Home / Heating / Commercial HVAC

Rated Capacity and Maximum Capacity and Inverter Selection

July 9, 2010 · Leave a Comment 

Picture1

Modern inverter heat pumps are able to vary their output according to the heating or cooling requirements at any given time. Inverter heat pumps are able to vary compressor speed, EEV (electronic expansion valve) and outdoor unit fan speed to very accurately control heat pump energy efficiency and output. Heat pumps are measured at a” [...]

Filed under Commercial HVAC, Detailed, Heating, Mitsubishi Electric, Residential HVAC · Tagged with , , , ,

H2 Heat Pump Ratings and Real Winter Heating Performance?

July 5, 2010 · Leave a Comment 

Mitsubishi Electric HyperCore in action in Queenstown

In New Zealand by legislation we are required to rate the heat output performance of domestic unitary heat pumps at an ambient temperature of 7° C. This temperature called H1 condition, is not a real outdoor average winter temperature for many areas of New Zealand and is only used due to the standard being combined [...]

Filed under Commercial HVAC, Detailed, Heating, Mitsubishi Electric · Tagged with , , , , ,

Balanced Ventilaton, Heating and Insulation Design Essentials

July 2, 2010 · Leave a Comment 

mold_spores[1]

With domestic homes being designed to tighter fenestration rates and minimised air leakage rates as well as insulation standards increasing, the requirement for balanced mechanical ventilation as part of the design is critical. The tighter the building structure the more moisture that is generated within the home — through respiration — remains in the home and [...]

Filed under Commercial HVAC, Detailed, Heating, Mitsubishi Electric, Natural Ventilation & Daylighting, Residential HVAC · Tagged with , , , , , , ,

Parex Offical CPD Provider for Heat Pump Categories

June 8, 2010 · Leave a Comment 

Heat pump

Parex Industries  have recently become an official CPD provider covering the “Air to water heat pumps” or “Heat Pump Water Heaters” category. The presentation is worth 10 points and another 5 can be achieved by answering the online questionnaire = 15 total. Parex also offer additional advise on Electric Instantaneous Water Heating solutions and Point [...]

Filed under Commercial HVAC, Exteriors, Heating, Parex, Residential HVAC, Stiebel Eltron, Water Heating, ebossNOW · Tagged with

Ravenscroft’s Specialists in Indoor Air Quality

May 17, 2010 · Leave a Comment 

Ravenscroft

New to eboss in May, Malcolm Ravenscroft Ltd  are specialist engineers in the supply and application of heating, ventilating, building services plant and equipment. Ravenscroft’s is a privately owned New Zealand company which specialise in providing technical solutions that will (when compared with conventional equipment) significantly reduce the mechanical input into buildings in terms of [...]

Filed under Commercial HVAC, Heating, Interiors, Ravenscroft's, ebossNOW · Tagged with

Air Conditioning “i-see Sensor” Reduces Energy Consumption

March 10, 2010 · Leave a Comment 

Airconditoining Remote

While using Heat Pumps for heating is well established in New Zealand, it is only recently that New Zealanders have begun embracing the benefit of cooling that reverse cycle air-conditioners offer. To ensure that summer cooling is as efficient as possible Mitsubishi Electric has developed the unique i-see Sensor. This advanced sensing technology reduces energy [...]

Filed under Commercial HVAC, Featured, Heating, Mitsubishi Electric, Residential HVAC, ebossNOW · Tagged with

Rheem Premier Solar: the New Zealand-wide Solution

February 15, 2010 · Leave a Comment 

Rheem Premier Solar is a closed loop or indirect, split solar water heater system specifically designed for a variety of New Zealand environments including those prone to frost and/or with poor water quality. It is also ideally suited for less harsh environments. The collectors are mounted on the roof while the solar storage tank is [...]

Filed under Commercial HVAC, Featured, Heating · Tagged with , ,

Goldair Fixed Heating Solutions

December 14, 2009 · Leave a Comment 

Goldair_int thumbnail

Panel heaters are ideal for residential or commercial use and provide a little extra background warmth in low-use areas such as hallways, utility rooms and foyers, or a safe, tamperproof and economical way to heat up children’s bedrooms. With the rise in popularity of heat pumps, panel heaters have become the ideal heating compliment. Air [...]

Filed under Commercial HVAC, Featured, Goldair, Heating, Residential HVAC, ebossNOW · Tagged with

Fujitsu General Isolates Your Interior from the Climate

August 20, 2008 · Leave a Comment 

Fujitsu-Interior-Thumbnail

The compact VRF system from the Fujitsu General J Series provides economical and comfortable air conditioning for a wide range of applications from living space to business space. Compact VRF systems can be used in homes, shops, office and commercial. The entire J Series Technical Manual is now available on eboss.

Filed under Commercial HVAC, Fujitsu Heating, Heating, Residential HVAC, ebossNOW · Tagged with