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Heating, Cooling & Insulation
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Last Post
New to Building
New to Building
8 October 2011

Daiken 6hp - too small?

Daiken 6hp - too small?

Thanks so much for your feedback. I got a quote from an external air con guy and he suggested the Daiken 8hp inverter as they no longer have access to the hybrid. He…

7
1217
New to Building
Oct 08, 2011 11:03 am
xanthrope
xanthrope
7 October 2011

Cooling help..

Cooling help..

Unfortunately part of the ceiling in the upstairs rooms is right on the roofline, so no room for regular insulation up there. Perhaps we could…

14
1653
xanthrope
Oct 07, 2011 9:47 am
xanthrope
cmhamilton
cmhamilton
6 October 2011

External power isolator for refrigerated aircon unit...

External power isolator for refrigerated aircon unit...

There's a difference? If I have the external point with the isolator switch can the air con installers still do what they need to do with it? I'm stuck with it now…

5
542
cmhamilton
Oct 06, 2011 10:06 pm
Bushpilot
Bushpilot
2 October 2011

Comparison of heating types

Comparison of heating types

Hoping someone out there can assist us, as this information is difficult to find on the Internet: 1. How to calculate the cost of operating an off-peak heat bank (mass…

0
385
Bushpilot
Oct 02, 2011 8:42 am
chatz
chatz
2 October 2011

Gas Heating + Evap Cooling

Gas Heating + Evap Cooling

No, not only because they come from different units but you also need the vents positioned differently. The evaporate vents should be away from the windows pushing air…

1
399
chatz
Oct 02, 2011 12:35 am
athman
athman
1 October 2011

Brivis ducted heating unit - repair or replace?

Brivis ducted heating unit - repair or replace?

20 years is good going. Even if you fix the fan there are other parts that will be on their last legs. We built our house new with a Brivis Buffalo heating unit eight…

1
1248
athman
Oct 01, 2011 11:14 pm
Surfboy
Surfboy
27 September 2011

ceiling fans in Perth???

ceiling fans in Perth???

I was considering fans for my house in Sydney and bumped into a bit of research by RMIT on the impact of ceiling fans on Energy Star ratings and energy saving. It is hard…

8
1780
Surfboy
Sep 27, 2011 6:19 pm
CA3105
CA3105
26 September 2011

Recommendations for portable gas heater please

Recommendations for portable gas heater please

Hi Tangles, Thanks for your reply - it seems like most people I've spoken to say that Rinnai is the only way to go, so now I know where to start :)

2
439
CA3105
Sep 26, 2011 11:43 pm
1sthome
1sthome
26 September 2011

Internal acoustic installation guide?

Internal acoustic installation guide?

There are a lot of considerations when looking at in wall acoustics - framing materials are particularly important to think about.

3
573
1sthome
Sep 26, 2011 11:15 pm
BarryC
BarryC
22 September 2011

retrofit wall insulation for weatherboard house

retrofit wall insulation for weatherboard house

We have a 1920s weatherboard and would like to increase the wall insulation without removing all the weatherboards to do so. Is there a product that will work? Cheers

0
511
BarryC
Sep 22, 2011 4:21 pm
~steph~
~steph~
20 September 2011

Insulation suggestions for West facing wall

Insulation suggestions for West facing wall

This article talks about SIPs (Structured Insulation Panels). They provide great thermal insulation in addition to some acoustic insulation also.

7
1912
~steph~
Sep 20, 2011 8:30 pm
lambchoppa
lambchoppa
20 September 2011

Solar heating & cooling is it worth it?

Solar heating & cooling is it worth it?

