VHH - Halton Vita, HEPA diffuser

Halton Vita VHH, HEPA diffuser

Halton Vita VHH is a diffuser that is dedicated for hospitals and cleanrooms. It is suitable to install flush with the ceiling or the wall. Air is supplied through adjustable nozzles.

The diffuser is designed to be equipped with H14 class HEPA filter with gel gasket.

Halton Vita VHH is available in one size with two different types of duct connection.

Halton Vita VHH is a diffuser that is dedicated for hospitals and cleanrooms. It is suitable to install flush with the ceiling or the wall. Air is supplied through adjustable nozzles.

The diffuser is designed to be equipped with H14 class HEPA filter with gel gasket.

Halton Vita VHH is available in one size with two different types of duct connection.

Applications

  • Cleanrooms in hospitals and laboratories
  • Suitable for supply ventilation
  • Can be installed flush with the ceiling or wall

Key features

  • Radial, swirl or low turbulent flow pattern
  • Air supply through adjustable nozzles
  • Lockable nozzles that allow easy cleaning without changing the nozzles setting
  • H14 class HEPA filter available
  • Antibacterial epoxy-polyester powder paint finishing to prevent microbial growth
  • Easy filter change through the front panel
  • Test probe for measuring the filter pressure loss

Diffuser with HEPA filter for cleanroom application. Creates radial, swirl or low turbulent airflow pattern. Suitable for supply ventilation. Possible to install flush to the ceiling or the wall.

Construction

  • Air supply through adjustable nozzles
  • Lockable nozzles that ensure that nozzles setting is not changed during cleaning
  • A smooth internal surface that enables easy cleaning
  • Easy filter change through the front panel
  • Test probe for measuring the filter pressure loss

Material

  • Galvannealed steel casing
  • Antibacterial epoxy-polyester powder paint finishing to prevent microbial growth

Accessories

A HEPA filter with aluminium frame and gel gasket  according to EN 1822 with individual test certificate

Halton Vita VHH

HEPA diffuser

Halton Vita VHH is a diffuser that is dedicated for hospitals and cleanrooms. It is suitable to install flush with the ceiling or the wall. Air is supplied through adjustable nozzles.

The diffuser is designed to be equipped with H14 class HEPA filter with gel gasket.

Halton Vita VHH is available in one size with two different types of duct connection.

Applications

  • Cleanrooms in hospitals and laboratories
  • Suitable for supply ventilation
  • Can be installed flush with the ceiling or wall

Key features

  • Radial, swirl or low turbulent flow pattern
  • Air supply through adjustable nozzles
  • Lockable nozzles that allow easy cleaning without changing the nozzles setting
  • H14 class HEPA filter available
  • Antibacterial epoxy-polyester powder paint finishing to prevent microbial growth
  • Easy filter change through the front panel
  • Test probe for measuring the filter pressure loss

Structure and material

 No.  Part  Material  Colour alternatives

1

 Duct seal gasket  Rubber  
2  Casing  Galvannealed steel with antibacterial epoxy polyester powder paint, white (RAL 9010) finishing  Special colours available on request
3  Filter  Fibreglass paper, aluminium frame and gel gasket

 

4  Filter tightening screws  Acid proof steel M5x25 screws  
5  Nozzles  Polyacetal (POM)  White, grey, black
6  Front panel  Galvannealed steel with antibacterial epoxy polyester powder paint, white (RAL 9010) finishing  Special colours available on request
7  Filter brackets  Galvanised steel with antibacterial epoxy polyester powder paint, white (RAL 9010) finishing  
8  Pressure measurement hose  Polyurethane  

Dimensions

Halton Vita VHH is available in one size (600 x 600). There three options that differ in duct connection type and size.

Halton Vita VHH with top circular (Ø250) duct connection

Halton Vita VHH with side circular (Ø250) duct connection

Halton Vita VHH with top circular (Ø400) duct connection

Duct connection location

ØD

Weight (kg)

Top 250 12.7
Side 250 15.9
Top 400 10.7

Function

The diffuser supplies the filtered air into the space. Adjustable nozzles allow creating the desired airflow pattern. Nozzles can be adjusted in 15 degrees intervals.

