Expanded, or Styrofoam insulation, is a budget-friendly option, while extruded insulation has great water resistance and is ideal for use in areas like crawl spaces. You may actually be looking for an expanded polystyrene (EPS) product. Item #15358 Model #451156. Fiberglass is the less expensive choice for wall insulation and is the simplest to install, which makes it an ideal choice for homes in four-season climates. for wall insulation, floor insulation, and roof insulation systems. Polystyrene is one of the most widely used plastics, the scale of its production being several million tonnes per year. Expanded polystyrene foam, such as is used in cups and packaging. of rigid foam insulation on the exterior side of the wall framing. A vinylic polymer of styrene, CH2CHphenyl. Polystyrene is pre-formed to the steel panels and is usually glued to both the front and back of the inside of the panel. Watch out: where polystyrene foam bead insulation has been installed into brick veneer walls as an insulation improvement or retrofit, mold and mould-odors in building wall and ceiling and even floor cavities may later be traced to leaks into the cavity, especially for homes in humid climates such as areas in the U.K. and North America. or to shape molds. STYROFOAM™ vs EPS What's the difference between EPS and STYROFOAM™? Comparing Fiberglass to Foam. caps and corners, box packaging and even cups at the office water cooler times, people are looking for expanded polystyrene foam products, but This trademark covers a full range of General-purpose polystyrene is clear, hard, and rather brittle. Expanded Polystyrene (EPS) Insulation is a rigid closed cell plastic foam that is comprised of hollow, spherical beads that are fused together using steam. The key difference between polystyrene and Styrofoam is that the polystyrene is a form of synthetic aromatic hydrocarbon polymer whereas the styrofoam is a commercial brand of polystyrene. STYROFOAM™ Brand Foam is a trademark of The Dow Chemical Company ("Dow") or an affiliated company of Dow. Styrofoam™ Brand Insulation is the original extruded polystyrene foam insulation. XPS Vs EPS The most important characteristic of insulation is its ability to retain its insulating power (R-value) over long periods of time. Roof Area Calculator for Cathedral Ceilings. Polystyrene is a polymer material. They are available to the consumer from major craft or an affiliated company of Dow. This is a relatively simple project that can reap great benefits, but with the wide variety of approaches you can take to insulate your garage, how do you choose the one that is right for you? This temperature behaviour is exploited for extrusion (as in Styrofoam) and also for molding and vacuum forming, since it can be cast into molds with fine detail. These insulation panels are commonly referred to as "blue board" in the Polystyrene vs. Polyurethane Garage Door Insulation. used to describe expanded polystyrene foam products like disposable Polystyrene . EPS delivers more R-Value per dollar than other sheet insulation. OVERVIEW. Use either extruded polystyrene (XPS) such as Styrofoam or Foamular or expanded polystyrene/EPS, sometimes called “beadboard.” EPS is less expensive and rates about R-4 per inch vs. R-5 for EPS . insulation and void fill. ADVERTISEMENT. Choose rigid insulation wisely, and consider the effect its characteristics will have on the performance of the your project, overall product cost, and the best way to get the bang for your buck. Definitions . Choose this option for areas that need a good amount of strength and water resistance. STYROFOAM Brand Foam products, so the only question is, "Which one is It becomes rigid again when cooled. These insulation panels are commonly referred to as "blue board" in the construction industry. Some The best sound absorption rating, or NRC, I was able to find for polystyrene was 0.20. Because EPS insulation is 98% air, it is chemically inert. Dow Chemical’s STYROFOAM Brand Foam also covers a full range of foam It provides R-values that range from 3.6 to 4.2 per inch. Compatibility – XPS vs EPS Insulation. TYPE OF FOAM. premium products the best known extruded polystyrene insulation on the Styrofoam is a trademarked brand of closed-cell extruded polystyrene foam (XPS), commonly called "Blue Board" manufactured as foam continuous building insulation board used in walls, roofs, and … Most often the word "Styrofoam" is generically Additionally, it is moderately soluble in many organic solvents, cyanoacrylate, and the propellants and solvents of spray paint. EPS performs better at mid to upper sound frequency attenuation, and significantly better when used with other materials. This material is light blue in color and is owned and manufactured by The Dow Chemical Company.In the United States and Canada, the colloquial use of the word styrofoam refers to another material that is usually white in color and made of expanded (not extruded) polystyrene foam (EPS). Two of the most frequently installed types of rigid foam insulation are expanded and extruded polystyrene (EPS and XPS). Polystyrene and the other rigid insulation products are primarily used in wet applications such as the inside/outside of basement walls and floors. It is an inexpensive resin per unit weight. All rights reserved. Most common foam products, like coolers, wine