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Heating, Cooling & Insulation
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Author
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Last Post
Redman
Redman
4 November 2011

Roof insulation options - advice?

Roof insulation options - advice?

Glass wool is fiberglass = bad Rockwool is spun basalt. Its rock dust from quarry that is heated and spun like lava fairy floss. Low flammability, it still collects dust…

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4759
Redman
Nov 04, 2011 4:18 am
Redman
Frothy_monster
Frothy_monster
3 November 2011

Anyone Louvers and Split system ?

Anyone Louvers and Split system ?

Yeah you will get air flow through the louver's, but as with anything the full effect of the cooling/heating will be effected, due to some air flow restriction via the…

4
560
Frothy_monster
Nov 03, 2011 8:55 pm
Frothy_monster
Frothy_monster
Frothy_monster
3 November 2011

Brivis Evaporative Cooling blowing insects through vents

Brivis Evaporative Cooling blowing insects through vents

(hey, 1st time poster, 15 years experience HVAC installation/service) I can see how the Evap might suck in bugs and spit em out via the vents (although i've never seen it)…

15
7061
Frothy_monster
Nov 03, 2011 8:48 pm
Frothy_monster
sceen7
sceen7
2 November 2011

Need to remove old ceiling insulation?

Need to remove old ceiling insulation?

I recently spent a week removing old batts from my roof, what a disgusting job that was ::hyst:: the reason I did it though was because they were about an R2 rating to begin…

4
834
sceen7
Nov 02, 2011 10:52 am
sceen7
sceen7
31 October 2011

hydronic heating suppliers in melb and cost

hydronic heating suppliers in melb and cost

We went with a similar system, a combination of floor coils and panel heating in a single story renno/extension. Our extension is on a slab, which is why we went for floor…

2
944
sceen7
Oct 31, 2011 6:21 pm
bpbp
bpbp
31 October 2011

Places to buy a fire place

Places to buy a fire place

Hi , I would like to have a fireplace in my home. any idea about some places to buy a fire place? in melbourne around south eastern suburbs..? I prefer a gas one with…

0
401
bpbp
Oct 31, 2011 2:06 pm
sceen7
sceen7
30 October 2011

Evaporative Cooling - Bonaire vs. CoolBreeze.

Evaporative Cooling - Bonaire vs. CoolBreeze.

We used Plum heating and cooling only this week and i ditto the experience your sister had Gidgit. We wanted to extend our original evap system into our extension (was…

2
2281
sceen7
Oct 30, 2011 8:50 pm
Amadio
Amadio
30 October 2011

Neighbor's External Air Con Noise - LOUD

Neighbor's External Air Con Noise - LOUD

Specific regulations about noise http://www.epa.vic.gov.au/noise/residential/prohibited-hours.asp He may have installed it without a proper…

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1361
Amadio
Oct 30, 2011 7:10 am
Mozzie
Mozzie
28 October 2011

ducted heating cost

ducted heating cost

I'm guessing around 5k for ducted but I'd spend the extra and go hydronic no matter what. My last three houses had ducted systems and one of them was a new PD home with…

4
1340
Mozzie
Oct 28, 2011 11:19 pm
Mozzie
kevviek
kevviek
26 October 2011

Instructions to replace pads in Brivis Contour Cooler

Instructions to replace pads in Brivis Contour Cooler

Thanks guys. I did find instructions, it is very easy - just undo the screws on top to loosen it a little and the panels lift out in their frames, and the pads then just…

4
1841
kevviek
Oct 26, 2011 9:59 pm
nicenurse
nicenurse
26 October 2011

Comparing quotes for ducted air conditioning

Comparing quotes for ducted air conditioning

Thank you all so much for your replies. It can be daunting when it seems theres always someone who has a horror story about the brand you have in mind. But Im sure the…

5
1229
nicenurse
Oct 26, 2011 1:50 pm
deb17
deb17
19 October 2011

Ducted Evap Cooling quote advice?

Ducted Evap Cooling quote advice?

Hi, my Son just installed the Braemar LCB550, in our house on the weekend. It's very quiet and very cold :lol: I wont tell you how much it cost, you would cry. We bought the…

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971
deb17
Oct 19, 2011 7:27 pm
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3293
chrishawks81
Oct 19, 2011 7:14 pm
chrisandkate
chrisandkate
14 October 2011

downgrade of heating unit

downgrade of heating unit

Perhaps you could look at the HX23iXA unit which is the one specified for Aircon installs. This will mean an increase in airflow and the ability to add air conditioning…

1
497
chrisandkate
Oct 14, 2011 3:58 pm
quiksilver
quiksilver
13 October 2011

Airconditioning options

Airconditioning options

Installation of aircon will be difficult after build if it is a double storey

2
768
quiksilver
Oct 13, 2011 6:32 pm
tim74
tim74
12 October 2011

Importing solar hot water system?

Importing solar hot water system?

Thanks - I'll be looking locally based on your feedback.

3
476
tim74
Oct 12, 2011 8:26 pm
~steph~
~steph~
10 October 2011

Basic ceiling fan that wont rust

Basic ceiling fan that wont rust

We have ones similar to these: http://www.omegaappliances.com.au/Product-228-New_Yorker_Ceiling_Fan_40627.aspx Some I believe can come…

2
457
~steph~
Oct 10, 2011 1:56 pm
Stewie D
Stewie D
10 October 2011

Which roofing solution to use for coolest house?

Which roofing solution to use for coolest house?

Here is a link to a government paper after research into insulation effectiveness and total r-values of different roof/ceiling/insulation scenarios. They don't cover light…

15
2103
Stewie D
Oct 10, 2011 8:41 am
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…

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1165
New to Building
Oct 08, 2011 12:03 pm
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…

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1644
xanthrope
Oct 07, 2011 10:47 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
538
cmhamilton
Oct 06, 2011 11:06 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
382
Bushpilot
Oct 02, 2011 9:42 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
392
chatz
Oct 02, 2011 1:35 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
1159
athman
Oct 02, 2011 12:14 am
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
1776
Surfboy
Sep 27, 2011 7:19 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
427
CA3105
Sep 27, 2011 12:43 am
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
564
1sthome
Sep 27, 2011 12:15 am
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
502
BarryC
Sep 22, 2011 5:21 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
1832
~steph~
Sep 20, 2011 9:30 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
577
lambchoppa
Sep 20, 2011 9:04 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
2148
mum2matt
Sep 17, 2011 9:31 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
726
Garfreyn
Sep 15, 2011 2:36 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
654
eyspy
Sep 13, 2011 1:41 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
345
srichz
Sep 10, 2011 9:19 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 10, 2011 12:28 am
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
665
Brad75
Sep 08, 2011 11:32 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
328
chrisandkate
Sep 05, 2011 10:53 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
359
WiNmaKlIn
Sep 04, 2011 7:40 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
332
D101
Sep 04, 2011 12:21 pm
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
396
bashworth
Sep 02, 2011 8:04 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
595
betHeEeee
Sep 02, 2011 4:45 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
591
deb17
Aug 28, 2011 1:22 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
1499
dymonite69
Aug 23, 2011 10:29 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
334
fluffybear
Aug 23, 2011 8:50 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
1576
dymonite69
Aug 23, 2011 1:05 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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1650
dymonite69
Aug 23, 2011 12:56 am
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
7169
Krumlov
Aug 22, 2011 10:54 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
3155
jndc
Aug 21, 2011 1:40 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
1828
IceMan
Aug 21, 2011 1:33 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
342
Brad75
Aug 19, 2011 7:05 pm


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