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SMALL Heat Recovery Ventilation System Kit STIEBEL ELTRON LWZ 70 E
Complete Installation Kit - Heat Recovery Ventilation System
The LWZ 70 E is the smallest of the centralised ventilation systems offered by STIEBEL ELTRON. Designed to deliver air flow rates of 50 - 180m3/h, the great design can recover up to 90% of the indoor heat.
Suitable for small homes and apartments with a habitable floor space of 80 – 125m2 and includes 6x fresh air supply inlets, and 3x stale air extraction outlets. The central HRV unit itself can be conveniently installed into a standard size wall cupboard.
This installation kit comes with all the parts and materials required for installation - such as ducts, tape, hanging straps, controller, and the central HRV unit - allowing you to complete the installation without missing any pieces.
To make sure you get the most out of your HRV system we offer a free design service, which shows you exactly where to position the central unit, the distribution boxes, and all inlets, outlets and vents.
Features
- Energy efficient with up to 90% heat recovery (save on your heating/cooling bills)
- Designed for air flow rates of 50 - 180m3/h (suitable for small homes and apartments)
- Made in Germany (highest quality components, assembly & testing)
- Quiet operation (wont disturb you or your family because it's works whisper quiet)
- Low power operation (super low running costs)
- Replaces indoor air with filtered fresh air from outside (great for your comfort, keeps the house feeling fresh)
- Pollutants are removed from indoors (extracts harmful chemicals or pathogens and provides fresh clean air for you and your family to breathe)
- Prevents dust and pollen build up (great for asthma sufferers and people with allergies)
- Prevents condensation and mould through improved ventilation (keep your family safe from harmful mould, and stop costly building maintenance issues from condensation build up)
- Easily accessible design for filter replacement (replace the filter yourself when the system tells you to)
- Use FEQ air quality sensor (optional accessory which is included in the kit - senses the air quality in the most used room in the house and automatically adjusts the operation to constantly keep the air quality high)
Description
The LWZ 70 E ventilation unit has been specially developed for ventilation in small homes and apartments. The crosscurrent heat exchanger recovers up to 90% of heat from the extracted air, while its constant flow fans are economical on energy while providing a pleasant ambiance in your apartment or home. The filters can quickly and easily be replaced to ensure consistently high air quality.
Kit Contents
Learn More: Ventilation Knowledge
Short Article by Renew Magazine -> Fresh air without the heat loss (or gain)
Short Article by Renew Magazine -> MVHR buyer's guide
Short Article by Stiebel Eltron -> The Importance of Ventilation
Short Article by Stiebel Eltron -> Prevent Mould In Your Home Through Improved Ventilation
Short Article by Stiebel Eltron -> Passive House Principles and Components in Australia
Informative Webpage -> Healthy Home Ventilation
Short Videos -> HRV explained by Stiebel Eltron:
FAQ
- What else do I need to complete the installation? Apart from some screws, power, and somewhere to drain a bit of condensation from in the central unit, nothing, we send out a complete kit that can be installed immediately. To install the optional HRV system control panel (supplied in the kit), a low voltage cable is required from the wall mounted control panel to the central HRV unit.
- What is the warranty on the HRV unit and the system? Stiebel Eltron provides a 2-year warranty on all components supplied.
- How do I know where to put the vents and install the different system parts? We offer a free design service with every purchase – just supply us with your building plans and we send you back the design.
- What happens after I order the unit and pay? We will be in contact with you to confirm the order, delivery address and timeframe, system design (if required), and any other questions you may have.
- How long until I receive my order, and is there a delivery fee? Within Australian state/territory capital cities delivery is free (excluding Darwin), and your order will usually arrive within 5 business days. For orders outside of capital cities, we offer a flat-rate fee of $200 for delivery.
Additional Products
- Replacement Filters for all Stiebel Eltron HRV units available at Stiebel Store
- Complete Installation, Testing and Balancing of this HRV system (Perth only) from $4,950.00+GST by Euroheat Australia
- Testing, Balancing and Commissioning (no installation) of this HRV system (Perth only) from $450.00 +GST by Euroheat Australia
Technical Data
| Model number | LWZ 70 E |
| Power consumption | 13 - 112W |
| Rated voltage | 240V |
| Air volume flow | 50 - 180m3/h |
| IP Rating | IP31 |
| Max ambient temperature | 60°C |
| Filter class | G3 |
| Air duct connection | 125mm |
| PE condensate drain connection | 15mm |
| Weight | 25kg |
| Height | 600mm |
| Width | 560mm |
| Depth | 290mm |
| Sound pressure level (EN 12102) | 46 dB(A) |
Downloads
LWZ 70E Datasheet PDF 569.45 kB
Faq
EnergyLabs processes all orders within one day, and deliveries usually occur within 3 – 5 business days.
EnergyLabs ships from distribution centres in all states and mainland territories (exc. NT)
Shipping is free to Australian Capital Cities (Sydney, Melbourne, Brisbane, Perth, Adelaide, Canberra, Hobart) excluding Darwin. For shipping outside of capital cities we offer delivery at a flat rate of $200.
All products offered by EnergyLabs come with manufacturer’s warranties that generally vary from 2 to 5 years depending on the product and brand.
For your piece of mind only reputable equipment that we know to be of good quality and reliable are offered by EnergyLabs.
Yes, we will do our best to deliver on a specific date, if you request it, but unfortunately cannot guarantee it.
EnergyLabs parent company Euroheat Australia offers installation in Perth and greater WA. EnergyLabs is happy to recommend good installers in your home city or state.