12 best rated insulation

Rated insulation, in the context of electrical systems and tools for home improvement, refers to the insulation material used in electrical wiring and components to prevent electrical leakage and ensure safety. This insulation is crucial for maintaining the integrity of electrical circuits and protecting against electric shock or fire hazards. Here is some key information related to rated insulation:

  1. Material Composition: Rated insulation materials are typically made of polymers, such as PVC (Polyvinyl Chloride), XLPE (Cross-Linked Polyethylene), and rubber.These materials have excellent insulating properties and can withstand the electrical stresses encountered in various applications.

  2. Voltage Rating: Insulation materials are rated based on their ability to withstand specific voltage levels. Different electrical components and wires require insulation with varying voltage ratings to ensure safety and proper functionality.

  3. Temperature Resistance: Rated insulation is designed to withstand a wide range of temperatures, from extreme cold to high heat, without degrading or melting. This ensures that the insulation maintains its effectiveness under different environmental conditions.

  4. Thickness: The thickness of the insulation layer is an important factor in determining its performance. Thicker insulation provides better protection against electrical arcing and prevents the exposure of conductive materials.

  5. Color Coding: In electrical wiring, different colors of insulation are often used to indicate the type and purpose of the wire. For example, black insulation is commonly used for hot or live wires, white or gray for neutral wires, and green or bare for ground wires.

  6. Applications: Rated insulation is used in various electrical applications, including wiring for residential, commercial, and industrial buildings, as well as in appliances, electronic devices, and power distribution systems.

  7. Safety Compliance: Electrical codes and standards specify the requirements for rated insulation to ensure electrical safety. Compliance with these codes is essential for the safe installation and use of electrical systems.

  8. Maintenance and Inspection: Over time, insulation may degrade due to factors like heat, moisture, or physical damage. Regular inspection and maintenance of electrical systems are necessary to identify and address any insulation issues to prevent electrical faults.

  9. Repair and Replacement: If rated insulation becomes damaged or compromised, it should be repaired or replaced promptly to maintain the safety of the electrical system. This may involve re-insulating wires or replacing damaged cables.

  10. Selection and Installation: When working on electrical projects, it's essential to select insulation materials that meet the specific requirements of the application, including voltage rating and environmental conditions. Proper installation techniques, such as securing and sealing the insulation, are critical for safety and performance.

In summary, rated insulation plays a vital role in electrical systems by providing a protective barrier that prevents electrical leakage and ensures the safe and reliable operation of electrical circuits and components. Understanding the characteristics and requirements of rated insulation is essential for anyone involved in electrical work or home improvement projects.

Below you can find our editor's choice of the best rated insulation on the market
  

FROTH-PAK 210 (1.75 PCF) Fire Rated Insulation Class A

DuPont

Based on 74 reviews Check latest price

Product description

Professional Use. FROTH-PAK Foam Insulation is a two-component, quick-cure polyurethane foam that fills cavities, cracks and expansion joints for insulation and air sealing. Flame Spread and Smoke Development FSI = 25, SDI = 400. Froth-Pak Insulation (Aged 180 days @ 75°F) has an R-Value of 12.2 when sprayed at 2” thick. FROTH-PAK™ Foam Insulation allows it to be used in a wide range of industrial, commercial, institutional and residential applications in the United States. FROTH-PAK™ Foam Insulation can be left exposed in non-fire-resistant-rated roof/wall junctures per National Fire Protection Association testing. Check Local building codes. Review all instructions and (Material) Safety Data Sheet before use. Always wear appropriate PPE. Signature required for delivery; Special handling needed for returns.

  • Due to state regulations, this product is unavailable for use in CA, CO, WA, NY, VT, MA, NJ
  • FROTH-PAK 210 Foam insulation kit yields approximately 210 board ft (17.5-cubic ft)
  • Each self-contained kit contains an ISO(A) cylinder, a Polyol (B) cylinder, INSTA-FLO Dispensing Spray Gun, 6 cone spray nozzles, 4 fan spray nozzles, and a 9-ft gun hose assembly (GHA)
  • Blocks air infiltration, helps to meet air change per hour (ACH) code requirements, ICC listed, one hour re-entry; tack free in 30 to 40 seconds
  • The Class-A rating (flame spread of 25 or less) of FROTH-PAK Foam Insulation allows its use in a wide range of interior and exterior applications. Check with local codes prior to use

