Collection: Fire Resistant (FR) or Flame Retardant Protective Clothing and Gear

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Fire Resistant (FR) Clothing

Frequently Asked Questions

Know your gear, protect what matters

Shipping Policy

Shipping policy

All orders are subject to manufacturer back orders. If a product is not immediately available, a member of our customer service team will reach out to you to discuss your options, including a full and immediate refund.

 


DOMESTIC ORDERS

 

Free Fed Ex Ground Shipping on all orders over $250 being delivered within the contiguous (conterminous) United States. All orders under $250 being delivered within the contiguous (conterminous) United States will be charged a flat rate of $25 for Fed Ex Ground Shipping.

 

A flat rate of $150 will appear at checkout for select products being delivered to AK/HI. If this flat rate is not an option, you will have to contact us for a custom shipping quote. 


Most orders will enter the Fed Ex system in Detroit, Michigan area in 1 to 2 business days after the order is placed.

 

Fed Ex Ground transit times: "1–5 business days within the contiguous U.S., 3–7 business days to and from Alaska and Hawaii. Check transit times based on your zip code: http://www.fedex.com/grd/maps/ShowMapEntry.do

 


INTERNATIONAL ORDERSA

A flat rate of $150 will appear at checkout for select products being delivered to US Territories, Armed Forces, Canada, Mexico, and various Caribbean nations. If this flat rate is not an option, you will have to contact us for a custom shipping quote.

 

Novarlo is not responsible for duties and fees that may be applied by your country. It is your responsibility to understand what the charges will be as we do not accept returns for any reason.

 

**FOR EXPEDITED, OVERNIGHT, OR SERVICE PERSONALIZED IN ANY WAY, PLEASE CALL (833) 408-0500 AND WE WILL BE HAPPY TO ACCOMMODATE YOUR CIRCUMSTANCES TO THE BEST OF OUR ABILITIES!**

 

CONTACT INFO
Address
31435 Stephenson Hwy
Madison Heights, MI 48071
Phone
Main: (833) 408-0500
Email: sales@novarlo.com

Refund Policy

Refund policy

 

Returns

 

We’ll always do our best to put it right if, occasionally, a product may not be quite right or is surplus to requirements.

 

We accept refunds on non-branded, non-customized items. Other products, unfortunately, usually not. If you want to know if we can make an exception, please call us at (833) 408-0500 BEFORE placing your order. (Re-stocking fees are likely to apply.)

 

Thank you for your understanding.

 

CONTACT INFO
Address
31435 Stephenson Hwy
Madison Heights, MI 48071
Phone
Main: (833) 408-0500
Email sales@novarlo.com

What is NFPA 2112 and when is FR clothing required?

NFPA 2112 is a U.S. standard developed by the National Fire Protection Association (NFPA) that specifies the minimum performance requirements for flame-resistant (FR) garments worn by industrial workers. It focuses on protecting wearers from flash fire hazards, which are sudden, intense fires that can ignite clothing and cause serious injury or death in seconds.

 

To comply with NFPA 2112, garments must undergo rigorous testing for flame resistance, heat resistance, and thermal shrinkage. One of the most critical tests measures the mannequin burn injury prediction, requiring that no more than 50% of the body area sustains predicted second-degree or worse burns after a simulated flash fire. This ensures that FR clothing offers proven protection under real-world conditions.

 

FR clothing certified to NFPA 2112 is typically required in industries where flash fires are a known risk, such as oil and gas, chemical processing, refining, and utilities. Employers are responsible for conducting hazard assessments and providing appropriate protective gear where needed.

 

In short, NFPA 2112 ensures that FR garments meet strict safety standards for flash fire protection. If your workplace involves flammable gases, vapors, or dust, FR clothing that meets this standard is not just important—it’s often a regulatory requirement.

What does NFPA 70E-2018 define in terms of arc flash risk?

NFPA 70E–2018 is a standard developed by the National Fire Protection Association that outlines best practices for electrical safety in the workplace, including how to assess and mitigate arc flash risk. An arc flash is a sudden release of energy caused by an electrical fault, capable of producing intense heat, light, pressure, and flying debris in less than a second—posing a serious danger to workers.

 

The standard provides a framework for conducting arc flash risk assessments, which includes identifying potential hazards, determining the likelihood and severity of an arc incident, and implementing protective controls. It also defines Arc Flash Boundary distances, within which workers must wear proper PPE and follow strict safety protocols to prevent injury.

 

One of the key features of NFPA 70E is the categorization of arc flash protective clothing into four PPE Categories (1–4) based on the incident energy level (measured in calories per square centimeter – cal/cm²). These categories help determine what type of flame-resistant (FR) clothing and arc-rated gear workers must wear to remain protected during energized electrical work.