Installation

The installation of Halton Vita HEPA diffuser is performed by the ventilation contractor.

The diffuser is connected to the duct by screwing or by riveting. The duct connection spigot is equipped with a seal gasket. The diffuser can be installed:

  • Flush with the ceiling (hung from the ceiling with M6 drop rods using fixing brackets)
  • Flush with the wall

CAUTION!

Do not drill any holes into the casing. If the casing has been damaged, unfiltered air may leak.

NOTE: Step-by-step instructions on how to install the diffuser can be found in the Halton Vita HEPA diffuser Installation, commissioning and maintenance guide. To download the guide go to the "Downloads" section.

Adjustment

The nozzles are pre-set in the factory to four directions.

To create the desired airflow pattern adjust the nozzles manually on site. Nozzles can be adjusted in 15 degrees intervals.

NOTE: Step-by-step instructions on how to adjust the nozzles can be found in the Halton Vita HEPA diffuser Installation, commissioning and maintenance guide. To download the guide go to the "Downloads" section.

Servicing

The required servicing tasks include filter change and cleaning the diffuser.

To ensure that air quality meets the requirements check the HEPA filter in short time intervals and replace the filter when necessary. The servicing frequency of a filter depends on the air cleanliness of the supply air and room air. Replace the filter immediately if:

  • the final differential pressure has been reached
  • the filter is damaged
  • micro-organisms, fungal spores, or odours are present in the space

Clean the diffuser with disinfectants. The front panel can be detached and cleaned in the pre autoclave washing machine (<95°C). Lockable nozzles, that ensure that nozzles setting is not changed during cleaning.

NOTE: Step-by-step instructions on how to perform servicing can be found in the Halton Vita HEPA diffuser Installation, commissioning and maintenance guide. To download the guide go to the "Downloads" section.

Filters

Description

High efficiency particulate air (HEPA) filters are widely applied in cleanrooms where high air quality standards are essential.

Technical data of HEPA filters

Filter compatible with Halton Vita VHH diffuser is available in class H14 (European Standard EN 1822-1:2009) with gel gasket.

Operating range:

  • Temperature max. 70 °C
  • Humidity max. 90 %
  • Final pressure drop max. 500 Pa
Dimensions WxHxD (mm) Filter class Weight (kg)  Order code
557x557x102 H14 5.3 AF-H14-AL-557*557*102-GEL

Specification

Diffuser with HEPA filter for cleanroom application. Creates radial, swirl or low turbulent airflow pattern. Suitable for supply ventilation. Possible to install flush to the ceiling or the wall.

Construction

  • Air supply through adjustable nozzles
  • Lockable nozzles that ensure that nozzles setting is not changed during cleaning
  • A smooth internal surface that enables easy cleaning
  • Easy filter change through the front panel
  • Test probe for measuring the filter pressure loss

Material

  • Galvannealed steel casing
  • Antibacterial epoxy-polyester powder paint finishing to prevent microbial growth

Accessories

A HEPA filter with aluminium frame and gel gasket  according to EN 1822  with individual test certificate

Order code

VHH-D-C; CO-ZT

D = Size of duct connection (mm)
      
250, 400

C =  Location of duct connection
      
S      Side connection
       T      Top  connection
 

Other options and accessories

CO = Colour
        
W      White (RAL 9010)
          X      Special colour

ZT  = Tailored product
         N       No
         Y       Yes (ETO)
 

Code Example

          VHH-250-S, CO=W, ZT=N

Downloads & Media

Installation, Commissioning and Maintenance Guide - Halton Vita VHH
类型
手册
语言
英文 (英国)
尺寸
1.5 MB
Halton_VHH_-_fr.pdf
类型
技术参数
语言
法文 (法国)
尺寸
756.5 kB

References

Hyvinkää Hospital

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Hyvinkää, Finland 2018

Hyvinkää Hospital is an emergency maternity hospital that offers services in almost all medical specialities. The hospital has a joint emergency service, which provides the Hyvinkää City Health Center emergency service 24 hours a day and a night emergency service for other municipalities in the area. The hospital operates as a teaching hospital. Halton delivered HEPA diffusers for operating rooms in the hospital.