User questions & answers

Question: Can this be applied in any temperature, as long as the cans are at least
Answer: To achieve the optimal chemical temperature before spraying foam, store chemical indoors at a temperature between 75-85°F. If the product is kept between the temperature requests than it can be sprayed on a colder surface. Thank you.
Question: Is this product sutted to treat a crawl space? My crawl space is 10' X 16', the floor is always cold to the feet as the floor above it is oak hardwood
Answer: This product can be used in a crawl space. This package will cover 210 square feet at 1 inch thick of foam.
Question: Can I use this product, stop, clean-up, and then use it again, hours or days later
Answer: Once you start using this product, it must be used in 30 days. If you stop at anytime, always keep the dirty nozzle on, shut the gun and then shut the tank valves. When you want to use it again, pop off the used nozzle, put a clean one on, open the gun and tanks.
Question: does this include an applicator suitable for spraying a flat surface for relatively even coverage - to achieve good R-value
Answer: comes with a total of 10 tips... 6 fan tips and 4 cone tips for various applications. If you go to the manufacturer website, you will find any information needed there.

Lynn Manufacturing 1.5" Thick, Superwool Plus Insulation, Morgan Thermal Ceramics, 2200F Rated, 8 Lb. Density, 24" Wide, 15 Ft. Long, Ceramic Fiber Alternative, Safer Kaowool, 8SPV2

Based on 2 reviews Check latest price

Product description

Superwool Plus Blanket Insulation, 8 Lb density, 1.5"x24"x180" (30 sf/ctn). Superwool is manufactured from pure raw materials and processed to offer excellent performance in high-temperature applications. Superwool offers an alternative to traditional insulating solutions due to its high refractoriness and excellent non-wetting characteristics with molten aluminum. Superwool provides stability and resistance to chemical attack. Exceptions include hydrofluoric acid, phosphoric acid and strong alkalies (i.e. NaOH, KOH). Superwool is unaffected by incidental spills of oil or water. Thermal and physical properties are restored after drying. 8SPV2

  • MATERIAL: Superwool Plus blanket, which is soft, flexible & withstands 2100F. Superwool is an alternative to ceramic fiber with improved health and safety attributes. Superwool products do NOT carry a GHS health hazard warning label. Alkaline Earth Silicate (AES) Wool.
  • FEATURES: Low bio persistence, Thermal stability, Low heat storage, Good resistance to tearing, Flexible and resilient, Immune to thermal shock, Excellent thermal insulating performance, Based on patented technology
  • USES: Furnace kiln, reformer and boiler lining, Laboratory ovens, Furnace door lining and seals, Furnace repair, Annealing furnace linings, Investment casting mold wrap, Stress - relieving blankets, Reusable steam and gas turbine insulation, Expansion joints packing, High temperature gasketing, Fire protection
  • DIMENSIONS: 180'' x 24'' x 1-1/2'' (30 sf/ctn)
  • Made in the USA by Morgan Thermal Ceramics PN: 6228786005PLUS

Lynn Manufacturing 1" Thick, Superwool Plus Insulation, Morgan Thermal Ceramics, 2200F Rated, 8 Lb. Density, 24" Wide, 25 Ft. Long, Ceramic Fiber Alternative, Safer Kaowool, 8SP12

Based on 2 reviews Check latest price

Product description

Superwool Plus Blanket Insulation, 8 Lb density, 1" x 24" x 300" (50 sf/ctn). Superwool is manufactured from pure raw materials and processed to offer excellent performance in high-temperature applications. Superwool offers an alternative to traditional insulating solutions due to its high refractoriness and excellent non-wetting characteristics with molten aluminum. Superwool provides stability and resistance to chemical attack. Exceptions include hydrofluoric acid, phosphoric acid and strong alkalies (i.e. NaOH, KOH). Superwool is unaffected by incidental spills of oil or water. Thermal and physical properties are restored after drying.

