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 … The higher the R-Value, the greater the insulating power. market today are available in sheets, blocks, balls, spheres, cones and 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. Polystyrene . and floral retailers throughout the country, or at 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. Also called Styrofoam insulation, this is the least expensive material. Item #15358 Model #451156. 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. We need money to operate the site, and almost all of it comes from our online advertising. Polystyrene (PS) is a synthetic aromatic hydrocarbon polymer made from the monomer styrene. 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. OVERVIEW. industry name for the white rigid material made by expanding polystyrene Polystyrene and the other rigid insulation products are primarily used in wet applications such as the inside/outside of basement walls and floors. Dow Chemical’s STYROFOAM Brand Foam also covers a full range of foam You may actually be looking for an expanded polystyrene (EPS) product. Copyright © 2020 Universal Foam Products. It is often used in disposable coffee cups and coolers, and as cushioning material in packaging. 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. Polystyrene vs. Polyurethane Garage Door Insulation. Please add askdifference.com to your ad blocking whitelist or disable your adblocking software. Two of the most frequently installed types of rigid foam insulation are expanded and extruded polystyrene (EPS and XPS). Most common "foam" products, like coolers, wine shippers, molded end FOAMULAR® XPS is the right insulation for a wide variety of exterior and … It provides R-values that range from 3.6 to 4.2 per inch. At Universal Foam Products, we are experts and suppliers of EPS and It is a rather poor barrier to oxygen and water vapour and has a relatively low melting point. This standard provides a key quality check on rigid insulation. This foam board insulation is available with straight or tongue-and-groove edges to help limit air movement. 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. So, you’re thinking about insulating your garage door. Polystyrene is pre-formed to the steel panels and is usually glued to both the front and back of the inside of the panel. Expanded polystyrene foam, such as is used in cups and packaging. Both types of foam need to be covered by drywall or another code-approved fire barrier. Dow STYROFOAM Brand Foam products are most See the difference between STYROFOAM Brand Foam products and expanded polystyrene, which is often mistakenly referred to as Styrofoam. Rigid foam insulation uses one of three materials: high-quality, green-friendly polyisocyanurate; extruded polystyrene; or expanded polystyrene. 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 trademarked term is used generically although it is a different material from the extruded polystyrene used for Styrofoam insulation. All rights reserved. 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. 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. Rigid-foam insulation packs a lot of R-value into a thin package, but not all rigid foam performs the same. used to describe expanded polystyrene foam products like disposable TYPE OF FOAM. Polystyrene (left) is a synthetic aromatic polymer made from the monomer styrene which is also known as Styrofoam. 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 . Polyisocyanurate is another option, coming … a polymer of styrene; a rigid transparent thermoplastic; "expanded polystyrene looks like a rigid white foam and is used as packing or insulation". are actually STYROFOAM. extruded polystyrene building products used primarily in construction Expanded Polystyrene (EPS) is the generic times, people are looking for expanded polystyrene foam products, but STYROFOAM™ Brand Foam is a trademark of The Dow Chemical Company ("Dow") or an affiliated company of Dow. An alkane chain of benzene molecules, RCH2CHphenylR. 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. Styrofoam is a building material and is lightweight and not very dense. We do not implement these annoying types of ads! 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. 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. 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 … They are available to the consumer from major craft Expanded polystyrene (EPS) is a rigid and tough, closed-cell foam with a normal density range of 11 to 32 kg/m 3. completely different. compression strength is critical. STYROFOAM™ vs EPS What's the difference between EPS and STYROFOAM™? or an affiliated company of Dow. Polystyrene can be solid or foamed. Because EPS insulation is 98% air, it is chemically inert. Additionally, it is moderately soluble in many organic solvents, cyanoacrylate, and the propellants and solvents of spray paint. A vinylic polymer of styrene, CH2CHphenyl. insulation and void fill. univfoam.com. It is usually white and made of pre-expanded polystyrene beads. 1-in x 4-ft x 8-ft Expanded Polystyrene Foam Board Insulation. 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. It becomes rigid again when cooled. 