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Soluciones innovadoras para la calidad del aire

Noticias

Purificadores de aire comerciales para oficinas que cumplen las normas OSHA

¿Cómo puede asegurarse de que los purificadores de aire cumplen las normas OSHA para proyectos comerciales?

Navegar por las normas OSHA para purificadores de aire comerciales implica comprender los indicadores de rendimiento, los requisitos de seguridad y los procedimientos de mantenimiento. Es crucial que los responsables de las instalaciones se aseguren de que estos dispositivos...
2024-11-05
Noticias
Un minorista analiza la transparencia de los precios de los purificadores de aire

¿Por qué la transparencia de precios de los proveedores de purificadores de aire es crucial para los minoristas?

Los minoristas se benefician enormemente de la transparencia de precios que ofrecen los proveedores de purificadores de aire. Ayuda a tomar decisiones con conocimiento de causa, se ajusta a las expectativas del consumidor y fomenta la confianza. Este artículo ...
2024-11-05
Noticias
Trabajadores de fábricas de purificadores de aire en China y Vietnam

¿Es mejor China o Vietnam para la producción de purificadores de aire?

Explorar si China o Vietnam son más estratégicos para la producción de purificadores de aire implica examinar factores como las implicaciones de costes, la infraestructura de la cadena de suministro y las normas de calidad. China ...
2024-11-05
Noticias
Moderno espacio de oficina con un purificador de aire hisoair montado en el techo, cortinas verdes, estanterías blancas y muebles minimalistas.

¿Qué es un purificador de aire con filtro HEPA?

Una oficina espaciosa y bien iluminada con un purificador de aire hisoair instalado en el techo para mejorar la calidad del aire. Introducción Los filtros HEPA son una opción popular en la purificación del aire,...
2024-11-01
Noticias
Trabajadores montando purificadores de aire en una moderna fábrica

¿Cómo se fabrica un purificador de aire?

La fabricación de un purificador de aire implica una serie de intrincados pasos, desde la investigación y el desarrollo (I+D) hasta las pruebas de calidad y la producción en serie. Como la contaminación atmosférica y ...
2024-11-01
Noticias, Uncategorized
Filtro HEPA de alta eficacia para purificadores de aire, que elimina las partículas finas y los alérgenos del aire interior

¿Qué es un purificador de aire con filtro HEPA?

Los filtros HEPA son una opción popular en la purificación del aire, ya que se utilizan para capturar eficazmente las partículas en suspensión y mejorar la calidad del aire en diversos entornos. En los últimos años, ...
2024-11-01
Noticias
Purificador de aire y deshumidificador

Purificador de aire vs. Deshumidificador: Comparación y Diferencia

Fuente de la imagen: iStockPhoto Los purificadores de aire y los deshumidificadores son dos aparatos muy populares en los hogares modernos. Su objetivo principal es garantizar que el aire interior ...
2022-10-31
Air purifier, Dehumidifier, News
Purificador de aire vs Humidificador en 2022

Air purifier vs Air humidifier: Which is better?

Fuente de la imagen: Home Air Advisor Los purificadores de aire y los humidificadores son elementos típicos de los hogares de hoy en día. Ambos aparatos tienen aplicaciones prácticas y mejoran la calidad del aire interior. Pero ...
2022-10-31
Air purifier, Humidifier, News
Chica estornudando

Los mejores y peores estados de EE.UU. para las alergias

Fuente de la imagen: News Medical Cada primavera llega un ataque masivo de estornudos acompañado de ojos llorosos, secreción nasal y rascado constante. Para la mayoría de la gente, estos ...
2022-10-31
Air purifier, News
Diagrama del funcionamiento del filtro de aire electrostático

Sustitución del filtro: filtro de aire electrostático frente a HEPA

Air filters like wall mounted ones such as electrostatic and HEPA types are made to combat air pollutants such as pollen, pet dander, dust, etc. ...
2022-10-31
Air purifier, News
filtro iónico pros

Purificador de aire iónico vs hepa: cuál es mejor y más seguro

Fuente de la imagen: Pinterest Image Source: Hisoair Ya sea purificador de aire iónico para habitaciones pequeñas o purificador de aire HEPA para habitaciones grandes, los sistemas de purificación de aire populares comúnmente ...
2022-10-31
Air purifier, News
Purificador de aire para 286 pies cuadrados (Hisoair HA-380)

Las mejores empresas de purificadores de aire del mundo

Los purificadores de aire siguen siendo esenciales en los entornos vitales de hoy en día. Los virus y las sustancias patógenas presentes en el aire pueden eliminarse con el ...
2022-10-22
Air purifier, News
Contaminant Engineering•3 min read

PFAS Water Filtration Technologies Explained: Carbon, Resin & RO

Key Takeaway:

PFAS reduction depends on the specific compounds present, treatment media, contact time, water chemistry, and system design. Activated carbon, ion exchange, and Reverse Osmosis address PFAS through different mechanisms.

PFAS are a large family of persistent fluorinated compounds that can occur in drinking-water supplies. Their treatment behavior varies significantly by molecular structure, chain length, functional group, concentration, and the chemistry of the source water.

Granular Activated Carbon (GAC) removes PFAS primarily through adsorption. It is generally more effective for many longer-chain PFAS, while shorter-chain compounds tend to break through more quickly. Carbon performance depends on media properties, Empty Bed Contact Time (EBCT), competing organic matter, loading, and replacement frequency.

Ion-exchange resins use charged functional sites to capture many PFAS compounds. Properly selected anion-exchange media can provide high capacity and may perform better than conventional activated carbon for some shorter-chain PFAS, although performance still depends on water chemistry and competing ions.