 

In summary, NFPA 70E–2018 is the go-to standard for managing arc flash risk. It provides essential guidance on hazard identification, safe work practices, and PPE selection—helping organizations protect workers from the devastating effects of arc flash incidents.

What are CAT 1-4 FR apparel categories and how do I choose?

CAT 1–4 refers to the four Arc Flash PPE Categories defined by NFPA 70E, which classify flame-resistant (FR) clothing based on the level of arc thermal protection they provide. Each category corresponds to a range of incident energy exposure, measured in calories per square centimeter (cal/cm²)—a unit that indicates the amount of thermal energy a garment can safely handle.

 

CAT 1: Minimum arc rating of 4 cal/cm² (basic FR shirt and pants or coverall)

 

CAT 2: Minimum arc rating of 8 cal/cm² (add arc-rated outerwear or heavier fabrics)

 

CAT 3: Minimum arc rating of 25 cal/cm² (includes multi-layer FR systems or suits)

 

CAT 4: Minimum arc rating of 40 cal/cm² (used for the highest-risk tasks, typically includes arc flash suits with head and face protection)

 

To choose the right category, you must first determine the incident energy level at the task location, which comes from an arc flash risk assessment. Once you know the energy level, you select FR clothing that meets or exceeds that rating. For example, if your worksite has an arc flash energy of 9 cal/cm², you’d need at least CAT 2 protection.

 

In summary, CAT levels guide you in selecting FR clothing that matches the severity of arc flash risk in your work environment. Always choose PPE that meets or exceeds the required arc rating, and ensure it’s worn properly for full-body protection.

What does ASTM F1506 test for in flame-resistant fabrics?

ASTM F1506 is a key performance standard developed by ASTM International that specifies the minimum requirements for flame-resistant (FR) textiles used in electrical arc flash and flash fire environments. It applies to garments worn by workers exposed to electrical hazards, such as electricians, utility workers, and maintenance crews.

 

The standard tests fabrics for several critical safety features, including:

 

Flame resistance – ensuring the fabric will not ignite, continue to burn, or melt after exposure to flame.

 

Arc rating (ATPV or EBT) – measuring the fabric’s ability to resist the thermal energy of an arc flash.

 

Thermal shrinkage – verifying that the fabric maintains its integrity and shape when exposed to high heat.

 

To pass ASTM F1506, the fabric must self-extinguish within 2 seconds, exhibit less than 6 inches of char length, and demonstrate a valid arc thermal performance value (ATPV or EBT). These requirements ensure that garments made from these fabrics provide real-world protection in high-risk electrical environments.

 

In summary, ASTM F1506 confirms that FR clothing has been tested for durability, flame resistance, and arc flash protection. If your work involves electrical hazards, clothing labeled with ASTM F1506 compliance is essential for staying safe and meeting regulatory requirements.

What is ASTM F2733 and how is it used in flash fire environments?

ASTM F2733 is a performance standard developed by ASTM International that sets the requirements for flame-resistant rainwear used in environments where workers may be exposed to flash fires. It is specifically designed for garments made from waterproof materials, ensuring that protection from fire does not come at the cost of protection from the elements.

 

The standard tests garments for several key factors:

 

Flame resistance – the fabric must self-extinguish quickly and not melt or drip.

 

Thermal shrinkage – materials must retain their shape and coverage after heat exposure.

 

Flash fire simulation – garments are subjected to a 3-second flash fire, and body burn prediction is measured using thermal mannequins.

 

ASTM F2733 is commonly required in oil and gas, petrochemical, and refinery settings, where workers are exposed to both flammable atmospheres and outdoor weather conditions. The garments that meet this standard provide a combination of flash fire protection and rain protection, making them ideal for wet, hazardous environments.

 

In short, ASTM F2733 ensures that flame-resistant rainwear performs reliably under both fire and environmental stress, helping keep workers safe in high-risk, outdoor operations. Look for this certification when waterproof FR gear is required.

What does ASTM F955 cover for protective clothing arc tests?

ASTM F955 is a testing standard that evaluates how well protective clothing materials resist heat and damage when exposed to electric arcs, particularly in situations involving molten metal splashes. It is especially important for assessing multi-layer protective garments used in foundries, welding, and electrical utilities, where both arc flash and molten exposure are potential hazards.

 

The test simulates a realistic arc flash scenario by exposing a fabric sample—often layered over a thermal sensor or mannequin—to a high-energy electrical arc. It then measures the temperature rise on the sensor, evidence of ignition, melting, dripping, or sticking of molten metal to the fabric.

