Tuesday, 1 November 2011

Know about Foam and Foam Board Insulation


A variety of materials like glass, foam, cellulose, aluminum foil etc are used for Attic insulation purposes. But one of the more favored insulation materials is foam. Despite the fact that foam insulation products are costlier than other types of insulating materials, it is widely used.
Higher price may however be deemed justifiable as R-values of the foam insulations range from R-4 to R-8 per inch of thickness. This is roughly three times more than most other insulating materials of similar thickness. It is also seen that if properly installed, foam insulation is a lot more effective than the rest.



When it comes to foam insulation there can be three options - molded expanded Polystyrene (MEPS)/ extruded expanded Polystyrene (XEPS) or Polyurethane or Polyisocyanurate. Any of these should provide you with very effective insulation. Foam insulation can be done as a liquid or using factory made foam boards.
Liquid foam insulation is done either by applying from small spray containers as a liquid or by means of a pressure sprayed product for heavy duty applications. Both types expand and solidify as the chemical mixture cures. Both spray foam and foam boards are equally versatile and can be used to insulate roofs, walls, foundations, entry and overhead garage doors, pipes and tanks, under basement slabs, or over a slab-on-grade floor.


Be it any type of foam insulation, you must take care to protect it from direct sunlight as the sun's ultraviolet rays have the potential to damage them. For roofs, it’s preferable to apply a coating of tar/ acrylic/ silicone/ rubberized paint. Or else, you can also cover the foam with a rubber or plastic membrane or a layer of asphalt and roofing felt.
Foam board insulation is very effective in preventing the oppressive summer heat from penetrating into your home. It also would help you conserve energy and save on your utility bills. Foam board insulation is a rigid foam sheet, usually four by eight feet (1.2 by 2.4 m) in size, used in nearly all aspects of building construction to provide thermal resistance in floors, ceilings and walls.




Polyurethane and Polyisocyanurate foam board are very similar in content. Foam board insulation is usually placed between the exterior finish and the studs of exterior walls. To prevent air infiltration, it is necessary to place rigid insulation boards tightly together and seal the seams with tape or caulk. Polystyrene foam board insulation is done in much the same way as Polyurethane and Polyisocyanurate foam boards, except for the differences in expansion.
Please bear in mind that foam board insulation is susceptible to deterioration through exposure to sun. Though foam insulation offers no food value to insects, still insects can bore holes into it. Therefore it will be necessary for you to take appropriate precautionary measures to protect your insulation from sun and insect damage.
Foam insulation is not easily combustible but if ignited, it burns and emits dense, black, smoke containing pernicious toxic gases. Because of these inherent perils, foams used for construction will require a covering as a fire barrier.
A lot of precaution is necessary to install foam insulation. You may have to use a mask helmet and gloves. It is even advisable to cover your whole body as foam is hyper allergen and it could lead to dermatological problems. It is wiser that you hire an experienced professional to do the job as the health risk is quite high.


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http://www.aaffordableinsulators.com/


Sunday, 16 October 2011

Travelling by affordable fare is a wonderful journey

Travelling is the mainly relaxed manner has its own price. Yes the expenditure of your journey might seem a little out of your finances. But it is significance every currency you spend on your voyage because of the schedule and the kind of conveniences available in these deluxe buses. But then again, these buses give you the finest services at a very affordable fare. The buses have extremely clean drudgery and well-appointed toilets and no more do you have to wait to get to a dugout to use the rest room. You have an amusement unit in every bus playing music or movies for making you forget the burden about the long duration of travelling. They also provide periodicals as other part of amusement services. They also provide snacks and drinks which are inclusive of the pack up you have chosen. You have seats that can recline up to180 degrees and thus you are bound to have the most comfy expedition of your lifetime.

They have buses of all kinds providing to and fro services from BUS DC TO NY and vice versa. They have a highly planned and controlled group with a great order. All their buses scamper on schedule and they reach the individual destinations on point as well. They are extremely experienced and specialized in their approach that client agreement is their major priority.

Solar power vents attics benefits


Solar powered attic vents  can be used to control heat and moisture. Today there are alternatives to roof louvers that are smart and effective. The solar varieties work of the principle of solar energy. These collect the energy from the rays of the sun during your day when your attic is at its warmest. Using this energy, it generates electricity. This electricity is used to operate an extremely high energy efficient motor that is placed inside the power vent. So what does this mean to you? You are generating free electricity and getting free power! You are not only reducing the total usage of electricity in your house but you are also using a source of energy that is renewable and works without leaving waste.
                                                               

There are many types. The roof mounted is one of them. This has a durable high quality two piece construction. This utilizes a solar panel that will collect the rays from the sun and convert it into electricity. This unit will      be used to operate a 24 volt DC motor that is housed in the inside of the power vent. These units are rust resistant and a have a steel dome that is galvanized. These are pretty low profile too. The solar panels are usually located in a separated location from the dome or the roof. There is no separate electrical outlet or installation that is required. Also this will work from sunrise to sunset without costing you any money.


                                                               
The next type is the gable mounted type. This type is used in conjunction with the solar gable attic fans. The best part about these solar vents & spray foam insulation is that the installation of them is really simple. There is no electrical hookup required. This will save you all the trouble from finding a low priced electrician because there are no complicated wirings that you would have to deal with.  All that you need to do is secure the solar panel and the fan. After they are secure, all that is required is the connection of a simple plug from one to another. These systems can be conveniently mounted on your home’s gable and hidden behind a decorative shutter. Also the solar panel will come with brackets. You can use these brackets to mount it on the roof easily.    The solar panels will absorb the incoming rays of the sun and convert it into electricity.
                                                            

The main advantage of using solar vents is that you can save tons on the electricity that you would otherwise use on cooling or heating your home. You are not only conserving energy but also you are making use of a renewable source of energy that does not leave any waste behind. Also these will help to prevent moisture damage to your attic. Normally moisture would enter your attic through daily activities like laundry cooking or bathing. This moisture would get into your attic and cause damage. Using such a setup would prevent such damage by preventing them moisture to accumulate in the first place.
Source: To know more details About Attic Ventilation For commercial Buildings &
spray foam insulation  
visit  http://www.aaffordableinsulators.com/spray-foam.php