Reverse Osmosis (RO) uses membrane separation rather than adsorption. Properly designed RO systems can provide broad reduction across many PFAS compounds as well as dissolved salts and other contaminants. Unlike carbon or resin, however, RO also produces a concentrate stream that must be managed.

No single technology should be selected from a PFAS label alone. System design should consider which PFAS compounds are present, their concentrations, required reduction targets, flow rate, media life, and the applicable third-party certification or validation requirements.

HisoAir Water Technical Series
Product Discovery•3 min read

How to Choose an Under-Sink Water Purifier for Modern Kitchens

Key Takeaway:

Match the treatment technology to your water quality first, then evaluate cabinet space, faucet configuration, flow rate, drain and power requirements, and filter replacement needs.

Choosing an under-sink water purifier starts with water chemistry. Carbon filtration is well suited to chlorine, taste, odor, and many organic contaminants, while Reverse Osmosis is more appropriate when dissolved salts, fluoride, nitrates, or broader dissolved contaminants need to be reduced.

For compact kitchens, tankless RO systems eliminate the conventional storage tank and can significantly reduce the space required under the sink. However, membrane capacity stated in GPD does not directly equal faucet flow. When comparing systems, check the actual dispensing flow rate, inlet-pressure requirement, recovery ratio, and whether a booster pump is required.

Installation architecture also matters. Many RO systems require a drain connection, electrical power, and either a dedicated drinking-water faucet or a compatible multi-function faucet. High-flow carbon systems can often connect directly to the existing cold-water line with a simpler installation, but pressure drop and available faucet flow should still be verified.

RO also removes much of the naturally occurring dissolved mineral content. Where taste or mineral balance is a priority, a post-RO remineralization stage can be added. Filter life should be evaluated by both rated capacity and local water quality rather than replacement time alone.

The right system is therefore not simply the smallest or highest-GPD model. It is the configuration that matches the target contaminants, available cabinet space, desired faucet setup, peak dispensing demand, and maintenance expectations.

HisoAir Water Technical Series
Water Quality•2 min read

What Does TDS Mean in Drinking Water? Measurement vs Contaminant Reality

Key Takeaway:

A TDS meter estimates the overall concentration of dissolved ionic substances from electrical conductivity. It cannot identify specific contaminants or determine whether water is chemically safe.

Total Dissolved Solids (TDS) refers to the combined concentration of dissolved substances in water. Most handheld TDS meters do not measure TDS directly. Instead, they measure electrical conductivity (EC) and convert that reading into an estimated parts-per-million (ppm) value.

This means a TDS reading can indicate how much dissolved ionic material is present, but not what that material actually is. Calcium, magnesium, sodium, nitrates, and other dissolved ions can all contribute to conductivity, yet a simple TDS meter cannot distinguish between them.

TDS meters are also not suitable for detecting trace contaminants such as PFAS, many VOCs, pesticides, pharmaceuticals, or disinfection byproducts. These substances may be present at concentrations far below the level needed to noticeably change electrical conductivity.

A low TDS reading therefore does not guarantee safe drinking water, and a higher TDS reading does not automatically indicate contamination. Water-treatment decisions should be based on laboratory testing for specific contaminants of concern rather than TDS alone.

HisoAir Water Technical Series
Technology Selection•2 min read

RO vs UF Water Filtration: Understanding Pore Sizes & Dissolved Minerals

Key Takeaway:

Ultrafiltration can reduce bacteria, turbidity, and suspended particles while retaining most naturally occurring dissolved minerals. Reverse Osmosis provides much broader reduction of dissolved salts and smaller contaminants.

Ultrafiltration (UF) typically uses hollow-fiber membranes with pore sizes in the approximate 0.01–0.1 micron range. These membranes physically retain turbidity, suspended solids, colloids, and many microorganisms while allowing dissolved minerals and salts to remain in the water.

Reverse Osmosis (RO) operates at a much finer separation level. Unlike UF, RO can substantially reduce dissolved ions such as sodium, calcium, fluoride, nitrates, and other contributors to total dissolved solids (TDS). This makes RO more suitable when dissolved-salt reduction is a primary treatment objective.

UF generally requires less system pressure and produces little or no continuous concentrate stream in many point-of-use configurations. RO typically requires greater pressure and produces a reject-water stream, but delivers broader contaminant reduction.

For water with acceptable TDS and mineral content, UF can be a simpler mineral-retaining treatment option. Where dissolved salts, fluoride, nitrates, or broader dissolved contaminants are a concern, RO is generally the more appropriate technology.

HisoAir Water Technical Series
Technology Selection•4 min read

Carbon Block vs Reverse Osmosis: Which Fits Your Need?

Key Takeaway:

Choose RO for dissolved inorganic salts and heavy metals; choose Carbon Block for chemical taste/odor, no wastewater, and high line-pressure flow.

Reverse Osmosis (RO) and Carbon Block filtration represent two fundamentally different treatment methods: membrane separation and adsorption. Understanding these differences helps determine which technology is better suited to a specific water-quality requirement.

Reverse Osmosis uses a semi-permeable membrane with pore sizes of approximately 0.0001 microns. It can significantly reduce dissolved inorganic contaminants such as TDS, fluoride, nitrates, and certain heavy metals. Because water must be forced through the membrane, RO systems require sufficient pressure or a booster pump and generate a concentrated wastewater stream.

Carbon Block filtration relies primarily on adsorption through compressed activated carbon, commonly with nominal pore sizes around 0.5–5 microns. It is highly effective for chlorine, chloramines, VOCs, taste, and odor, while allowing substantially higher direct-flow rates without producing wastewater.

From an operating perspective, Carbon Block systems are generally simpler, require less energy, and avoid the water loss associated with RO. RO involves higher system complexity and operating cost, but provides substantially broader reduction of dissolved contaminants that Carbon Block alone cannot address.

HisoAir Water Technical Series

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