What is M Class dust extraction?

M Class – for hard woods, board materials, concrete and brick dust. A true M Class dust extractor will have an audible alarm to advise you when the suction rate has dropped, for example a blocked hose or full dust bag.

Is a HEPA filter M class?

The H13 HEPA filter is M-Class rated and provides up to 99.9% filtration efficiency. Reduces the presence of harmful dust and particulates in your working environment.

Is L class better than M class?

Makita L Class vs. Most customers tend to go for the L Class extractors, as they are suitable for most applications and provide better value. M Class is better suited for applications using hazardous materials that require a greater level of filtration.

What is an M type vacuum cleaner?

An M Class Industrial Vacuum Cleaner is a vacuum cleaner that has been designed to limit the risk of exposure to the operator of potentially hazardous dusts which over time may present a risk of occupational disease.

What is H Class hazardous dust?

H Class (high risk) dust includes dust containing carcinogenic or pathogenic particles as well as mould spores, asbestos, mineral fibres, bitumen and artificial mineral fibres such as glass wool.

Is a Henry Hoover M class?

Talking vacuums, for any construction process producing dust, the minimum standard is ‘M class’, which means a medium level of protection. Standard site vacuums, such as ‘Henry hoovers’, aren’t rated and won’t filter enough dust to meet regulations. Increasingly sites are adopting M class vacuums as standard.

What is L class extraction?

L-Class mean ‘Light Hazards’ and this type of extractor should be used for mixed/lower toxicity dusts, for example when working with soft woods and solid surface material such as Corian. The filter leakage (as a % of collected dust) is less than 1% with maximum allowable concentrations (MAC) > 1 mg/m³.

What is class M vacuum?

M Class (medium risk) dust includes wood dust, dust from repair compound, filler and clear coats, dust from cement, concrete and tile cement, quartziferous materials such as sand and pebbles, and even paints such as latex and oil paints.

What is a Class L vacuum?

L Class (low risk) dust includes simple house dust and materials such as soil. The occupational exposure limit for L Class dust is >1 mg/m3, which means you need a dust extractor that catches 99% of the dust.

What is an H Class filter?

When the collected dust is determined to be hazardous special filtration and protection must be incorporated into the industrial vacuum cleaner to meet exacting standards.

Why do builders use Henry Hoovers?

Because dust is so fine, you really need a vacuum where the suction power doesn’t fade at all. Henry Hoover HVR160 is the best vacuum cleaner for getting rid of builders dust and debris. The powerful suction, along with the large dust capacity makes it an ideal cleaning tool to clean up after a home renovation project.

What’s the difference between Henry and numatic?

There are a few key differences between the normal Henry vacuum cleaner and the commercial version these are as follows; The Commecial version has a longer power cable at 12.5metres long, where a standard Henry only has a 10-metre power cable. A stronger drum design intended for commercial applications.

What are the different classes of dust extraction?

The classification of the filter system is important for Construction sites. There are 3 classes of Dust extraction: L Class (Low Risk) Dust L Class (low risk) dust includes simple house dust and materials such as soil. The occupational exposure limit for L Class dust is >1 mg/m3, which means you need a dust extractor that catches 99% of the dust.

What’s the difference between m and h dust extraction?

You will generally find that when working on site, the health and safety manager will insist on using M Class dust extraction. M Class is also the minimal legal requirement, set by the HSE, so these factors alone may dictate whether you step up from L Class to M Class, when making your next purchase. The next step up from M Class is H Class.

What kind of dust is in M class vacuum?

M Class (medium risk) dust includes wood dust, dust from repair compound, filler and clear coats, dust from cement, concrete and tile cement, quartziferous materials such as sand and pebbles, and even paints such as latex and oil paints.

What is the exposure limit for M class dust?

This type of dust presents a medium risk to any operator as the exposure limit for M-Class is > 0.1mg/㎥. This dust class requires a dust extractor that catches 99.9% of the dust with a grain size under two microns.