Set includes a full face respirator, hose and nylon belt, No 9901

Allegro 9901 Respirator: a high-performance respiratory protection solution

Manufacturer Allegro code: 9901.

The full-face Allegro 9901 respirator is specifically designed to deliver reliable protection against harmful particles and gases. This set includes a full mask, a flexible supply hose, and a one-size nylon belt, offering a complete solution for professionals seeking durable and effective respiratory safety equipment. Ideal for industrial environments, this low-pressure supplied air respirator combines comfort and safety, ensuring effortless breathing even during long working hours.

This set includes a full-face respirator, a flexible supply hose and a nylon belt, one size fit most, sold individually. No. 9901. The set is intended for use with Allegro air-supplied breathing systems at low pressure, this product is approved by the US NIOSH TC-19C-353.

Characteristic of the full-face respirator:

This respirator made of silicone rubber is hypoallergenic, resistant to chemicals and ozone. It is comfortable and offers a continuous flow of low pressure air. Silicone rubber is durable and maintains its shape during storage. This respirator is even used where the heat and cold are extreme. Double sealing flanges and deep chin pocket for a better face to mask seal.

Suspension:

The suspension has five durable, non-slip rubber attachment points. The loops are adjustable and maintain their positions once adjusted. A net to protect the hair is an integral part of the suspension. The respirator can fit under a construction helmet.

Visor:

Full-face respirators are particularly useful when one must protect himself from vapours that may cause skin and eye irritation. The lens made of polycarbonate which is ANSI Z87.1 approved for impacts on this full-face piece may be used as safety eyewear. The visor is provided with an anti-fog and anti-scratch coating. You can protect it with the removable protective film (RA9901-25), or if necessary replace it completely (RA9901-09L).

Exhalation valve:

Large diameter contoured exhalation valve design, for minimal breathing resistance. The valve is easily accessible to fast replacement and cleaning. The removable cover protects the exhalation valve against dirt, paint spray and frost.

Characteristic of the supply hose:

The feed hose is facing back to leave you a free field of view. It is light, flexible and resistant. The OBAC adapter can be removed quickly if needed. The hose has a large diameter which facilitates the maximum supply of air to the worker. The manufacturer did not provide information on the materials used to manufacture the hose. 

Characteristic of the belt:

The nylon belt is worn at the waist. It has a plastic clip that prevents the feed hose from pulling on the face piece. 

Application the Allegro 9901 respirator

This full-face respirator is one of the components that constitute a respiratory protection system call: low-pressure air supply. To be functional, it must be paired with a source of breathing air and a sufficient length of hose.

This type of respirator is recommended for work that will release solid and liquid particles into the air or for work in environments where there are contaminants and/or biological particles in the air. The air supply system is required when the worker is in the presence of a contaminant that cannot be filtered by cartridges or filters. It is particularly useful when there are fumes that irritate the mucous membranes of the eye. The visor is ANSI approved for impact and serves as a safety glasses.

Restriction the Allegro 9901 respirator

Do not use on a beard and other facial hair or if the user suffers from a condition that prevents him from having direct contact with the respirator’s sides.

This full-face respirator provides a protection factor of 1000 when used with other components of an approved respirator package. This face piece must be paired with other components that are part of the Allegro Respiratory System. It is essential to check the associated level of risk when using it. The manufacturer has designed its products for environments with contaminant concentrations that do not exceed the limit causing immediate death. Especially if the pump stops working. This full-face respirator offers a protection factor of up to 1000 times the exposure limit allowed by the CNESST or any other applicable government regulation. Do not use when sandblasting. This respirator must not be used in areas where there is a risk of oxygen deficiency.

Maintenance and service life the Allegro 9901 respirator:

This set is reusable provided its maintenance and storage are done according to the rules. Allegro recommends that you always inspect your mask before using it, clean it after using it, and keep it in its packaging when it is not in use. When cleaning, it is important not to use solvents since they can weaken some components of the mask, which can affect its effectiveness.

FAQ about the Allegro 9901 respirator

Is the Allegro 9901 respirator suitable for all industrial environments?

Yes, it is designed for a wide range of applications, including painting, construction, and chemical industries.

How can I check if the mask is properly adjusted?

Test the seal by inhaling slightly: if no air leakage is detected, the mask is correctly fitted.

What is the lifespan of the flexible hose?

With regular maintenance and proper use, the flexible hose offers high durability, suitable for intensive work environments.

Complementary Suggestions the Allegro 9901 respirator

Need complementary safety equipment? Check out the following items: Supplied air respirator system for 2 people with full-face masks and ambient air pump (RA92002), supplied air respirator system for 2 people with a half-mask and ambient air pump (RA92052), kit including a half-mask respirator, a flexible supply hose, and a nylon belt (RA9920), kit including a Tyvek hood, head harness, supply hose, and belt (RA9910).

Under “Accessories” at the bottom of the page. Looking for work gear? Check out the following products: Pull-over cotton hood with elastic face opening (VF1410), disposable TYVEK shirt with three buttons (VTY303SWH), TYVEK boot covers (VC1451), and the disposable TYVEK coverall (VTY127SWH).

Also take care to have the usual spare parts such as: the exhalation valve (RA9901-07), the inhalation valve (RA99901-03B) and removable film to protect your visor (RA9901- 25). Please note that these items are available on special order only, the lead time may vary from 2 to 3 weeks. You can pair this full face respirator with low pressure hoses (RA9100). In addition, the compatible air sources are Allegro 1 1/2 HP ambient air pump (RA9806), Allegro 3/4 HP ambient air pump (RA9821) or ambient air pump (RA9832). 

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