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Cavity Wall Insulation

Cavity wall insulation can reduce this heat loss by up to 70 percent.

Your home can lose up to half of its heat through walls that have not been insulated. Cavity wall insulation can reduce this heat loss by up to 70 percent. You could see energy bills that are up to 25 percent lower.

Another benefit of using cavity wall insulation is a decrease in the amount of CO2 in your home. CO2 is generated when you heat your home and is seen as a major factor in global warming. You can reduce the amount of your energy bills and the negative impact you make on the earth by installing cavity wall insulation.

Homes built prior to 1982 are much less energy efficient than newer homes due to building regulations enacted that year that called for better insulation. If your home was built after 1982 there is probably no need to install additional insulation.

Did you know that almost fifty percent of the heat your home loses is through the walls? To prevent this you may want to consider installing cavity wall insulation, which is injected into the space between your inner and outer brickwork. This process is fairly inexpensive and quick, and does a wonderful job of stopping heat loss by trapping air pockets.

A home that has installed cavity wall insulation will be less susceptible to dramatic changes in outdoor temperature. This will make your home feel warmer overall and reduce the burden placed on your heating system.

What is Foam?

When people use the term foam they are often referring to polyurethane foam or Styrofoam, or a similar manufactured product.

Foam is made by trapping gas bubbles into a solid or liquid substance. The definition of foam also includes similar substances, such as quantum foam. When people use the term foam they are often referring to polyurethane foam or Styrofoam, or a similar manufactured product.

There are a wide variety of specialty foams that have been invented since the beginning of the 20th century. Foams can be used to make excellent insulation and flotation devices because of their low density. They also make great packing materials due to their light weight and ability to compress. Fires, particularly oil fires, can be extinguished using special liquid foams.

Another definition of foam includes “bubbly liquid”, which also refers to the material produced by various manufacturing products, a substance that is usually unwanted. The chemical industry produces a large amount of unwanted foam, especially in biochemical processes. Proteins and other biological substances readily produce foam when agitated. This foam serves to block the transfer of air and prevent the proper flow of the liquid; this can pose problems by preventing microbial respiration in fermentation processes. To alleviate this problem antifoam agents are sometimes added.

Foam around the mouth of an animal can sometimes point to diseases such as rabies. We also see foam on the waves of the ocean, often referred to as sea foam. The yeast used to make bread rise produces air bubbles that can also be referred to as foam.

Tips for Finding a Quality Contractor

It is to your advantage to get several estimates, and to get a firm price in writing prior to any work beginning in your home.

Your best bet for finding a high quality contractor is through referrals from trusted family, neighbors, and friends who have recently had work done on their own homes. You can also get referrals from local contractors who are involved in new construction projects.

It is to your advantage to get several estimates, and to get a firm price in writing prior to any work beginning in your home. Be sure to compare the bids from the various companies. While they may recommended using different insulation products they should all offer to give you the same total R-value.

* Some questions to help you find the right insulation contractor for your job include:
* What products and type of insulation do you recommend using?
* What is the appropriate R-value for various areas in the home?
* What types of water barriers are best for my home?
* What are your recommendations about the proper ventilation of my home?
* What is your estimated timeline to complete this project?
* What type of insurance does your firm carry?
* How familiar are you with local construction codes?
* What types of warranties or guaranties to you provide on both labor and materials?

Hiring an Insulation Contractor

When to hire an insulation contractor.

While many people choose to upgrade much of their insulation themselves, it may be a worthwhile investment to hire a professional insulation contractor. A professional contractor can ensure that you get the proper R-value for your money, as well as the most out of whatever material you use for insulation.

There are some circumstances that make hiring a contractor your best bet, including the following:

* You have no experience in home improvement projects
* There is no ventilation in your attic
* Adding additional insulation will involve structural changes to your home
* The insulation needs to be added into a hard to reach area
* You have an home built prior to 1930 that still has original wiring that can be damaged by the addition of insulation
* Your home has no insulation, or very little
* Your current insulation is damaged in some way
* You have health issues, including claustrophobia and respiratory problems that could be aggravated by doing the project yourself

Measuring Existing Insulation

To determine your current insulation level you will need a screwdriver, ruler, flashlight, and perhaps a ladder.

You need to determine the level of insulation that currently exists in your home prior to running to the home center to get the needed materials needed for an insulation upgrade. To determine your current insulation level you will need a screwdriver, ruler, flashlight, and perhaps a ladder.

The first thing you should measure is the depth of the insulation on the floor of your attic.

Next you should measure your sidewall insulation. First turn off the power at your main service panel to one of the outlets or light switches on an exterior wall. You will need to remove the switch plate cover for that outlet or light switch and use a flashlight to inspect the insulation behind the metal box. If it is not possible to see behind the box you may need to remove your baseboard in a hidden location, your closet for example, to see the insulation behind it.

To check the insulation level in a basement you can look at the space between the rim joists, the long thick boards that are placed just on top of the concrete foundation. In a finished basement you can check for foundation insulation by removing an outlet cover. You may find either fiberglass insulation or thick foam sheets.

Works best on new construction projects

Foam insulation will initially cost approximately 20% more than traditional insulation projects.

One of the greatest drawbacks of foam insulation is that it needs to be applied by a certified contractor. This is definitely not a job for the do it yourselfer.

It works best on new construction projects as it can be very messy to apply. There can also be delays when working with electrical or plumbing contractors who are not familiar with working with the product in the wall.

The cost of foam insulation
Foam insulation will initially cost approximately 20% more than traditional insulation projects. The good news is that it gives you a higher R-value and a tighter seal around your home, lowering your energy bills by up to 30%. Depending on the size of your home and the climate where you live your initial investment could be paid back in less than five years.