 

ASTM F955 is used to determine if the clothing meets safety thresholds for preventing second-degree burns and minimizing injuries caused by heat and molten metal. It helps safety managers verify whether a garment provides enough protection for workers who face combined risks, especially when working near live electrical systems or in metal-handling environments.

 

In summary, ASTM F955 helps confirm that protective garments can endure arc exposure and resist molten metal damage, ensuring higher safety standards for workers in some of the most extreme industrial environments.

What is ASTM F1891 and when is it used in arc flash rainwear?

ASTM F1891 is a performance standard for arc-rated flame-resistant rainwear, designed to ensure that protective garments can withstand both electrical arc hazards and wet weather conditions. It is essential for workers in utilities, electrical maintenance, and power generation, where exposure to both rain and arc flash is a real concern.

 

The standard tests rainwear materials for several key performance factors:

 

Arc thermal performance (ATPV or EBT) – measuring how much thermal energy the fabric can withstand before causing second-degree burns.

 

Flame resistance – ensuring the garment won’t ignite, melt, or continue to burn after arc exposure.

 

Water resistance – verifying that the garment remains waterproof while maintaining its arc-rated protection.

 

Garments certified to ASTM F1891 provide a minimum arc rating of 5 cal/cm² and must pass a simulated arc flash test while retaining their waterproof integrity. This makes them suitable for fieldwork in wet, energized environments, where typical FR garments alone may not offer adequate protection.

 

In summary, ASTM F1891 ensures that arc-rated rainwear performs reliably under both electrical and environmental stress, offering vital protection for outdoor workers facing the dual hazards of rain and arc flash.

What does EN ISO 11611 cover for welding and heat exposure?

EN ISO 11611 is an international standard that sets the minimum requirements for protective clothing worn during welding and related processes. It ensures that garments provide protection against brief contact with flame, radiant heat, molten metal splashes, and electrical contact from welding electrodes, helping reduce the risk of burns and injuries.

 

The standard applies to coveralls, jackets, trousers, and hoods designed for use in manual metal arc welding, TIG and MIG welding, plasma cutting, and grinding. Garments are tested for flame spread, tensile strength, tear resistance, seam strength, and protection against small splashes of molten metal.

 

EN ISO 11611 is divided into two classes:

 

Class 1: For lower-risk welding techniques with fewer sparks and heat.

 

Class 2: For higher-risk processes involving more splatter and greater exposure to radiant heat.

 

In summary, EN ISO 11611 ensures welding garments meet rigorous standards for flame and heat protection, allowing workers to perform welding and hot work safely. Always choose garments certified to the correct class based on your welding method and risk level.

What is the difference between M4 and M5 Ariat pants?

The difference between M4 and M5 Ariat pants comes down to fit, rise, and leg style, giving wearers options based on personal preference and comfort. Both styles are part of Ariat’s workwear and western wear collections, designed for durability, function, and long-lasting comfort in demanding environments.

 

M4 pants feature a low-rise waist with a relaxed fit through the hip and thigh, and a boot-cut leg opening. This style offers a more generous cut, making them ideal for those who prefer a roomier feel or need added mobility for bending, lifting, or riding.

 

M5 pants have a slightly higher rise and a slimmer fit through the thigh and seat, also with a boot-cut leg. They offer a more modern, streamlined appearance while still providing flexibility and toughness for active work or riding tasks.

 

In short, choose M4 for a looser, more relaxed fit, and M5 if you prefer a closer-fitting, more tailored look. Both deliver Ariat’s signature durability, but the best choice depends on your comfort needs and style preference.

What are the pros and cons of 1/2 masks vs PAPR respirators?

1/2 masks (half-face respirators) and PAPRs (Powered Air-Purifying Respirators) both offer protection against airborne hazards, but they differ significantly in design, protection level, and comfort. Choosing between them depends on the work environment, duration of use, and specific hazards.

 

1/2 masks are compact, lightweight, and cost-effective. They rely on the wearer’s lung power to draw air through filters or cartridges and are suitable for tasks involving dust, fumes, and light chemical exposure. However, they can become uncomfortable during long shifts, especially in hot or physically demanding environments, and require a tight facial seal—which may be compromised by facial hair or eyewear.

 

PAPRs, on the other hand, use a battery-powered blower to actively deliver filtered air to the wearer’s facepiece or hood. This makes them much more comfortable for extended wear, reduces breathing resistance, and offers higher levels of protection (APF of 25 to 1,000 depending on the system). The downside is that PAPRs are bulkier, more expensive, and require battery maintenance and regular cleaning.

 

In summary, 1/2 masks are ideal for short-term use in low-to-moderate risk environments, while PAPRs are better suited for high-risk or long-duration tasks where comfort, airflow, and maximum protection are critical. The right choice depends on your job’s specific hazards and working conditions.