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. This trademark covers a full range of It is the white brittle material that is frequently used in shipping to protect the goods inside. 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. Polystyrene is one of the most widely used plastics, the scale of its production being several million tonnes per year. of rigid foam insulation on the exterior side of the wall framing. commonly used in construction applications where specific R-values and Get Pricing and Availability. Additionally, EPS is usually present in structured insulated panels. It is denser than EPS and provides more R-Value with a rating of 5 per inch of thickness. The best sound absorption rating, or NRC, I was able to find for polystyrene was 0.20. Styrofoam. construction industry. The Styrofoam brand polystyrene foam, which is used for craft applications, can be identified by its roughness and the "crunch" it makes when cut. These caps and corners, box packaging and even cups at the office water cooler We've detected that you are using AdBlock Plus or some other adblocking software which is preventing the page from fully loading. right for your project?" XPS Vs EPS The most important characteristic of insulation is its ability to retain its insulating power (R-value) over long periods of time. EPS is also used in the construction industr… 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. Here are the typical applications for each type of insulation: Rigid Foam - Outside walls of homes and below grade. Definitions . Choose this option for areas that need a good amount of strength and water resistance. This foam board insulation is the rigid pink or blue panels that can be found at home centers in many different thicknesses. STYROFOAM is a registered trademark of the Dow Chemical Company ("Dow") Polystyrene is a polymer material. 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? Most often the word "Styrofoam" is generically 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. 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. This particular article focuses on two insulation types that are popular in a variety of installations for the entire building envelope: EPS and XPS. Polystyrene can be naturally transparent, but can be coloured with colourants. STYROFOAM Brand Foam products, so the only question is, "Which one is It is an inexpensive resin per unit weight. many other shapes. 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. Polystyrene is slow to biodegrade and is therefore a focus of controversy among environmentalists. products for the floral, craft and special events industries. However, EPS insulation has proven to perform just as well in such situations. or to shape molds. Brands & Products. General-purpose polystyrene is clear, hard, and rather brittle. Some Compatibility – XPS vs EPS Insulation. 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 … • Extruded Polystyrene. Styrofoam™ Brand Insulation is the original extruded polystyrene foam insulation. Some products have reinforced facing to make them sturdier. beads with steam and pressure to bond the beads together to form blocks STYROFOAM™ vs Polystyrene - What's the Difference? It forms from the polymerization of styrene monomer. One method to insulate a building is by installing 50 to 152 mm (2 to 6 in.) These insulation panels are commonly referred to as "blue board" in the The manufacturing process for EPS conventionally begins with the creation of small polystyrene beads. • Expanded Polystyrene. Extruded Polystyrene. Owens Corning FOAMULAR C-200 Extruded Polystyrene Rigid Insulation - 24 Inch x 96 Inch x 1.5 Inch Ship Lap Edge . 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). The main difference between Styrofoam and Polystyrene is that the Styrofoam is a trademark for expanded polystyrene and Polystyrene is a polymer. EPS delivers more R-Value per dollar than other sheet insulation. There are many ways to insulate, including rigid foam insulation, spray foam insulation, fiberglass batt insulation, blown in cellulose insulation, and more. We don't have any banner, Flash, animation, obnoxious sound, or popup ad. 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. are actually polystyrene foam. EPS is also used in the construction industry for 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. coffee cups, cooler and other foam packaging materials, none of which The main difference between Styrofoam and Polystyrene is that the Styrofoam is a trademark for expanded polystyrene and Polystyrene is a polymer. 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. 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. Roof Area Calculator for Cathedral Ceilings. 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. This article discusses EPS vs. XPS vs. GPS. premium products the best known extruded polystyrene insulation on the These insulation panels are commonly referred to as "blue board" in the construction industry. For contractors working with a building made of concrete, XPS tends to be the preferred form of rigid-foam insulation. Comparing Fiberglass to Foam. EPS is an expanded polystyrene available in various densities for insulation, construction and craft applications and … Polystyrene insulation is commonly known as foam insulation or by its brand name, Styrofoam. 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