  • MATERIAL: Superwool Plus blanket, which is soft, flexible & withstands 2200F. Superwool is an alternative to ceramic fiber with improved health and safety attributes. Superwool products do NOT carry a GHS health hazard warning label. Alkaline Earth Silicate (AES) Wool.
  • FEATURES: Low bio persistence, Thermal stability, Low heat storage, Good resistance to tearing, Flexible and resilient, Immune to thermal shock, Excellent thermal insulating performance, Based on patented technology
  • USES: Furnace kiln, reformer and boiler lining, Laboratory ovens, Furnace door lining and seals, Furnace repair, Annealing furnace linings, Investment casting mold wrap, Stress - relieving blankets, Reusable steam and gas turbine insulation, Expansion joints packing, High temperature gasketing, Fire protection
  • DIMENSIONS: 300'' x 24'' x 1'' (50 sf/ctn)
  • Made in the USA by Morgan Thermal Ceramics PN: 6228787004PLUS

User questions & answers

Question: Do you have this product available in the 6 lb. density
Answer: It is an item we carry that is not yet listed on Amazon. We are looking to add this in the near future. We currently have the 8 lb and 4 lb density listed.
Question: I will be using this to insulate a smoker, in between the sheet metal. Is it safe to do so with this material. as it will be used for cooking
Answer: Yes, this insulation is commonly used in ovens and stoves, so this is a great application for it (when installed between metal - as you mentioned)

Lynn Manufacturing 2" Thick, CeraBlanket Insulation, Morgan Thermal Ceramics, 2400F Rated, 8 Lb. Density, 24" Wide, 12.5 Ft. Long, 8CB22

Based on 6 reviews Check latest price
  • MATERIAL: CeraBlanket, which is soft, flexible & withstands 2400F.
  • FEATURES: Low thermal conductivity, low heat storage capacity, no organic binders
  • USES: Furnace Linings, Kiln Lining, Boiler Insulation, Heat Shield, Investment Casting Mold Wrap, Field Stress Relieving, Pipe Wrap Insulation.
  • DIMENSIONS: 150'' x 24'' x 2'' (25 sf/ctn)
  • Made in the USA by Morgan Thermal Ceramics PN: 82587860060000

Product features

Kaowool Ceramic Blankets

High temperature stability: Kaowool ceramic insulation blanket withstands direct flame, continuous use at 2200 , intermittent use at 2400 . Above 2400 it will begin to shrink, become brittle and eventually melt at 3200 ℉.

Thermal conductivity: The R-value is approximately 2.5 per inch. For a 1000 hot face with 1" of insulation, expect the cold face of the insulation to be 220 .

Installation: Mechanical fastening or high temperature adhesive such as sodium silicate, refractory cement or RTV silicone.

Quality: Made from premium 8lb density Cerablanket that has high insulating value, strength & durability. Made in the USA by ISO 9001 certified Morgan Thermal Ceramics.

Chemical composition: 46% alumina, 54% silica and less than 1% impurities.

Uses: Fireplace insert insulation, baffle blankets, wood stove insulation, kiln insulation, blacksmith forge, pizza ovens, brazing, soldering blanket, welding, pellet stove, chimney lining, furnace insulation, boiler, foundries, refractory wool , glass blowing, jewelry making, fireproof doors, fireplace insulation, muffler packing.

Product history: Kaowool was the original ceramic blanket which has been improved and replaced by Cerablanket. Cerablanket has lower impurities and is superior to Kaowool in all properties. This listing is Cerablanket.

Also known as: Kaowool, Inswool, Durablanket, Cerablanket, TaoFiber, Fiberfrax, Ceramic Wool

Lynn Manufacturing 1" Thick, CeraBlanket Insulation, Morgan Thermal Ceramics, 2400F Rated, 4 Lb. Density, 24" Wide, 25 Ft. Long, 4CB12

Product description

Ceramic Fiber Insulation, Morgan Thermal Ceramics Cerablanket, 4 Lb density, 1" Thick x 24" x 300", 2400F Rated Fireproof Insulation Blanket

  • MATERIAL: CeraBlanket, which is soft, flexible & withstands 2400F. Cerablanket is equivalent to Kaowool.
  • FEATURES: Low thermal conductivity, low heat storage capacity, no organic binders
  • USES: Furnace Linings, Kiln Lining, Boiler Insulation, Heat Shield, Investment Casting Mold Wrap, Field Stress Relieving, Pipe Wrap Insulation.
  • DIMENSIONS: 300'' x 24'' x 1'' (50 sf/ctn)
  • Made in the USA by Morgan Thermal Ceramics PN: 82547870040000

