On WINTER setting, your DVS® will automatically switch to 'heat recovery' mode, increasing the airflow when the temperature in your roof space rises above 19oC. Your DVS® will automatically return to the lower 'condensation control' airflow level when the roof space air temperature drops below 19ºC.
Are DVS systems any good?
Consumer NZ's 2017 reliability survey found members with ventilation systems found DVS and HRV systems are very reliable. Nearly 90 per cent said their system had never needed repair.14 Jun 2018
How do you operate a DVS system?
To turn the DVS system on or off, press and hold the Menu button for 5 seconds. If the system is switched off, the screen will display “SYSTEM STANDBY” and the fan and all accessories will be turned off. Press and hold the Menu button for 5 seconds to turn the DVS system on again.14 May 2019
Is DVS a heat transfer system?
DVS Integrated Heat Transfer Systems are a feature that can be installed with the DVS Premium Connect Positive Pressure Ventilation System. A DVS EC Integrated Heat Transfer System provides the best of both worlds; ventilating your home with fresh, filtered air, and switching to a heat transfer system when required.
How does a DVS system work?
These ventilation systems rely on natural air, creating a 'positive pressure' which gently pushes the stale, moisture-laden air out of your home to replace it with drier, fresher, filtered air from the roof space, or outside the house. DVS Positive Pressure Ventilation Systems are suitable for both new and older homes.
Does DVS stop condensation?
A DVS Home Ventilation System works to control condensation and excess mould in the home. This is done by replacing the air inside your home, which is damp and unhealthy, with fresher, drier, filtered air. dditionally, a DVS bathroom extractor fan can help control the excess moisture coming from the bathroom.
How much power does a DVS system use?
Energy-Efficient Fan Only DVS home ventilation systems feature this type of energy-efficient fan motor which consumes as little as 8 watts of electricity that's around 85 per cent LESS electricity than traditional motor technology which could easily consume 60 watts, i.e. more than seven times as much power. 2.27 Jun 2011
How much does a HRV system cost?
A whole-home HRV or ERV system can range anywhere from $1000 to $4,500+ with installation. The cost of installation may be lower if the unit is being installed at the same time as the furnace, as opposed to separately at a later time.
Are HRV systems worth the money?
Are HRV's worth it? Although there are many answers to that question, perhaps the best answer is: Yes, it can improve your quality of life.
How much does a HRV system cost NZ?
How much does it cost to install a home ventilation system in New Zealand? Prices for installing a ventilation system in the roof cavity start from just under $2,000. A reclaim heat exchange system with two intakes and two outlets is closer to $5,000.