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Heating, Cooling & Insulation
Topics
Author
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Last Post
miagi
miagi
27 December 2006

Split systems - how they work - is this info right?

Split systems - how they work - is this info right?

Think about it people, the method is this, the fan in the indoor unit circulates the current room air temp at whatever it happens to be through the refrigerated…

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2305
miagi
Dec 27, 2006 8:09 pm
fmmonte
fmmonte
1 January 2007

Vertex Water Heater Experience

Vertex Water Heater Experience

I need to replace my convetional 75gal gas water heater and looking into Vertex power-vent model by AOSmith. This is a 50gal unit and they claim performes equivalent to…

0
855
fmmonte
Jan 01, 2007 6:12 am
romellj
romellj
6 January 2007

Evaporative cooling points in all rooms ?

Evaporative cooling points in all rooms ?

Hi Keam, Who are you building with, if you don't mind..

2
1192
romellj
Jan 06, 2007 7:52 pm
snappy
snappy
9 January 2007

Solar Water Heating Systems

Solar Water Heating Systems

Thanks Bud and Joe I will still look into things a bit further as it is something I quite like the idea of but I will ask about the life of the unit. Sasha :)

5
1275
snappy
Jan 09, 2007 9:01 pm
snappy
3timesbuilda
3timesbuilda
16 January 2007

Energy Efficiency

Energy Efficiency

I came across this web site that lists the efficiency of various commercial appliances. Take a look: http://www.energyrating.gov.au/appsearch/default.asp 3xb

0
754
3timesbuilda
Jan 16, 2007 3:47 pm
3timesbuilda
Amber
Amber
17 January 2007

Feasibility: Installing Cooling-heating system post build

Feasibility: Installing Cooling-heating system post build

Hi - we are having air-con put in the house after taking possession. The only thing we are getting the builder to put in is a water connection in the roof. …

2
998
Amber
Jan 17, 2007 1:34 pm
Amber
markDHC
markDHC
21 February 2007

Pretty green and need help on ducting insulation

Pretty green and need help on ducting insulation

This is a common on older ducts. The outer sleeve deteriorates and leaves the insulation exposed. In reality the outer sleeve is there to hold the insulation in place. But…

1
989
markDHC
Feb 21, 2007 7:06 am
markDHC
markDHC
markDHC
21 February 2007

Heating ducts, roof or floor does it really matter?

Heating ducts, roof or floor does it really matter?

Nowadays it doesn't really make too much difference. The ceiling vents used today help to move the air where it needs to go, units are built with much more air than the…

2
1183
markDHC
Feb 21, 2007 7:13 am
markDHC
markDHC
markDHC
22 February 2007

What to choose - Evaporative or Refrigerated?

What to choose - Evaporative or Refrigerated?

Yes it will work amazingly well. Close all the windows upstairs, turn the cooler up to full fan speed and open some windows downstairs - that 2 - 3 thousand liters of air…

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4198
markDHC
Feb 22, 2007 8:18 am
markDHC
markDHC
markDHC
22 February 2007

Lennox Split System Air Conditioners

Lennox Split System Air Conditioners

The Bonaire units are middle of the range. Well priced and reliable units. In my opinion they are a good buy, with good performance and Bonaire's backup service is pretty good.

6
5640
markDHC
Feb 22, 2007 8:20 am
markDHC
3timesbuilda
3timesbuilda
23 February 2007

Spit system.

Spit system.

Given what has been said above and the fact that you are far out of town, you may want to consider a portable unit. We're renting so we needed something without…

4
1479
3timesbuilda
Feb 23, 2007 11:50 am
3timesbuilda
markDHC
markDHC
13 March 2007

Ducted Air Con

Ducted Air Con

Hi, Ducted air-conditioning is a fantastic way of cooling the whole home. Usually the decision comes down to a few key factors: * Your lifestyle and the way you…

3
1515
markDHC
Mar 13, 2007 9:41 am
markDHC
markDHC
markDHC
21 March 2007

AUTO Mode heat pump question

AUTO Mode heat pump question

I am not familiar with those particular units but I'll have an educated guess. +/- 0 = The room is already comfortable and you want to keep it at this temperature, you…

1
793
markDHC
Mar 21, 2007 12:33 pm
markDHC
Siatros
Siatros
14 April 2007

Solar Hot Water systems: Dux vs Rinnai

Solar Hot Water systems: Dux vs Rinnai

Hi all, We are at a decision point to cosider a solar powered system from Rinnai or Dux. Looking at the web sites of both, Rinnai's offerings look fairly simple…

0
820
Siatros
Apr 14, 2007 5:44 pm
Yak_Chat
Yak_Chat
19 April 2007

Ducted slow combustion: possible ?

Ducted slow combustion: possible ?

My house a similar setup. Wood fire downstairs, pipe through the ceiling, and up through the next level, (which was a 20 year later extension) but they have not sheilded…

10
1807
Yak_Chat
Apr 19, 2007 6:47 pm
Yak_Chat
Yak_Chat
Yak_Chat
19 April 2007

Insulation under tile floor?

