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Heating, Cooling & Insulation
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Last Post
Aitch
Aitch
18 h

Buy a mini split

Buy a mini split

Does anyone have any experience using split systems in a cold climate. I'm still trying to determine if i should go for multiple wall splits or ducted so interested in…

5
270
Aitch
May 22, 2018 3:52 pm
SplitHeat2018
SplitHeat2018
Yesterday

Why Is Ductless Heat Pump Sizing So Important?

Why Is Ductless Heat Pump Sizing So Important?

Proper ductless air conditioner sizing is essential for high efficiency performance and the level of cooling capacity. If the sizing is too small or too large, the system…

0
43
SplitHeat2018
May 22, 2018 4:53 am
SplitHeat2018
Aleks
Aleks
20 May

The Brivis Networker Wall Control

The Brivis Networker Wall Control

Hi the controller won’t switch from cooling to heating? I’ve tried the reset functions just can’t get the mode key to work? Any suggestions would be appreciated

0
85
Aleks
May 20, 2018 7:46 pm
grinder
grinder
20 May

Variotherm Wall Heating/Cooling

Variotherm Wall Heating/Cooling

Looks like hydronic type pf heating there are various types out there easy enough to install provided youknow what you are doing but it is hard to get the parts togheter…

13
1611
grinder
May 20, 2018 10:12 am
grinder

One or two may recall an earlier thread of mine, , on designing your own home. Been in 3 months now and everything is working well. Part of the reason for going 2 storey…

0
118
Harpies
May 13, 2018 7:57 pm
grinder
grinder
13 May

External wall insulation

External wall insulation

Check for council regulations first

2
389
grinder
May 13, 2018 4:02 pm
grinder
grinder
grinder
13 May

Closing out Air Vents

Closing out Air Vents

Yes but as you modifyyour environment you also have to think how i will affect you. Nothis is for ever

3
430
grinder
May 13, 2018 3:55 pm
grinder
grinder
grinder
13 May

Air conditioning

Air conditioning

, as a technology, are very attractive to people who have older homes — after all, older homes were built with different types of heating systems in mind. Heat pump…

2
433
grinder
May 13, 2018 3:43 pm
grinder
dillongl
dillongl
12 May

Insulation

Insulation

No we installed the R4.0

5
301
dillongl
May 12, 2018 8:35 pm
dillongl
Ent
Ent
10 May

Mitsubishi heat pump wifi issues

Mitsubishi heat pump wifi issues

Mitsubishi heat pumps have serious wifi issue. They only use the WAP method of connection that is not supported by commercial grade wifi gear as WAP has serious security…

0
141
Ent
May 10, 2018 1:00 pm

Installing Fans and putting Split AC

Installing Fans and putting Split AC

Iit’s definitely cheaper to use just your ceiling fan versus your mini split air conditioner. But we know that utilizing only a ceiling fan would still make it…

5
638
Hfranco2018
May 10, 2018 2:31 am
Hfranco2018
alexp79
alexp79
10 May

To have gas or electricity ducted heating !!

To have gas or electricity ducted heating !!

Moreover, you can also have ducted mini-splits, if you really want.

13
2439
alexp79
May 10, 2018 12:59 am

Daikin ducted aircon playing up

Daikin ducted aircon playing up

Do you have user manual? if you don't have it The best advice is contact Daikin technical support.

1
381
Hfranco2018
May 09, 2018 7:38 am
Hfranco2018

ACTRON AIR, ULTRA AIR and WISDOM HOMES

ACTRON AIR, ULTRA AIR and WISDOM HOMES

Hi Mark, I have had nil correspondence from your maintenance team on this issue since I put it up on this forum. If you have have any, please forward them to me please.…

6
829
jayasooriah
May 08, 2018 1:10 pm
Bels
Bels
5 May

Temp control for wine room

Temp control for wine room

What you require is borderline outside the envelop what a split system for air conditioning is designed for. You may be better off using a dedicated wine cellar cooler…

4
269
Bels
May 05, 2018 8:54 pm

Evaporative cooling vs Split system

Evaporative cooling vs Split system
1, 2

Split Systems Split systems will work in any climate and if you live in a humid climate they will be the best option Buying a split system can…

33
1881
Hfranco2018
May 05, 2018 4:36 am
Hfranco2018
alexp79
alexp79
5 May

Completely air tight homes?

Completely air tight homes?
1, 2

By the way, did you get a quote for your Zehnder HRV? Who supplies/installs them in Australia?

34
5779
alexp79
May 05, 2018 2:24 am

"Midea" air conditioners - any good?

