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Heating, Cooling & Insulation
Topics
Author
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Views
Last Post
Zerosignal
Zerosignal
15 September 2009

colour diff between soundscreen and r2.5 insulation batts

colour diff between soundscreen and r2.5 insulation batts

I thought the glass batts are yellow and the sound insulation ones are rockwool and are a creamy colour. See this link for a picture of them.

5
540
Zerosignal
Sep 15, 2009 12:59 pm
rubber_noggin
rubber_noggin
19 September 2009

Ceiling insulation

Ceiling insulation

A counter correction...... Glass wool batts do not compress. That is a misconception often peddled by the blow in brigade.

7
856
rubber_noggin
Sep 19, 2009 9:59 am
rubber_noggin
dymonite69
dymonite69
19 September 2009

I forgot the sarking! :( options??

I forgot the sarking! :( options??

Sorry I meant $50/m2. You get the same R value. The only apparent advantage is the avoidance of thermal bridging or convection currents.

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1027
dymonite69
Sep 19, 2009 10:42 am
dymonite69
jcjuice
jcjuice
19 September 2009

Refrigerated Air Con

Refrigerated Air Con

Yeah, we got evaporative as part of the henley Promotion and the upgrade was $2700 to refrigerated. I know it's going…

9
478
jcjuice
Sep 19, 2009 3:49 pm
Yak_Chat
Yak_Chat
22 September 2009

Amount of ceiling insulation required

Amount of ceiling insulation required

Are they about to install it as well. There would be some less area due to joists etc, actual calcs needs more info re number of joists area etc.

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286
Yak_Chat
Sep 22, 2009 10:23 pm
Yak_Chat
Macy
Macy
23 September 2009

electric ducted air conditioning systems...anyone??

electric ducted air conditioning systems...anyone??

:) We have a block on hold at the moment which has a covenant on it that doesnt allow airconditioners/evaporative coolers above the eaves... :roll:

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223
Macy
Sep 23, 2009 12:06 am
KPMBuilding
KPMBuilding
25 September 2009

have you heard of this?

have you heard of this?

Yes, I have heard of them. I would only get Onsen if you are getting them for entire commercial building projects (e.g townhouses) and getting Reece to give you townhouse…

1
347
KPMBuilding
Sep 25, 2009 2:03 am
jackson017
jackson017
29 September 2009

Brivis Networker

Brivis Networker

Hi All, Just wondering if anyone knows if a Brivis Networker can be used with a Braemar heating unit or any other brand? Thanks

0
283
jackson017
Sep 29, 2009 7:38 am
lisanne
lisanne
4 October 2009

Solar Hot Water System

Solar Hot Water System

We have the same HWS but don't have any issues with temps fluctuating. It takes a bit of fiddling to get the temperature just right to begin with,…

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339
lisanne
Oct 04, 2009 10:46 am
themax
themax
4 October 2009

Under Floor Insulation

Under Floor Insulation

morgan, that was helpful info for me as well. Thanks.

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5046
themax
Oct 04, 2009 7:11 pm
themax
barbie
barbie
5 October 2009

Evap or reverse cycle air con for small home??

Evap or reverse cycle air con for small home??

Great, thanks. Mum and dad have evaporative and we love it. so cheap to run and mum reuses water on garden in summer which is another advantage. Just wasnt sure of cost of…

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520
barbie
Oct 05, 2009 3:23 pm
EKT
EKT
5 October 2009

Choice of insulation product

Choice of insulation product

So thats good right? Sorry I have no idea! :lol:

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659
EKT
Oct 05, 2009 8:12 pm
webbiegareth
webbiegareth
7 October 2009

Evap cooling - ease of installation?

Evap cooling - ease of installation?

Hi all, I'm building a smallish three bedroom home, and I'm considering having an Evap system installed after handover. I'll often see in the papers adverts for a…

0
216
webbiegareth
Oct 07, 2009 2:31 pm
Thudd
Thudd
7 October 2009

Pellet boilers - who supplies them?

Pellet boilers - who supplies them?

There is a local pellet factory and they can deliver by the ton so that makes it a very viable prospect indeed. The only problem is finding the damn boilers!

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282
Thudd
Oct 07, 2009 3:28 pm
lisanne
lisanne
7 October 2009

Lennox Ducted Heating & Cooling Unit - thoughts?

Lennox Ducted Heating & Cooling Unit - thoughts?

I also did ask my builder maybe a third party could come in but they refused.:( What i'm scared of is that i hope they would easily have access…

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lisanne
Oct 07, 2009 7:35 pm
dragon
dragon
12 October 2009

Ducted A/C outlet

Ducted A/C outlet

I was hoping that would be the case. I didn't want to sacrifice performance just to have round outlets as we will have oyster lights and round downlights.