I have not installed it but they are good products and worth the spend. The other choices are http://www.hrv.com.au and http://www.sola-mate.com.au. You could also look at…

1
589
lambchoppa
Sep 20, 2011 8:04 pm
mum2matt
mum2matt
17 September 2011

Advice on Brivis GDH systems

Advice on Brivis GDH systems

Hi cmhamilton - good that you got a better quote. As an aside - we used DaleAir at our current house to install a daikin ducted refrig aircon system last year and they…

12
2167
mum2matt
Sep 17, 2011 8:31 pm
Garfreyn
Garfreyn
15 September 2011

Adding Cooling to Ducted Gas Heating

Adding Cooling to Ducted Gas Heating

We have a five-bedroom house, with an open plan living/dining room area. When I try working it out in my head seems to me we have 100 square meters or so of living…

4
730
Garfreyn
Sep 15, 2011 1:36 pm
eyspy
eyspy
13 September 2011

Building a Wine cellar

Building a Wine cellar

You build underground and your temps will be perfect. It's not that hard or expensive to go underground and then you could build a nice pergola on top to sit and relax…

2
661
eyspy
Sep 13, 2011 12:41 pm
srichz
srichz
10 September 2011

Fan + heat + light combo

Fan + heat + light combo

Hello everyone!! :D Sorry for being so naive, but I know you guys are the only ones who can help me. :wink: Anyway, during pre-start we asked for our ensuite to have a combo…

0
350
srichz
Sep 10, 2011 8:19 pm
sceen7
sceen7
9 September 2011

Hydronic heating query

Hydronic heating query

sounds good casa2 we have heard of a corrugated underlay for floorboards which maximizes heat transfer.. but is expensive. The direct contact that ply would give sounds…

2
487
sceen7
Sep 09, 2011 11:28 pm
Brad75
Brad75
8 September 2011

Zoning ducted heating/cooling

Zoning ducted heating/cooling

The actual efficiency doesn't warrant the extra star IMO. We were advised against zoning our house by the Air con installer. We have 25sq…

3
671
Brad75
Sep 08, 2011 10:32 pm
chrisandkate
chrisandkate
5 September 2011

Ducted heating dampers

Ducted heating dampers

Most in floor vents had a lever to shut them off I thought?? You just can shut them all as you need a minimum amount of flow so as not to damage the system.

1
330
chrisandkate
Sep 05, 2011 9:53 am
WiNmaKlIn
WiNmaKlIn
4 September 2011

Sarking Query - Gap Cut Near Bathroom In Roof Space

Sarking Query - Gap Cut Near Bathroom In Roof Space

Hi Guys I have a twenty year old double story house with Sarking in the roof. I was up there having a look the other day and I noticed a fairly large rectangular sized…

0
368
WiNmaKlIn
Sep 04, 2011 6:40 pm
WiNmaKlIn
D101
D101
4 September 2011

Insulation between floors

Insulation between floors

We have a single story house but with a far amount of crawl space beneath the house. At the moment the floor beams from the living areas are exposed (i.e. there is not a…

0
334
D101
Sep 04, 2011 11:21 am
bashworth
bashworth
2 September 2011

Open cell vs closed cell insulation for doorways

Open cell vs closed cell insulation for doorways

This link explains 'R values'. http://www.anewhouse.com.au/?p=552 IMO as the area of the gap is relatively small 'R values' are nowhere near as important as a good seal…

3
398
bashworth
Sep 02, 2011 7:04 pm
bashworth
betHeEeee
betHeEeee
2 September 2011

Refrigerated Cooling - New Rules?

Refrigerated Cooling - New Rules?

Hi cathedral, which state are you based? My partner works in aircon/refrigeration so if your in Melb, perhaps i can pass on his work details to you :-)

3
603
betHeEeee
Sep 02, 2011 3:45 pm
deb17
deb17
28 August 2011

Heating vent location and placing furniture on top of them

Heating vent location and placing furniture on top of them

Our vents are all near the windows, the air conditioning vents are all going to be near the doorways. I wouldn't like to place furniture over the top of the vents, we had…

1
599
deb17
Aug 28, 2011 12:22 pm
dymonite69
dymonite69
23 August 2011

Insulation in the tropics

Insulation in the tropics

When attaching the iron, put some battens down to create an air gap and then line with foil then your cladding. This will also create a chimney effect where air…