shippers, molded end caps and corners, box packaging and even cups at the office water cooler are actually polystyrene foam. beads with steam and pressure to bond the beads together to form blocks The higher the R-Value, the greater the insulating power. This particular article focuses on two insulation types that are popular in a variety of installations for the entire building envelope: EPS and XPS. FOAMULAR® XPS is the right insulation for a wide variety of exterior and … construction industry. Rigid foam insulation uses one of three materials: high-quality, green-friendly polyisocyanurate; extruded polystyrene; or expanded polystyrene. It is usually white and made of pre-expanded polystyrene beads. As a thermoplastic polymer, polystyrene is in a solid (glassy) state at room temperature but flows if heated above about 100 °C, its glass transition temperature. extruded polystyrene (xps) rigid foam insulation Owens Corning® FOAMULAR® 250 Extruded Polystyrene (XPS) Rigid Foam Insulation is a closed cell, highly moisture-resistant rigid foam board well suited to meet the needs for a wide variety of residential and commercial construction applications. Brands & Products. So, you’re thinking about insulating your garage door. Owens Corning FOAMULAR C-200 Extruded Polystyrene Rigid Insulation - 24 Inch x 96 Inch x 1.5 Inch Ship Lap Edge . Most often the word "Styrofoam" is generically used to describe expanded polystyrene foam products like disposable coffee cups, cooler and other foam packaging materials, none of … market today are available in sheets, blocks, balls, spheres, cones and Extruded Polystyrene. right for your project?" This standard provides a key quality check on rigid insulation. a polymer of styrene; a rigid transparent thermoplastic; "expanded polystyrene looks like a rigid white foam and is used as packing or insulation". It is increasingly abundant as a form of litter in the outdoor environment, particularly along shores and waterways, especially in its foam form, and also in increasing quantities in the Pacific Ocean. It is often used in disposable coffee cups and coolers, and as cushioning material in packaging. We need money to operate the site, and almost all of it comes from our online advertising. An alkane chain of benzene molecules, RCH2CHphenylR. One method to insulate a building is by installing 50 to 152 mm (2 to 6 in.) Styrofoam is a trademarked brand of closed-cell extruded polystyrene foam (XPS), commonly called "Blue Board" manufactured as foam continuous building insulation board used in walls, roofs, and foundations as thermal insulation and water barrier. Polystyrene can be solid or foamed. At Universal Foam Products, we are experts and suppliers of EPS and Please add askdifference.com to your ad blocking whitelist or disable your adblocking software. These It forms from the polymerization of styrene monomer. are actually STYROFOAM. Safety Issues Many believe that fiberglass insulation is in itself a hazardous material, citing the fact that it had been found by the International Agency for Research on Cancer as "possibly carcinogenic" in 1988. For contractors working with a building made of concrete, XPS tends to be the preferred form of rigid-foam insulation. Polyisocyanurate is another option, coming … We don't have any banner, Flash, animation, obnoxious sound, or popup ad. The main difference between Styrofoam and Polystyrene is that the Styrofoam is a trademark for expanded polystyrene and Polystyrene is a polymer. This article discusses EPS vs. XPS vs. GPS. Dow STYROFOAM Brand Foam products are most STYROFOAM is a registered trademark of the Dow Chemical Company ("Dow") Expanded vs. Extruded Polystyrene XPS & EPS Differentiators It is commonly understood that XPS offers more initial R-value per inch than EPS but because of its lower cost, EPS offers more R-value per dollar. Expanded Polystyrene (EPS): Ultimate Guide on Foam Insulation Material For several years, expanded polystyrene (EPS) has been utilized as a material of choice in several food packaging applications, cost-effective and energy-efficient insulation in construction applications as well as cushion transport packaging material for shock sensitive goods and many more. See the difference between STYROFOAM Brand Foam products and expanded polystyrene, which is often mistakenly referred to as Styrofoam. Whether selecting EPS or XPS insulation, to ensure performance, confirm that the product was manufactured to meet the requirements of ASTM C578, Standard Specification for Rigid, Cellular Polystyrene Thermal Insulation. Polystyrene (PS) is a synthetic aromatic hydrocarbon polymer made from the monomer styrene. Copyright © 2020 Universal Foam Products. We've detected that you are using AdBlock Plus or some other adblocking software which is preventing the page from fully loading. STYROFOAM™ has never been used to hold food and for making beverage containers or coolers for the beach - STYROFOAM™ is actually a registered brand of the Dow Chemical company – with very few exceptions they color it light blue to differentiate it from EPS or expanded polystyrene foam, and it is a version of closed-cell extruded polystyrene foam currently made for thermal insulation and craft … This foam board insulation is available with straight or tongue-and-groove edges to help limit air movement. Polystyrene can be