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As aninsulation contractor，我们被问到有关现有房屋的泡沫绝缘材料的大量问题，包括泡沫绝缘安装过程，成本，安全性和最坏情况。
RetroFoam of Michigan has been installing existing home insulation across the lower peninsula since 2002. We are licensed, insured, and don’t subcontract the job out. All of our crews are trained by our foam manufacturers -- becausefoam insulation is all we do。
关于现有房屋的泡沫绝缘的最高常见问题解答
Since we get so many questions about foam insulation for existing homes, we have compiled a list of the most frequently asked to help homeowners get all the information they need as they consider making their homes more comfortable and energy-efficient.
What’s the difference between RetroFoam injection foam and spray foam insulation?
差异归结为两种材料的安装方式，因为产品的效率没有差异。
Spray foam insulation can be used in new build homes or in the attic, crawl space, or rim joist, as well as any open cavity.
逆转录剂是一种注入泡沫，可以注入现有房屋的封闭墙壁。
阅读更多：Injection Foam Insulation vs Spray Foam Insulation: What's the Difference?
How much money does spray foam insulation save on monthly energy bills?
Our customers have said theysaved anywhere between 15 to 50 percent on their monthly energy bills取决于某些因素，例如房屋的年龄，建筑，恒温器设置和生活方式偏好。
How much does spray foam insulation cost vs fiberglass and cellulose?
Foam insulation is two to three times more expensive than blown-in cellulose and fiberglass.
While foam is more expensive, it pays you back with the空气密封it creates which saves you money on monthly energy bills.
阅读更多：泡沫绝缘的终生总成本：它比您想象的要少
What type of financing is available for existing home insulation?
有a few options for financing your insulation project。
EnerBank USA offers a 12-month same-as-cash or low monthly payment traditional term loan financing.
Michigan Saves还为节能房屋更新提供了低息贷款。
We also offer financing from GreenSky.
Does old insulation need to be removed before foam insulation can be installed in existing homes?
It depends on the area of the home that is being insulated.
If you are insulating the attic, crawl space, or rim joist, thenthe old insulation must be removed为了使喷雾泡沫正常工作。
如果您要绝缘的外墙，在大多数情况下the old insulation can stay where it is,随着注入foam will compress it as it fills the cavity.
阅读更多：安装新的之前，我需要删除旧的绝缘材料吗？
Is open cell or closed cell spray foam insulation better to use in my house?
In the majority of cases, open cell spray foam is the better option to use in your home compared to closed cell.
虽然两者都会产生空气密封，但开放式牢房具有声音抑制的质量，不会掩盖泄漏，并且是一种更柔软的材料。闭孔将掩盖房屋中的泄漏，更刚性，更昂贵，并且不会衰减。闭孔是杆谷仓或商业建筑的更好选择。
阅读更多：Open Cell vs Closed Cell Foam Insulation: Which is Better for My Home?
在注入泡沫安装过程中，石膏板可以在现有墙壁上弹出还是破裂？
While rare,注射泡沫可以鞠躬或破裂干墙。
The good news is, in the event the drywall is damaged, any good contractor willmake repairs at no cost to the homeowner。在密歇根州的逆转录中，我们提供lifetime warrantythat covers the homeowner.
How long does it take to install spray foam insulation in an existing house?
大多数房屋可以是insulated in a day or less，但是在某些情况下，可能需要两天的时间，特别是如果从阁楼等大区域中除去旧的绝缘材料。
What factors impact the cost of foam insulation in an existing home?
The size of the area to be insulated is the number one factor that determines the cost.
The material used,application thickness您在家中拥有的壁板类型是其他决定因素。
阅读更多：How Much Does Foam Insulation Cost for an Existing Home?
How much is your minimum charge?