"Midea" air conditioners - any good?

I have hear about midea which is a brand designed for all budgets. :wink:

9
16179
Hfranco2018
May 03, 2018 7:22 am
Hfranco2018
Bels
Bels
2 May

Split Systems

Split Systems

We work in metric here in Australia mate... not everyone is going to be able to convert on the cuff. Wow you troll up a thread from 4 years ago, I'm sure the OP has has…

15
1754
Bels
May 02, 2018 10:06 pm
IamSAM
IamSAM
27 April

ACTRON Air-conditioning Upgrade

ACTRON Air-conditioning Upgrade

I have a similar variation (priced in Nov-17) at $4125 (includes GST). The variation includes wifi interface as well. The saving is not only due to number of controllable…

1
205
IamSAM
Apr 27, 2018 4:02 pm
IamSAM
Entilzha
Entilzha
24 April

Passive shading NW Facing glass doors

Passive shading NW Facing glass doors

Thanks. ill look at as many options as i can - plenty of time before next summer - will see how it goes through winter first to get a feel of winter light and warmth from…

4
406
Entilzha
Apr 24, 2018 10:31 am
Saint Mike
Saint Mike
24 April

Braemar has ducted heater issue

Braemar has ducted heater issue

Have you approached Braemer - or the person who did the job ?

1
178
Saint Mike
Apr 24, 2018 9:42 am
Saint Mike
Bels
Bels
17 April

When should the warranty of heating start counting ?

When should the warranty of heating start counting ?

Unless you had absolute junk equipment installed by the most incompetent installers with no idea between them and the system hasn't worked from day dot, what's to say that…

10
412
Bels
Apr 17, 2018 10:28 pm
Heliosphere
Heliosphere
14 April

Insulating under slab, much benefit in this situation?

Insulating under slab, much benefit in this situation?

Thanks for the Laros link, those diagrams are helpful and those thermal blocks could be part of the solution. - It would be using the same insulation product between the…

8
615
Heliosphere
Apr 14, 2018 4:46 pm
Heliosphere
abreilprey
abreilprey
12 April

Storage water heater vs instant

Storage water heater vs instant

Instant water heater is the better option if you are rarely going to use hot water otherwise, Storage water heater is better.

10
1178
abreilprey
Apr 12, 2018 5:13 pm
DamNita
DamNita
9 April

Hot Water - Dux Solar Gas Boosted

Hot Water - Dux Solar Gas Boosted

Thank you so much! I appreciate your advice.

6
256
DamNita
Apr 09, 2018 1:17 pm
DamNita
Sergey
Sergey
8 April

Ventilation in bedrooms with dual glazed windows

Ventilation in bedrooms with dual glazed windows
1, 2, 3

ERV in every room would be nice. I don't have ducted A.C. yet, so anything I will add is expensive. Plan is to put ducted air conditioning with an addition of in wall ERV…

44
2049
Sergey
Apr 08, 2018 10:19 am
Jenesahill
Jenesahill
30 March

Energy Recovery Systems

Energy Recovery Systems

8.5K quote I think you should pay a market survey searching for quotation from different providers. I would recommend you comparing the quotes then making a decision would…

17
1164
Jenesahill
Mar 30, 2018 8:38 pm
Jenesahill
Bels
Bels
20 March

Air flow from the vent when the zone is OFF

Air flow from the vent when the zone is OFF

There's nothing wrong with the method of control of your system. The air supplied to the active zones still returns through the common return air intake and sensed by the…

18
1089
Bels
Mar 19, 2018 11:23 pm
Bels
Bels
16 March

Heating Ducting routing through alfresco

Heating Ducting routing through alfresco

It doesn't really make that much of a difference as your duct work is insulated anyways. If it bothers you that much just get the alfresco ceiling insulated and same with garage.

1
386
Bels
Mar 16, 2018 10:30 pm
Bels
Bels
4 March

Radius for AC gas piping

Radius for AC gas piping

Not sure if safety trays are mandatory by plumbing regs but it's generally seen as good practise to install them so that if your main unit drain was to ever block up,…

3
901
Bels
Mar 04, 2018 8:36 pm
oldchippy
oldchippy
20 February

anticon vs polyair unicell

anticon vs polyair unicell

Being around the same price per m2 which product would be best for keeping heat out of an unlined colorbond walls and roof shed under construction.Noise not being a factor.?

