No matter if seeking to insulate a brand new building or retrofitting an old one, homeowners are discovering spray polyurethane foam or SPF as a possible increasingly viable option. Essentially a sprig applied plastic; it could form a continuing insulation as well as a complete air sealing barrier on walls, corners, and contoured surfaces. With this process, unique liquid contents are mixed and reacted chemically together and quickly to expand when they make contact and constitute the foam to offer the essential sealing and moisture barrier. This manner of insulation is highly preferred not just because of its extremely commendable resistance to heat transfer and also due to its exceptional capacity to reduce unwanted air infiltration through any joints, cracks or seams.

Varieties of SPF

Spray foam insulation is especially of three types and used for specific purposes. They are –

High-density SPF which is predominantly useful for exterior and roofing applications.
Medium density SPF that’s mostly employed for interior cavity fill, continuous insulation, and unvented attic applications.
Low-density SPF is best used for unvented attic applications and interior cavity fills.

Each type features its own unique advantages and normally an SPF contractor considers, the building, climate, project, budget, etc. and suggests your best option to choose. Aside from the structure in the foam, its technique of delivery and installation also plays a vital role. It’s also of three types i.e. high-pressure along with low-pressure, two-component foam and insulating foam sealant.
Features of SPF

While each type of SPF has its own unique pros and cons, there are many common advantages and benefits of deciding on this process, especially over fiberglass as an insulation means. Few of its key advantages are the following:-

Powerful insulator
Because of its expansive nature, SPF insulation is more effective than other kinds of insulation and effectively seals all nooks and crannies. By it, you are assured of not being left exposed. The method’s resistance value which is its capability to produce an air-tight seal is the best available in the market at R-6.

Lower energy costs
Owing to its top quality as an insulator, it allows the home and house-owner to save significantly on their own energy bills. In contrast to other methods saving about 30% in energy bills normally, The SPF insulation could reduce energy bills by 50% or higher.

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