与其他承包商一样，所有泡沫绝缘承包商都将获得最低费用，根据许多变量，可能会有所不同。
Ourminimum charge根据所使用的项目和泡沫绝缘的类型，为1,200美元至1,600美元。如果您只打算，请记住这一点很重要insulate a small area。
您怎么知道什么时候墙壁完全充满泡沫绝缘？
The foreman at the job will run the injection hose all the way to the top of the exterior wall cavity and then all the way to the bottom.
如果工头遇到任何障碍物或堵塞，将在其上方或下方钻另一个孔，并将更多泡沫注入确保腔完全填充。
泡沫绝缘是否没有毒素和有害化学物质？
快速答案是肯定的，both injection foam and spray foam insulation are safe to have in every area of your home。
The spray foam insulation we use is certified Gold Green and has low VOC. RetroFoam injection foam has no off-gassing and is completely non-toxic.
壁板如何影响使用现有房屋的可注射泡沫绝缘材料的过程？
大多数房屋都有铝，乙烯基，木材或砖砌壁板。
The process for安装注入泡沫隔离的外墙对于每一个都不同。
For homes that have aluminum or vinyl siding, a piece is removed from the side of the home and a hole is drilled into each cavity. Foam is injected into the holes, the hole is plugged, and the siding is replaced.
对于砖的外部，通过每个螺柱之间的砂浆接缝钻出小孔，以注入泡沫绝缘。当腔体满时，孔将用标准的灰色砂浆重新固定。
Wood siding is handled differently if the siding can be removed, it is handled similarly to aluminum or vinyl siding. If it can’t be removed, holes must be drilled through the wood siding, the foam is injected into the cavities, and the holes are filled with wood plugs.
阅读更多：Installing RetroFoam into Exterior Walls with Different Siding Types
可以从内部安装注射泡沫绝缘材料吗？
注射泡沫安装绝对可以done from the inside。
There is a lot of prep work that is done before this can be done as it is more intrusive. Everything must be removed from the walls at least 6-feet, furniture must be covered, as well as the floors and any surfaces.
然后将孔钻入干墙进入每个螺栓腔，并注入泡沫。一旦腔体满，就可以放置一个塞子，并在其顶部涂上一层粗糙的干墙泥浆。
Will plaster or paneling impact injection foam installation?
Will injection foam leave you withbowed paneling or cracked plaster？
Anything is possible, but it's not common.
在石膏墙的情况下,他们实际上是一个bit stronger than drywall, so it's less likely to crack. When it comes to paneling, the installation is a little different because of how delicate it is. A good insulation contractor will ensure the pressure doesn't build up in the wall cavity and will be much gentler in the installation process.
What rebates are available for insulating my home?
有rebates available to residential customers他们从消费者能源，DTE和SEMCO以及密歇根州的其他一些公司中进行节能的房屋改善。
回扣could be up to $50 for insulating a rim joist, $250 for an attic, or up to $1,000 for insulating the entire house. During your estimate, your estimator will discuss whatinsulation rebates you may qualify for。
阅读更多：寻找隔热折扣以降低房屋绝缘的成本
泡沫绝缘材料如何使声音消退？
The thicker, softer material of open cell foam reduces sound waves keeping outdoor noise out where it belongs.
泡沫绝缘材料会使声音消失，但不会soundproof它。
阅读更多：Soundproofing vs Sound Dampening a Room: What's the Difference?
您如何将大教堂的天花板隔离开来，没有阁楼通道？
有几种方法可以insulate cathedral ceilings in existing homes。
在某些情况下，您可以钻探屋顶以注入泡沫绝缘。在这种情况下，工作将需要与屋顶承包商协调。
最有效的选择是将条带入天花板中，然后将泡沫喷入每个腔。然后更换天花板干墙，并在接缝上铺开一块粗糙的泥浆。房主将需要完成并涂漆。
了解有关现有房屋喷雾泡沫绝缘材料的更多信息
如果您想继续您的教育之旅foam insulation for existing homes, head on over to the学习中心在我们的网站上。
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