5
1563
dymonite69
Aug 23, 2011 9:29 am
dymonite69
fluffybear
fluffybear
23 August 2011

Floor heating cost

Floor heating cost

Hi all, A newbie here.. We are in the planning process for our new home and looking for some options for the floor heating.. What are the different options (also the…

0
347
fluffybear
Aug 23, 2011 7:50 am
dymonite69
dymonite69
23 August 2011

Solar system questions

Solar system questions

Typical annual solar output is about 1600 kWh/kW system. In Adelaide it is about 2/3rds of this in winter and 1/3rd higher in summer. i.e. for a 1 kW system - 4.4…

13
1694
dymonite69
Aug 23, 2011 12:05 am
dymonite69
dymonite69
dymonite69
22 August 2011

Where should the recycled air vent go

Where should the recycled air vent go

Ceiling fans set at low speed can push the hot air down and improve circulation.

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1665
dymonite69
Aug 22, 2011 11:56 pm
dymonite69
Krumlov
Krumlov
22 August 2011

Ducted Aircon-GEN III and Opal Smart Temp Control

Ducted Aircon-GEN III and Opal Smart Temp Control
1, 2

I think it also decides what fan speed to use depending on how many zones are…

32
7207
Krumlov
Aug 22, 2011 9:54 am
jndc
jndc
21 August 2011

Actron Ultima 23kw in WA

Actron Ultima 23kw in WA

A Ryder i know it was a year or 2 ago, but can you tell me who did your install south of sydney ? i'm looking at an Actron ESP ultima 23kw and live in southern sydney -…

10
3214
jndc
Aug 21, 2011 12:40 pm
IceMan
IceMan
21 August 2011

Not sure about the Actron 23KW Ducted System in new home

Not sure about the Actron 23KW Ducted System in new home

Iceman do you quote for and do installations on south side of sydney ? we are looking at an actron 3 phase 23kW system, with Ultima controls. if…

9
1847
IceMan
Aug 21, 2011 12:33 pm
IceMan
Brad75
Brad75
19 August 2011

Evap ducts won't fit through trusses

Evap ducts won't fit through trusses

Hear this story over & over again plans don't show where every timber is going to be and it's normally the problem of people wanting a low roof pitch but not finding out…

1
350
Brad75
Aug 19, 2011 6:05 pm
lowau
lowau
19 August 2011

CENTRAL HEATING IN ROOF - HEAT LOSS THROUGH VENTS

CENTRAL HEATING IN ROOF - HEAT LOSS THROUGH VENTS

Foil won't do much as the heat escaping is via conduction and not reflection (i.e. sun rays). The ducts are already wrapped in foil, inside and outside layers. Also any…

3
567
lowau
Aug 19, 2011 1:54 pm
bails07
bails07
19 August 2011

Flood Damaged Central Heating Unit

Flood Damaged Central Heating Unit

My home was flooded on Feb 4th and my Central Heating Unit was atleast 4 foot underwater for a period of approximately 8 hours. Insurance has replaced the ducting,…

0
238
bails07
Aug 19, 2011 10:11 am
Slug
Slug
17 August 2011

Pavers as hearth?

Pavers as hearth?

Gday all, I am waiting to hear back from a paving company regarding their specific product but wondered if this is possible. We are looking at using pavers underneath a…

0
329
Slug
Aug 17, 2011 11:51 am
ESB
ESB
16 August 2011

Actron in Melbourne, install cost??

Actron in Melbourne, install cost??

We're in Bundy and our ESP+ 14.5kw system installed for 14,500 in a new build. 6 zones, 14 outlets and 3 return air grilles and two control panels.