Across International DomeShield 5L Flask Fabric Insulation for Ai DigiM 5L Digital Heating Stirring Mantle, 800 ºC Rated

Across International

Product description

Across International 5L flask thermal insulation shields keep your distillation setup running at peak performance. These insulating fabric domes prevent vapor condensation in the upper half of the flask, while also protecting the flask and its contents from drafts. The cover also aids in the protection of the glassware from falling objects, and thermal strain.

  • All non-electrical conductive materials
  • Very low thermal conductivity for the best insulation effect
  • Accommodates 1, 2 or 3-neck flasks
  • Easy installation and removal with hook and loop fasteners
  • Inner fabric: rated for 1000­°C constant temperature, contains 96%+ SiO2
  • Fiber glass insulation: rated for 800°C
  • Outer fabric: rated for 280°C

Product features

Ai 5L DomeShield Thermal Flask Insulation

Grab on to your short paths and welcome the new heat insulators from Across International!

Designed to keep your distillation setup running at peak performance, these flask insulation shields will optimize your work. The protective dome prevents vapor condensation in upper half of the flask, while also protecting the flask & its contents from cold air drafts.

In addition to the flask insulators, we also have introduced insulation sleeves for Ai 5L distillation heads. See comparison chart below for details.

Lynn Manufacturing 1/2" Thick, CeraBlanket Insulation, Morgan Thermal Ceramics, 2400F Rated, 8 Lb. Density, 24" Wide, 50 Ft. Long, 8CBL2

Lynn Manufacturing

  • MATERIAL: CeraBlanket, which is soft, flexible & withstands 2400F. Cerablanket is equivalent to Kaowool.
  • FEATURES: Low thermal conductivity, low heat storage capacity, no organic binders
  • USES: Furnace Linings, Kiln Lining, Boiler Insulation, Heat Shield, Investment Casting Mold Wrap, Field Stress Relieving, Pipe Wrap Insulation.
  • DIMENSIONS: 600'' x 24'' x 1/2'' (100 sf/ctn)
  • Made in the USA by Morgan Thermal Ceramics PN: 82587870030000

User questions & answers

Question: Is this product used behind firebrick in a wood burning stove
Answer: Usually firebrick is the only thing between the walls of the stove and the fire. CeraBlanket is used on top of several baffle boards - but this varies by manufacturer
Question: Could I use this to fireproof the inside of a 4 post rectangular outdoor gazebo so I can put a above ground natural wood fire pit within the gazebo
Answer: We cannot recommend this product for that application.
Question: I Need it wider do you have it
Answer: It is available in 48" widths, but this is not available on Amazon due to the size of the item.

Product features

Kaowool Ceramic Blankets

High temperature stability: Kaowool ceramic insulation blanket withstands direct flame, continuous use at 2200 , intermittent use at 2400 . Above 2400 it will begin to shrink, become brittle and eventually melt at 3200 ℉.

Thermal conductivity: The R-value is approximately 2.5 per inch. For a 1000 hot face with 1" of insulation, expect the cold face of the insulation to be 220 .

Installation: Mechanical fastening or high temperature adhesive such as sodium silicate, refractory cement or RTV silicone.

Quality: Made from premium 8lb density Cerablanket that has high insulating value, strength & durability. Made in the USA by ISO 9001 certified Morgan Thermal Ceramics.

Chemical composition: 46% alumina, 54% silica and less than 1% impurities.

Uses: Fireplace insert insulation, baffle blankets, wood stove insulation, kiln insulation, blacksmith forge, pizza ovens, brazing, soldering blanket, welding, pellet stove, chimney lining, furnace insulation, boiler, foundries, refractory wool , glass blowing, jewelry making, fireproof doors, fireplace insulation, muffler packing.

Product history: Kaowool was the original ceramic blanket which has been improved and replaced by Cerablanket. Cerablanket has lower impurities and is superior to Kaowool in all properties. This listing is Cerablanket.