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315
dragon
Oct 12, 2009 10:11 am
dragon
3
315
Hels
Oct 14, 2009 8:09 am
Hels
Dukekamaya
Dukekamaya
17 October 2009

Installation of Anticon

Installation of Anticon

The roof goes directly on top of the anticon screwed into the battens. The anticon is meant to have a slight sag between the trusses/rafters and battens

1
367
Dukekamaya
Oct 17, 2009 3:06 pm
Dukekamaya
steveljohn8
steveljohn8
18 October 2009

Geothermal heating/cooling

Geothermal heating/cooling

This Discussions have helped me a lot.I am constructing a house in Dubai , were the temp in summer touch the peak point 55 C to 60 C ,which heats the house like a oven.For…

12
931
steveljohn8
Oct 18, 2009 2:19 am
Yak_Chat
Yak_Chat
19 October 2009

Building a slow combustion fireplace

Building a slow combustion fireplace

I feel that the science and engineering of a well designed combustion fire is a pretty technical issue that is not easy to DIY. And with possible future restrictions on…

1
386
Yak_Chat
Oct 19, 2009 7:10 pm
Yak_Chat
Yak_Chat
Yak_Chat
19 October 2009

Old Oil Heater - disposal?

Old Oil Heater - disposal?

I'm sure if you rang a service man nearby he'd be happy to take it away for you.

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1070
Yak_Chat
Oct 19, 2009 7:13 pm
Yak_Chat
themax
themax
20 October 2009

EXTRA insulation over and above what is supplied by builder?

EXTRA insulation over and above what is supplied by builder?

Thanks everyone, it is worth it and we have actually given the Insulation guy the go ahead. Cost a bomb though.... ::angry::

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461
themax
Oct 20, 2009 1:17 pm
themax
adrian
adrian
22 October 2009

Money back on ducted system?

Money back on ducted system?

Thanks for your input Rosewood. We have decided that in 4-5 years we will most likely be selling up and relocating / upgrading. So I'm really thinking more about resale…

2
467
adrian
Oct 22, 2009 9:49 am
KPMBuilding
KPMBuilding
26 October 2009

Actron R22 query

Actron R22 query

The contractor that laughed it off was spot on.

4
509
KPMBuilding
Oct 26, 2009 2:21 am
namz
namz
26 October 2009

Solar Roof Fan or Standard Whirlibird ?

Solar Roof Fan or Standard Whirlibird ?

I would go for a roof fan. Whirlybirds work at the wrong times. A few good products are the solar star (get the…

11
624
namz
Oct 26, 2009 10:41 am
12star
12star
27 October 2009

Wall insulation & window insulation

Wall insulation & window insulation

So to get a good / accurate picture, I need to record my energy use to heat or cool my house for an hour at a constant temp ( I guess heat as that wouldn't include radiant…

2
422
12star
Oct 27, 2009 6:59 pm
Eccles
Eccles
28 October 2009

Air con dissapointment

Air con dissapointment

Contracts can be formed verbally (except for specific types according to legislation) however having it in writing is always a good idea for proof purposes. Acceptance…

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878
Eccles
Oct 28, 2009 6:03 pm
albi
albi
28 October 2009

Aircon for an old house

Aircon for an old house

We also live in Melbourne and have a house built in 1899 and have evaporative cooling installed and it is great. We don't have insulation in our walls but we have good…

1
228
albi
Oct 28, 2009 8:50 pm
albi
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4383
dadandsue
Oct 30, 2009 7:21 pm
neil_se
neil_se
31 October 2009

Window tinting

Window tinting

Its fine doing just a few selected windows. A medium dark window film can block 65% heat, 85% glare and 99% UV without making the room too dark, that can mean a 5-6 degree…

3
451
neil_se
Oct 31, 2009 6:24 pm
mattwalker
mattwalker
2 November 2009

Cost of running refrigerated air con!

Cost of running refrigerated air con!
1, 2

I considered it ... and I really really like my ducted A/C. I could not care if it cost $500 a year as long as I, and my family,…

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4191
mattwalker
Nov 02, 2009 10:43 pm
mattwalker
dymonite69
dymonite69
3 November 2009

Ceiling fans and downlights

Ceiling fans and downlights

What is minimum distance the edge of the blade needs to be from the edge of the downlight to avoid the strobing (flickering) effect? also is…

1
620
dymonite69
Nov 03, 2009 10:49 am
dymonite69
PIAdelaide
PIAdelaide
3 November 2009

Update: Insulation rebate reduced to $1,200 from $1,600

Update: Insulation rebate reduced to $1,200 from $1,600

THE $1600 home insulation rebate scheme will be slashed by $400 from Nov 1, 2009 in a sudden move set to rock the Federal Government's troubled economic stimulus…

0
251
PIAdelaide
Nov 03, 2009 6:26 pm
Redman
Redman
4 November 2009

How much R Value is good for roof insulation ?