Insulation under tile floor?

My undertsanding is that the underslab stuff is not the best in most of oz as we do not really have the long cold winters where we need constant heat pumping out. Hence…

2
1270
Yak_Chat
Apr 19, 2007 6:55 pm
Yak_Chat
3timesbuilda
3timesbuilda
24 April 2007

Earth Tubes

Earth Tubes

Hi Casa, Yes we did keep the windows open until it was clearly hotter inside than outside. The turf was rolls of grass (Santa Anna type). Our block was an acre and…

12
2311
3timesbuilda
Apr 24, 2007 3:53 pm
3timesbuilda
EricW
EricW
3 May 2007

Two-Component Polyurethane Foam cleanup

Two-Component Polyurethane Foam cleanup

I have a customer with some drips from . Anyone have some ideas on how to clean it up after…

0
599
EricW
May 03, 2007 5:15 am
Siatros
Siatros
3 May 2007

Stainless steel or glass lined hot water tank

Stainless steel or glass lined hot water tank

Hi all, We have a choice of a glass lined or stainless steel hot water tank. The choice is between a Rinnai Sunsmart or Rinnai Beasley solar hot water system. The…

0
663
Siatros
May 03, 2007 9:40 pm
grime
grime
5 May 2007

New 5-star energy rating BCA codes

New 5-star energy rating BCA codes

Bats could be the way to go.But difficult to advise from Victoria as I don't know if WA will be using a similar software program for determining the 5 star pass.Here we…

1
789
grime
May 05, 2007 3:51 pm
grime
royalblue
royalblue
14 May 2007

DIY Ducted Heating Systems

DIY Ducted Heating Systems

Here in the west, ducted heating systems like this are pretty rare, so I don't know much about this. But I can't help but think that the DIY option may be a bit risky. …

9
6474
royalblue
May 14, 2007 1:57 pm
ladyice
ladyice
17 May 2007

FLAT ROOF = NO CENTRAL COOLING AND HEATING SYSTEM

FLAT ROOF = NO CENTRAL COOLING AND HEATING SYSTEM

our builder didnt give us that option unfortunately..oh well...

6
2224
ladyice
May 17, 2007 9:36 pm
ladyice
Yak_Chat
Yak_Chat
8 June 2007

Stop cold coming through timber floor.

Stop cold coming through timber floor.

Do you mean coming up through the gaps in the boards? Unusual but possible. Taking the carpet away will reduce the amount of insulation you had and there are ways…

1
1076
Yak_Chat
Jun 08, 2007 10:48 am
Yak_Chat
markDHC
markDHC
12 June 2007

Breezair vs Brivis Evaporative?

Breezair vs Brivis Evaporative?

Hi Ed, The biggest difference between the two is that breezeair have a centrifugal fan, everyone else has an axial fan (propellor style). The specs show that the…

3
2877
markDHC
Jun 12, 2007 12:01 pm
markDHC
Helen
Helen
27 June 2007

Choosing Jetmaster fireplace

Choosing Jetmaster fireplace

Good points on burning wood Elizabeth. We're building on a block which is heavily treed so some of the trees have to come down so our solar setup gets enough sun. We’ll…

15
7695
Helen
Jun 27, 2007 7:29 pm
Yak_Chat
Yak_Chat
28 June 2007

Eaves or No Eaves ?

Eaves or No Eaves ?

Eaves will also help shelter the windows and reduce the summer rain coming from in when you have the windows open - on any side of the building And by stopping the rain…

10
2251
Yak_Chat
Jun 28, 2007 9:55 am
Yak_Chat
ausdesign
ausdesign
6 July 2007

Insulation between internal walls

Insulation between internal walls

It may be worth while checking out a product such as 'noise control batt' Sealing around the edges & the bottom of the door with one of the 'raven' products would also be…

3
1281
ausdesign
Jul 06, 2007 8:53 pm
ausdesign
Elizabeth
Elizabeth
16 July 2007

Ground source heat/cooling pumps

Ground source heat/cooling pumps

Hi Thought some of you might be interested in this presentation at the Alternative Technology Association (admittedly at short notice). Cheers e. 'Heating and…

0
845
Elizabeth
Jul 16, 2007 2:02 pm
DeKa
DeKa
19 July 2007

Heating/cooling

Heating/cooling

He'd say that because he wants to sell you an oil-burning heater! The funny thing is, he's probably right about what he said. Air conditioners, on the whole are noisy.