Also known as: Kaowool, Inswool, Durablanket, Cerablanket, TaoFiber, Fiberfrax, Ceramic Wool

100ft 22 AWG Solid Copper Wire - UL1007 Rated with Black PVC Insulation

ProTechTrader

Based on 32 reviews Check latest price

Product description

100 feet 22AWG - Solid Copper Wire - Black Insulation - UL1007 Rated 300V 80? - Electronics Hook-up Wire Tinned for Corrosion Resistance Designed for Easy Soldering and Breadboard Usage - 100ft Economy Bagged



22 Gauge (22ga) Solid Copper Tinned Hookup Wire for Electronics and Electrical Wiring

100ft 22 AWG Copper Hook Up Wire with Black Insulation Economy Bagged

Tinned Copper wire for easier soldering and superior corrosion resistance suitable for crimp connectors

UL1007 Certified PVC Insulated Rated for 300 volts & 105°C Primary Power Wiring

Perfect for DIY Electronics, Breadboards, Prototyping, Experiments, Arduino Microcontrollers, Radio, Home Theatre, Automotive, Stereo, Robotics, Appliances and R/C Power applications

  • 22 Gauge (22ga) Solid Copper Tinned Hookup Wire for Electronics and Electrical Wiring
  • 100ft 22 AWG Copper Hook Up Wire with Black Insulation Economy Bagged
  • UL1007 Certified PVC Insulated Rated for 300 volts & 105°C Primary Power Wiring
  • Perfect for DIY Electronics, Breadboards, Prototyping, Experiments, Arduino Microcontrollers, Radio, Home Theatre, Automotive, Stereo, Robotics, Appliances and R/C Power applications
  • Tinned Copper wire for easier soldering and superior corrosion resistance suitable for crimp connectors

User questions & answers

Question: Is this item like the wire sold from Jameco
Answer: Yes, it would be identical to the Jameco UL 1007 Solid 22 Gauge Wire except without the spool. We also offer it with the spool as well.

NASATECH White (Pre-cut 8 Panel) 1 Car Garage Door Insulation Foam Kit Energy Star Rated R8 Fits 8x7 8x8 9x7 9x8

MWS

Based on 155 reviews Check latest price

Product description

Can reduce the inside garage temperature 8 degrees in summer and turn it into a comfortable working Very clean, finished look!!!Non toxic / Non carcinogenic Class 1 Class A Fire Rated / Made in USA / Ships from USA / Super Fast Shipping

  • ONE CAR GARAGE DOOR!!! Creates an air pocket to obtain an R8 value insulation!!! 8ft and 9ft 4 Panels Doors
  • Saves heating costs in winter, reduces heat loss through the garage!!!
  • Can reduce the inside garage temperature 8 degrees in summer and turn it into a comfortable working
  • Very clean, finished look!!!Non toxic / Non carcinogenic
  • Class 1 Class A Fire Rated / Made in USA / Ships from USA / Super Fast Shipping

User questions & answers

Question: what is the thickness of the foam panels
Answer: They are about 1/4” thick, but what you need to concentrate on is the R-rating. These are R8 which means it reduces energy loss by 2% which is equivalent to consuming 3% less energy. It has made a noticeable difference in how hot or cold the garage gets.
Question: What are the measurements of the product
Answer: I’m not sure but I did have to use a utility knife to cut each one to fit the panels on my garage doors. It only took a minute. You’ll really like having them on your doors.
Question: I have 2 garage doors - each with 4 - 8 ft. x 21 in. panels (the top panel is windows). Would 2 - 1 car garage door kits work
Answer: Yes but you can always order an extra roll or 2 to finish the job
Question: Our garage door is flat & there are no rails to tuck the insulation into - is the frame include in the kit? The door is 7 by 8 and each panel is
Answer: Frame is not included. We attached ours to the outside of frame with the double sided tape included. You should be able to attach it to your panels but I don’t know if it will insulate as well without the air space between insulation and door. Maybe the manufacturer has an answer to that.