8
1163
ESB
Aug 16, 2011 8:53 pm
ESB
chrisandkate
chrisandkate
16 August 2011

Is it possible to install a zoning system on

Is it possible to install a zoning system on

Yes it is, but depending on the age of unit it may be worth while replacing it to get the most out of it. Also, unless you have over 25Sq (or 30 preferably) living,…

1
301
chrisandkate
Aug 16, 2011 3:20 pm
eyspy
eyspy
16 August 2011

Combustion Wood Heater's

Combustion Wood Heater's

Nectre are one of the better ones out there.

5
574
eyspy
Aug 16, 2011 9:01 am
bashworth
bashworth
14 August 2011

Can you install air-con with existing heating ducts?

Can you install air-con with existing heating ducts?

Generally the size of ducts required for air conditioning is bigger than those for heating. When we had our new house built we paid extra for larger ducts so we could…

1
418
bashworth
Aug 14, 2011 8:45 pm
bashworth
tjilpi
tjilpi
14 August 2011

Insulation question.

Insulation question.

Thanks. We would have 40mm between the sisalation and the foilboard. Assuming we use the cathedral 25mm foilboard; there would be a 25mm gap between foilbard and bulk…

3
560
tjilpi
Aug 14, 2011 11:16 am
WinfieldCharcoal
WinfieldCharcoal
12 August 2011

Does Daikin inverter and hybrid work same way

Does Daikin inverter and hybrid work same way

Hi Everyone, I paid my builder to install Daikin inverter system which they did. Later I found out (still under 3 months) that they installed hybrid outdoor unit…

0
460
WinfieldCharcoal
Aug 12, 2011 11:01 am
Brad75
Brad75
12 August 2011

Brivis Ducted Heater HE20I Problem

Brivis Ducted Heater HE20I Problem

Thermister in the duct work maybe to close thermister temparture shouldn't go above 65 degrees your heaters going out on over temp how old is the unit ?

1
725
Brad75
Aug 12, 2011 9:04 am
2
518
Brad75
Aug 12, 2011 8:58 am
AJW
AJW
6 August 2011

Has anyone here used Smartglass?

Has anyone here used Smartglass?

Not sure if it is this product or not, but when I lived in the UK I saw a home renovation program where they had a glass product that apparently had the same/similar…

4
2842
AJW
Aug 06, 2011 9:41 pm
1sthome
1sthome
5 August 2011

Ceiling Insulation - Down light Clearance

Ceiling Insulation - Down light Clearance

I was told 100 mm around each downlight for led.

2
523
1sthome
Aug 05, 2011 4:46 pm
portas1971
portas1971
5 August 2011

Return air vent query - Bonaire Gas Ducted Heating

Return air vent query - Bonaire Gas Ducted Heating

Thanks Brad75. It does have a metal collar to seal it off at the top with the flex poking out into void. I guess my concern was that it does not have a metal box, but from…

7
2622
portas1971
Aug 05, 2011 9:23 am
chatterbox
chatterbox
3 August 2011

insulation in roof/floor area above outside patio

insulation in roof/floor area above outside patio

We are owner building.... we are putting batt insualtion in the roof/walls and internal walls. However we have an area which is an outside patio area downstairs and the…

0
255
chatterbox
Aug 03, 2011 5:18 pm
Jervisbay
Jervisbay
2 August 2011

Evaporative Air Con in Perth

Evaporative Air Con in Perth

Hi Dan, We went with a Breezair for its quietness when running. We took one size bigger than recommended by the calculator as not to have to push the unit full steam.…

1
378
Jervisbay
Aug 02, 2011 10:45 pm
Jervisbay
Jervisbay
2 August 2011

Home heating/cooling audit

Home heating/cooling audit

Hi, In the ACT the government has a service that offers free consultation regarding cooling/heating to help with energy saving initiatives, http://www.heat.net.au/ People…

1
282
Jervisbay
Aug 02, 2011 10:35 pm

Building ForumBuilding, Renovation & MaintenanceHeating, Cooling & Insulation
Home Safety Store posted a promotion
6 months
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