that separated the interior wood potion of the window from the aluminum

I suspect a variable in all this is your builder. It appears the builder of this home took great pride in his product .....Hope I haven't spoken too soon

I have the home washed once/twice a year depending
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Old 04-15-2016, 06:43 AM
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Quote:
Originally Posted by rubicon View Post
I purchased a stucco home here in 2006. The interior temperature stays pretty consistent. To date I have not discovered any creaks appear
ing on the exterior walls. I did not need the home painted but painted it in 2014. The reason, I had a painter do some interior painting for me. He was really exceptionally and so I asked if he would return in the fall of that year to paint the exterior.

My neighborhood told me she watched him paint and was very impressed as to how meticulous he was in application and clean up. I assure you it didn't cost me what some have previously quoted as the going rate. The painter used expensive rubber based paint which the manufacturer claimed had a lifetime guarantee. The painter laughed and said noting is for a lifetime and you will probably get 15 year utility from this paint .

I had a stucco/brick house up north and the problem in that state had to do with moisture intrusion. there was one home all stone built for $5 million that experience heavy water damage so price didn't make a difference.

Ergo my concern was water intrusion, especially around the windows. Well so far I haven't found any sign of a problem and trust me I inspect often because my home north was one of those experiencing this problem. In my situation it was the interior seal in the window that separated the interior wood potion of the window from the aluminum

I suspect a variable in all this is your builder. It appears the builder of this home took great pride in his product .....Hope I haven't spoken too soon

I have the home washed once/twice a year depending

Please provide the name and number of your exceptional painter and the exterior paint used.
Thx, Jimmie
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Old 04-15-2016, 07:49 AM
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We lived through Hurricane Charlie. Never having been through a hurricane before (hubby had one go over his house in Miami decades earlier), I laughed and said he didn't need to bring in the heavy BBQ. The next day the newspaper said the fire truck had lifted inches off the ground. All the block homes on the street had their screen rooms gone, decks gone and everything including sheds out of sight. Frame and mobile homes were often missing and just a slab left. On Main Street, weak buildings were destroyed ...the wind blew out the windows and took off the roof. Our friends left their block home in Port Charlotte and fled to Orlando but the hurricane went that way. They escaped safely and found their home intact. You never know. What people there did was buy hurricane shutters for their windows. It had been decades since a major hurricane came way in the harbor. I worked at SMH and on our hurricane map there was hardly a spot in Florida where a major storm has not hit. It doesn't matter where in the world you live there is always something if you are prone to fixate on it. We just do what we can and then let it go. By the way, our block home was fine minus a birdcage. We had no shutters.
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Old 04-15-2016, 09:04 AM
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Back in 1995, I was involved in a major restoration of a house that was on the national registry in Summit,NJ

The master bedroom which was rather large and directly above the dining room was totally out of level.

The correction was made by pouring ultra light concrete on the bedroom floor, on end was 4" higher than the other.

No structural reinforcement was need.

This was done by James Downs of the Downs Group

Go to Downs Group and take a look @ some of the projects he & I did
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Old 04-15-2016, 09:15 AM
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[QUOTE=Chatbrat;1212881]Back in 1995, I was involved in a major restoration of a house that was on the national registry in Summit,NJ

The master bedroom which was rather large and directly above the dining room was totally out of level.

The correction was made by pouring ultra light concrete on the bedroom floor, on end was 4" higher than the other.

No structural reinforcement was need.

This was done by James Downs of the Downs Group

Go to Downs Group and take a look @ some of the projects he & I did[



WOW. These homes are impressive.

The Downs Group - Trump Bedminster- Bedminster - club front.jpg


I am nosy. What model did you choose here in The Villages?
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Last edited by graciegirl; 04-15-2016 at 09:52 AM.
  #59  
Old 04-15-2016, 05:12 PM
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Quote:
Originally Posted by jimbo2012 View Post
hard to live in home without the roof and everything else sucked out of it.

Also I read that those block walls have cracks after such an event, so they me be standing but compromised.



show me a house that was sprayed?

even if it was that lasts only 5 years, you can't do it again unless you remove all the insulation........

Bottom line either house is a rebuild for the insurance companies.


.

Alive vs dead? Tornados in Florida are usually on the small side f1 or f2s. If if come over either house good change you will die ( small or not) But, IMO changes are greater you might live in concrete/ block structure. Hence safe room built out of concrete/cinder blocks.


Agreed, Who cares about the roof., house going to be total loss anyway. At least you have walls for some protection. Slab built frame houses are gone, nothing left except slab. When direct hit by strong tornado.

According to Massey sprayed attic come with life time guarantee.

I personally like frame home better. Easier to make changes or modifications with wood structure. Concrete you have to have masonry bit to just hang or mount something on the exterior walls.
  #60  
Old 06-20-2016, 11:17 AM
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I was here for the tornado in 2007. Block or concrete the only way to go.
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