US Energy Products Foam Core Reflective Insulation Garage Door Double Foil 21 Inch x 18ft Roll Energy Star Rated Made in USA

American Wholesale Superstore

Product description

US Energy Products foam Core Reflective Insulation Garage Door Double Foil 21 Inch x 18ft Roll Energy Star Rated Made in USA

  • Low-E foam Core Reflective Insulation Garage Door Double Foil 21 Inch x 18ft Roll Energy Star Rated Made in USA

10 Rolls PVC Electrical Tapes, Maveek Self-Adhesive Waterproof Insulation Blue Tapes, Rated up to 600 Volts and 176 °F, 15mmx18m(0.6" x 59ft)

Maveek

Based on 160 reviews Check latest price

Product description

Maveek Tapes have good quality material with polyethylene coating and strong adhesive backing.



High-grab and excellent tear resistance for instant repairs to ducting, hoses, pipework, glass, tents, marquees and other rigid or flexible objects. Creates a waterproof seal with excellent weather resistance.Clear noticeable colour for alerting youself.



Features:

Tape width 15mm / 0.05feet / 0.6inches

Roll length: 18m / 59.1 feet / 708.7 inches.

Colour: blue



Package Include:

10 x Blue electrical insulation tape



  • 【PVC Electrical Insulation Tape】Tape width 15mm / 0.05feet / 0.6inches, length 18m / 59.1 feet / 708.7 inches.
  • 【Good Quality】Surface is smooth, insulation, waterproof, compression, acid and alkali resistance.Even after long-term exposure to sunlight and wind and rain erosion, it will still maintain good viscosity.
  • 【Long-lasting and persistent insulation】The tape made of rubber and tackifier resin, good quality,durable and sticky.A waterproof seal tape for instant repairs to ducting, hoses, pipework & fabric.
  • 【Product Features】It has the bright colour coding and identification, also can be cutted into pieces to your desired size and shape.Easy to stick and remove without leaving glue residue.
  • 【Various Uses】These electrician tapes are fit for repairing spliced wires, wire bundling, cable insulation, for indoor or outdoor.

HALO E27RICAT E26 Series Recessed Lighting Shallow Remodel Insulation Contact Rated Air-Tite Housing, 6", Aluminum

HALO

Based on 206 reviews Check latest price

Product description

The HALO E27RICAT recessed housing is a compact and efficient shallow recessed remodel housing optimized and listed for EISA Compliant tungsten-halogen lamps, as well as incandescent, CFL and LED lamps. Housing is suitable for residential or light commercial shallow ceiling applications. For installation in insulated ceilings and non-insulated ceilings with airtight code compliant construction. Use with a variety of trims and finishes to create different lighting effects or to match any decor. May be retrofit with compatible HALO LED lighting systems.

  • Can be installed from below the ceiling in home remodel applications, ideal for those who have limited or no access to their ceiling
  • Insulation contact rated: Designed for insulated ceilings where contact is necessary
  • Shallow recessed can for ceilings with 2 x 6 joist construction, fits perfectly in tight spaces
  • Exclusive remodel speed clamps securely lock from 3/8 in. to 2 in. ceilings eliminating the struggle often experienced with recessed housing clips
  • Compatible with a wide variety of 6 inch recessed light trims, but is best with HALO 426, 420, 353, 310, 301, 172, 78, 71, 70, and 30 series models
  • Compatible with a wide variety of 6 inch LED retrofit trims, but is best with HALO quality RL, RA, SLD, LT, SMD, and ML series models (bulb free with some having a 45 year LED lifespan)
  • High performance E26 Series 6 inch trim options available

User questions & answers

Question: Would these work in ceiling tiles? (Drop ceiling
Answer: Probably not. The ceiling tiles probably won’t be strong enough to support the clips that mount the can to the tile. You could try but I don’t think they would work. If they are Sheetrock tiles then probably would work.
Question: I purchased the light and a 155mm hole saw as 152 is specified on the template. This is nowhere close. Please let me know how you will resolve
Answer: I purchased a hole saw at homedepot made specifically for can lights which includes a clear plastic shield to catch the drywall dust. Worth the money. Ditch the template.
Question: What size hole saw
Answer: The E27RICAT ceiling opening should be cut per the template supplied. Opening is 6 ¼”.
Question: Dose this can fit the 6100WB 6” trim
Answer: Yes, 6100 Trim is compatible with E27RICAT. https://www.cooperlighting.com/content/dam/cooper-lighting/brands/halo/spec-sheets/halo-6100-td518106en-sss.pdf

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