What is the difference between Type I and Type II hard hats?

The primary difference between Type I and Type II hard hats lies in the direction of impact protection they are designed to provide. This classification is defined by both ANSI Z89.1 (U.S.) and CSA Z94.1 (Canada) standards, which help employers choose appropriate head protection based on workplace hazards.

 

Type I hard hats are designed to protect against impacts to the top of the head only—such as falling tools or debris. They are commonly used in traditional construction and industrial settings where the main risk comes from overhead hazards.

 

Type II hard hats, on the other hand, offer protection against both top and lateral (side) impacts. They have additional padding and structural features to absorb blows from the sides and front or back of the helmet. This makes them suitable for work environments where the risk of being struck from various angles is higher, such as confined spaces, utility work, or areas with moving equipment.

 

In summary, Type I hard hats protect from overhead impact, while Type II hard hats offer all-around protection, including side impacts. Choosing the right type ensures that workers have the appropriate level of safety based on the hazards present in their specific work environment.

What glove cut level do I need for my industry?

The cut level you need depends on the type of work and the sharp hazards present in your industry. Glove cut resistance is rated using the ANSI/ISEA 105 standard, which assigns levels from A1 to A9, with A1 offering the lowest protection and A9 the highest. These levels reflect the amount of force (in grams) required to cut through the glove material with a sharp blade.

 

For light-duty tasks like general assembly, maintenance, or warehouse work, a glove rated A1 to A3 is typically sufficient. These gloves provide basic protection against light cuts from tools, packaging, or materials handling. Industries like automotive or light manufacturing often fall into this category.

 

If you work with sharp materials such as glass, sheet metal, or wire—common in construction, HVAC, electrical, or metal fabrication—you’ll likely need a glove rated A4 to A6. For extreme hazards, such as heavy-duty metal stamping, high-risk cut exposure, or working around blades, A7 to A9 gloves are recommended.

 

In summary, selecting the right glove cut level involves matching the hazard severity to the level of protection. Always conduct a hazard assessment of your tasks, and when in doubt, choose a higher cut level to ensure worker safety without compromising dexterity and comfort.

Which FR category should I choose for electrical work?

The appropriate Flame-Resistant (FR) category for electrical work depends on the level of arc flash hazard present in your environment. These categories, defined by NFPA 70E, are referred to as Arc Flash PPE Categories (CAT 1–4) and are based on the incident energy level—measured in calories per square centimeter (cal/cm²)—that workers could be exposed to during an arc flash event.

 

CAT 1 (minimum 4 cal/cm²): Basic protection for low-risk electrical tasks such as switching low-voltage panels or general maintenance.

 

CAT 2 (minimum 8 cal/cm²): Suitable for more common electrical tasks like panel work, circuit testing, and breaker switching.

 

CAT 3 (minimum 25 cal/cm²) and CAT 4 (minimum 40 cal/cm²): Designed for high-risk work involving larger electrical equipment or high-voltage systems, where incident energy is much higher.

 

To determine which category you need, your employer must perform an arc flash risk assessment that calculates the incident energy levels at different work zones. Based on that, you can select FR garments and gear with an arc rating (ATPV or EBT) equal to or greater than the expected exposure.

 

In summary, the FR category for electrical work should match the calculated arc flash risk in your environment. Always wear PPE that meets or exceeds the required CAT level, including FR clothing, face protection, gloves, and hearing protection as specified by NFPA 70E and your company’s safety protocols.

What is the best glove for chemical abrasion and puncture?

The best glove for protection against chemical exposure, abrasion, and puncture is one that’s specifically tested and rated for all three hazards. Since no single glove material protects against all risks equally, the ideal choice often combines chemical-resistant materials (like nitrile, neoprene, or butyl rubber) with mechanical strength features such as reinforced palms or multi-layer construction.

 

For chemical resistance, look for gloves that comply with EN ISO 374 or ASTM standards and are labeled for the specific chemicals you're handling. Nitrile gloves offer good resistance to oils, fuels, and many solvents, while butyl rubber is better for ketones and esters. Manufacturers often provide chemical compatibility charts to help guide selection.

 

For abrasion and puncture resistance, refer to the ANSI/ISEA 105 and EN 388 ratings. Choose gloves with an abrasion resistance level of 4–6 and puncture resistance level of 3 or higher. Some chemical-resistant gloves now include cut- and puncture-resistant liners to offer multi-hazard protection without sacrificing flexibility.

 

In summary, the best glove is one that matches the specific chemicals and mechanical hazards of your task. Always perform a hazard assessment and select gloves that are certified for chemical resistance and rated for mechanical durability to ensure safe, long-lasting protection.