How much R Value is good for roof insulation ?
1, 2

No offense but I disagree with loose cellulose fluff. Every house I have seen it in it has slumped, lost its mass and its thermal qualities. It gets worse in tile roofs as…

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2725
Redman
Nov 04, 2009 10:22 pm
Redman
srn12
srn12
5 November 2009

free ceiling insulation eligibility

free ceiling insulation eligibility

thanks for the reply. i have finally found an answer after a fair bit of ringing around. our building approval was 13/08/03 and mandatory thermal performance requirements…

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268
srn12
Nov 05, 2009 2:52 pm
littleredrobyn
littleredrobyn
6 November 2009

split sytem air conditioning - install during or after build

split sytem air conditioning - install during or after build

We are having ours partially done before the plaster goes on. The good thing about doing it this way is that we can easily have the split system on any wall, instead of…

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523
littleredrobyn
Nov 06, 2009 8:47 pm
shunt
shunt
7 November 2009

insulation advice/ help please

insulation advice/ help please

Thank you Yak Chat and dymonite another (dumb) question.....sorry. It almost seems bigger than Ben Hur! How do I draw cool air up from downstairs. Ceiling fans? I haven't…

4
335
shunt
Nov 07, 2009 8:27 am
shunt
shunt
9 November 2009

solarbreeze

solarbreeze

Hello I have had postings here before about heating and cooling. I live in a 2 storey "hot" house that is east/west orientated. I have ducted gas heating, a split system…

0
182
shunt
Nov 09, 2009 2:26 pm
Yak_Chat
Yak_Chat
9 November 2009

Insulating existing brick veneer walls

Insulating existing brick veneer walls

Gavin - pop me an email re the best options. Yes it can be done and will enhance your house performance - but is it the best option for your needs. Steve

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471
Yak_Chat
Nov 09, 2009 7:54 pm
Yak_Chat
First_Timer_Ray
First_Timer_Ray
11 November 2009

The 3 B's of Evap Cooling brands

The 3 B's of Evap Cooling brands

LOL - ours is a Bonaire. What is it with cooling companies starting with B?

2
405
First_Timer_Ray
Nov 11, 2009 5:51 pm
First_Timer_Ray
maxyb
maxyb
12 November 2009

Ducted Heating and Evaporative Cooling System Advice Needed

Ducted Heating and Evaporative Cooling System Advice Needed

We are getting "add-on" refrigerated aircon. All cooling requires bigger ducts comparred to heating and if your hooking up a add on ac unit to a gas heating unit you…

3
1327
maxyb
Nov 12, 2009 12:27 pm
maxyb
Julie R
Julie R
12 November 2009

Gas ducted heating through floor or ceiling?

Gas ducted heating through floor or ceiling?

Having lived in both - floor and ceiling ducted heating, I would definately go for the floor - it is wonderful for putting clothes over and after coming home from work and…

3
1318
Julie R
Nov 12, 2009 5:49 pm
Yak_Chat
Yak_Chat
15 November 2009

clear comfort intelligent insulation

clear comfort intelligent insulation

Friend of mine has it installed on a door and some high level windows and he has some mixed feeling re effectivness - but some of that is due to the gap not being ideal -…

1
367
Yak_Chat
Nov 15, 2009 8:33 am
Yak_Chat
Redman
Redman
16 November 2009

I don't know where to start

I don't know where to start

Something with a variable speed compressor too. Sometime you are better off leaving an aircon on the lowest setting and allowing the air to stratify pushing the hot air up…

6
449
Redman
Nov 16, 2009 12:13 pm
Redman
rodrocket
rodrocket
16 November 2009

Aircon Installer needed - Melbourne West

Aircon Installer needed - Melbourne West

if you are still looking there is a guy out that way that i have used before & was happy with his service i think he trades under the name of "All Over Heating" i will…

1
307
rodrocket
Nov 16, 2009 10:20 pm
melabell
melabell
23 November 2009

Air con on boundary wall

Air con on boundary wall

Thanks for the responses. yeah i think i'll take it up with the neighbour - we're on pretty good terms. If she's not happy with it I'd rather pay the extra money than…

3
265
melabell
Nov 23, 2009 1:29 pm
Sheepdog
Sheepdog
24 November 2009

Evaporative Cooling or ducted cooling?

Evaporative Cooling or ducted cooling?

My understanding was that AC + ducted heating combo ducts had to be 8" in diameter, 180mm (I'm assuming you mean mm instead of cm) is only ~7". Best call an AC guy for the…

6
632
Sheepdog
Nov 24, 2009 3:45 pm
pinkfairymagic
pinkfairymagic
25 November 2009

Size of AC unit

Size of AC unit

Our place is 30sqrs living and we have just installed the ActronAir 24kwt unit with the 8 zones. I wouldn't…

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691
pinkfairymagic
Nov 25, 2009 12:28 pm
pinkfairymagic
Yak_Chat
Yak_Chat
25 November 2009

Sarking/Reflective Foil Insulation

Sarking/Reflective Foil Insulation

Chasing your tail in the wrong direction.

2
310
Yak_Chat
Nov 25, 2009 10:18 pm
Yak_Chat
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dadandsue
Nov 26, 2009 12:04 am


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