0
407
oldchippy
Feb 20, 2018 11:36 am
alexp79
alexp79
8 February

AirCon Zone Suggestion - Double Story Void

AirCon Zone Suggestion - Double Story Void

Cold air from the aircon on the lower level will be 'falling' down and will be replacing 'hot' air, which will be coming upwards. In winter time, the hot air from the…

1
312
alexp79
Feb 08, 2018 2:08 pm
djb21au
djb21au
7 February

Melbourne Evaporative Cooling or do we Upgrade?

Melbourne Evaporative Cooling or do we Upgrade?

Just to round this off, today it is a dry 37° in Melbourne at 5pm (13% humidity). Inside our house with the evap cooling working at about 70% it is 25° in the living…

5
763
djb21au
Feb 07, 2018 4:20 pm
IamSAM
IamSAM
6 February

Actron ducted ac efficiency

Actron ducted ac efficiency

from the 260 sqm exclude non aircon areas like Garage, bathrooms, laundry etc..

8
972
IamSAM
Feb 06, 2018 3:37 pm
IamSAM
edrenaline
edrenaline
30 January

Ducted aircon after handover? Single story house

Ducted aircon after handover? Single story house

Hi all, I'm planning to have a ducted reverse cycle A/c installed in my home (construction to start in June/July). The problem is, the builder provides gas ducted heating…

10
1797
edrenaline
Jan 30, 2018 1:01 pm
ilmessaggio
ilmessaggio
29 January

Airflow in the Tropics

Airflow in the Tropics

Changing the spark plugs isn't going to solve the problem of a flat tyre If getting the heat out is the primary objective then that's what you do. You might want to try

3
249
ilmessaggio
Jan 29, 2018 4:50 pm
Bels
Bels
28 January

100kg air conditioner on Colorbond roof?

100kg air conditioner on Colorbond roof?

Sorry for the late reply, been flat out in the heat. I can't seem to work out how to host pics now that photobucket has gone corporate. See link to mine. It's been up…

3
492
Bels
Jan 28, 2018 9:10 pm
bashworth
bashworth
27 January

Heating for LPG

Heating for LPG

LPG is the most expensive form of heating I have come across. Some years ago we rented a house with LPG heating. After one winter we went to the landlord and offered to…

4
291
bashworth
Jan 27, 2018 6:37 pm
bashworth
3
503
ilmessaggio
Jan 25, 2018 8:33 pm
alexp79
alexp79
23 January

Sisalation required on new build

Sisalation required on new build

Better to have it, especially for northern and western walls where reflective insulation will be most effective. In addition to reflective insulation, sisalation also…

1
356
alexp79
Jan 23, 2018 8:29 pm
Sergey
Sergey
22 January

Do I need ceiling/wall vents?

Do I need ceiling/wall vents?

Hello When I was building a house, I have asked the builder to provision for a cavity for a gas fireplace. Do not know if because of that, but builder created 2 ceiling…

0
212
Sergey
Jan 22, 2018 5:44 pm

Refridgeration Mechanic Help needed please.

Refridgeration Mechanic Help needed please.

Sounds possible. If you have enough vents, it should be balanced. Have you checked the return to see if it's coming out of there. It has to be going somewhere. Maybe a…

1
329
Searching4 knowledge
Jan 20, 2018 11:53 am
Searching4 knowledge
AJW
AJW
27 December 2017

Ducted: Gas Heating vs RC Aircon vs Gas+Addon Cooling

Ducted: Gas Heating vs RC Aircon vs Gas+Addon Cooling

I have a 14KW ducted Daikin and no great noise issues. Neighbours have an even bigger unit (18 or 20) and again no noise issues, especially as theirs blows up.

3
543
AJW
Dec 27, 2017 4:17 pm
TullyRiver
TullyRiver
21 December 2017

Insulation, wiring and air circulation - old house

Insulation, wiring and air circulation - old house

Hi all pro's (of which I am not...), Apologies if I've posted this to the incorrect forum section as it covers a few different areas, please feel free to move etc…

0
240
TullyRiver
Dec 20, 2017 11:25 pm
1
251
Bels
Dec 20, 2017 10:14 pm
bg100
bg100
7 December 2017

Evaporative cooling

Evaporative cooling

The evaporative cooling effect only works well in dry air, therefore any humid areas i.e the coastal fringe are not ideal. It is why evap units are found west of the…

13
943
bg100
Dec 07, 2017 9:33 pm
IamSAM
IamSAM
6 December 2017

Ceiling fan with light recs

Ceiling fan with light recs

A good way is to visit a store at check out the fittings. There is so much option and price range too. The economy brand is MERCATOR while HUNTER is premium. The features…

1
282
IamSAM
Dec 06, 2017 3:35 pm
IamSAM


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