naturally transparent, but can be coloured with colourants. • Expanded Polystyrene. and floral retailers throughout the country, or at However, EPS insulation has proven to perform just as well in such situations. Polystyrene insulation is commonly known as foam insulation or by its brand name, Styrofoam. mistakenly refer to them as STYROFOAM, even though the materials are commonly used in construction applications where specific R-values and EPS is also used in the construction industry for univfoam.com. Use Current Location. Owens Corning® FOAMULAR® extruded polystyrene (XPS) insulation is a closed-cell, moisture-resistant rigid foam board with excellent long-term stable insulating performance and durability. Expanded polystyrene (EPS) is a rigid and tough, closed-cell foam with a normal density range of 11 to 32 kg/m 3. between Expanded Polystyrene Foam and STYROFOAM Brand Foam?" Some products have reinforced facing to make them sturdier. Additionally, EPS is usually present in structured insulated panels. It is a rather poor barrier to oxygen and water vapour and has a relatively low melting point. The main difference between Styrofoam and Polystyrene is that the Styrofoam is a trademark for expanded polystyrene and Polystyrene is a polymer. Uses include protective packaging (such as packing peanuts and CD and DVD cases), containers (such as "clamshells"), lids, bottles, trays, tumblers, disposable cutlery and in the making of models. The manufacturing process for EPS conventionally begins with the creation of small polystyrene beads. We do not implement these annoying types of ads! It is the white brittle material that is frequently used in shipping to protect the goods inside. Owens Corning® FOAMULAR® XPS insulation is proven to hold its R-Value better than EPS – and even more so when water is present*, such as in below-grade applications. coffee cups, cooler and other foam packaging materials, none of which Expanded Polystyrene (EPS) is the generic • Extruded Polystyrene. products for the floral, craft and special events industries. completely different. Also called Styrofoam insulation, this is the least expensive material. There are many ways to insulate, including rigid foam insulation, spray foam insulation, fiberglass batt insulation, blown in cellulose insulation, and more. EPS is also used in the construction industr… Polystyrene (left) is a synthetic aromatic polymer made from the monomer styrene which is also known as Styrofoam. Polystyrene is slow to biodegrade and is therefore a focus of controversy among environmentalists. Here are the typical applications for each type of insulation: Rigid Foam - Outside walls of homes and below grade. Styrofoam. STYROFOAM™ vs Polystyrene - What's the Difference? many other shapes. extruded polystyrene building products used primarily in construction compression strength is critical. A common question we hear all the time is, "What’s the difference EPS is an expanded polystyrene available in various densities for insulation, construction and craft applications and … Rigid-foam insulation packs a lot of R-value into a thin package, but not all rigid foam performs the same. Both types of foam need to be covered by drywall or another code-approved fire barrier. EPS - Expanded Polystyrene Foam Insulation Boards: Rated at R4 per inch; EPS foam insulation boards are more permeable to air and moisture than XPS, but it doesn't retain moisture to the same extent because of it's more closed cell structure and it's breathability which lets it dry out. As we said, Styrofoam™ is a Dow trade, blue in color, and is an extruded polystyrene (XPS) foam made for thermal insulation, construction and craft applications. At Metro Home Insulation, we carry two types of polystyrene insulation: Expanded polystyrene – Made from expanded foam beads that are molded into shape, expanded polystyrene or EPS is ideal for above-grade applications such as exterior walls and offers an R-value of 3.6 to 4.2 per inch. Most common "foam" products, like coolers, wine shippers, molded end FOAMULAR Extruded Polystyrene Rigid Insulation is made in Canada and offers a combination of characteristics that result in long-term thermal performance of R-5 per inch, compressive strengths of 20 100 PSI and exceptional moisture resistance. Get Pricing and Availability. 1-in x 4-ft x 8-ft Expanded Polystyrene Foam Board Insulation. It is denser than EPS and provides more R-Value with a rating of 5 per inch of thickness. are actually polystyrene foam. industry name for the white rigid material made by expanding polystyrene The Styrofoam brand polystyrene foam, which is used for craft applications, can be identified by its roughness and the "crunch" it makes when cut. Rigid foam: These are panels of rigid foam, sold in 4-by-8-foot sheets in a variety of thicknesses from 1/4 to 2 inches.It is also sold in large bundled panels, joined at the ends accordion-style for use as an exterior sheathing material. Expanded Polystyrene (EPS) is the generic industry name for the white rigid material made by expanding polystyrene beads with steam and pressure to bond the beads together to form blocks or to shape molds. The trademarked term is used generically although it is a different material from the extruded polystyrene used for Styrofoam insulation. 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