1
2066
DeKa
Jul 19, 2007 5:15 pm
DeKa
Michelle
Michelle
23 July 2007

Open Fireplace Designs

Open Fireplace Designs

If you’re not interested in the heaters have a look at the designs of the walls holding the heaters, some of the best I’ve seen! Room for thought. :)

0
1084
Michelle
Jul 23, 2007 7:11 pm
Michelle
Yak_Chat
Yak_Chat
27 July 2007

Central Heating Problem

Central Heating Problem

Does not sound like too major a problem - and I would not expect it to cost much to fix - but this is all 240 volt stuff - SO DO NOT TOUCH IT…

1
822
Yak_Chat
Jul 27, 2007 2:02 pm
Yak_Chat
staightalk
staightalk
7 August 2007

Solar Heating

Solar Heating

Hi there All , Try checking out solectair, uses roof space heat and trafsfer it to the home below , tested in a WA Uni …

2
884
staightalk
Aug 07, 2007 10:56 pm
markDHC
markDHC
9 August 2007

Brivis Wombat-Central Heating unit

Brivis Wombat-Central Heating unit

Hi RMT, I don't think that you can install an automatic reignition on such an old unit. Almost every heater made in the past few years includes the function you…

2
2333
markDHC
Aug 09, 2007 2:02 pm
markDHC
Yak_Chat
Yak_Chat
21 August 2007

Best underfloor insulation?

Best underfloor insulation?

Having grown up and lived in many suspended timber floor houses - best option is to do as oziwi says, insulation and line it - it makes a lot of difference. This link…

2
2006
Yak_Chat
Aug 21, 2007 9:19 pm
Yak_Chat
Law18
Law18
5 September 2007

Isn't spring wonderful !!!

Isn't spring wonderful !!!

Spring Spring Glorious Spring!!!!!!!!!!!!!!!!

5
756
Law18
Sep 05, 2007 11:51 pm
pasey25
pasey25
15 September 2007

Location of Fireplace - Opinions Needed

Location of Fireplace - Opinions Needed

Have you heard of ecosmart fires? No installation required and it runs on pure alcohol (sold as metholated spirits so its not attractive to…

13
1899
pasey25
Sep 15, 2007 4:41 pm
pasey25
arkraider
arkraider
18 September 2007

Heating system performance

Heating system performance

Thanks Mark... Done and noted for question time with builder....

7
1197
arkraider
Sep 18, 2007 12:57 pm
arkraider
Yak_Chat
Yak_Chat
23 September 2007

Off-peak storage heating

Off-peak storage heating

The derby range are sold in SA.

1
757
Yak_Chat
Sep 23, 2007 9:52 pm
Yak_Chat
VJ
VJ
28 September 2007

Heating duct to bathroom & ensuite

Heating duct to bathroom & ensuite

Sorry for the late reply, but I didn't receive an email notification about your replies. Thanks for all the info that you shared. It's good to hear that most people…

12
2055
VJ
Sep 28, 2007 10:20 pm
VJ
markDHC
markDHC
12 October 2007

low profile ducted cooling units

low profile ducted cooling units

For space heating perhaps.... which is what the graph below shows. Are there any graphs showing ducted system comparisons? There is one below - pages 7 and 8 show the…

8
2099
markDHC
Oct 12, 2007 3:50 pm
markDHC
Casa2
Casa2
16 October 2007

Electric in-slab heating

Electric in-slab heating

Leeta, I would look into solar hydronic heating. Basically, uses the same solar panels as for heatign hot water, except the hot water is circulated through your slab.…

2
1091
Casa2
Oct 16, 2007 12:38 pm
installation inspector
installation inspector
18 October 2007

DIY - renewing ceiling insulation and adding sarking

DIY - renewing ceiling insulation and adding sarking

Consider upgrading your old AC unit, the new ones are considerably more efficient so you will get more cooling for less $$s.…

10
1840
installation inspector
Oct 18, 2007 4:52 pm
installation inspector
markDHC
markDHC
19 October 2007

Which brand split system a/c

Which brand split system a/c

Daikin in my opinion make the best reverse cycle units - yes they are more expensive, but the parts used in them are of the highest quality... if you want the best go for…

3
1234
markDHC
Oct 19, 2007 11:56 am
markDHC
rerob1
rerob1
24 October 2007

ARBS 2008-AIR CONDITIONING- REFRIGERATION – BUILDING SERVICE

ARBS 2008-AIR CONDITIONING- REFRIGERATION – BUILDING SERVICE

21-23 April 2008 Melb Exhibition Centre (its on their website) However, I for one hope that this forum doesn't become a "marketing" place for official companies - they…

6
995
rerob1
Oct 24, 2007 10:13 pm
rerob1
Mark Peall
Mark Peall
30 October 2007

Heating & Cooling for established home- what do you sugg

Heating & Cooling for established home- what do you sugg

Roof insulation is very important, so is removing the 'super-heated-hot-air' from your roof space. To make a difference you need to replace the hot air - to cool it -…

4
1623
Mark Peall
Oct 30, 2007 11:08 am
Steveo
Steveo
3 November 2007

Heating and refrigerated Air

Heating and refrigerated Air

Thanks for the feedback. It appears the features to go for are: * Gas Heat and Elec Air * Room Zoning * 6 star rating? * Warranty period Any other points…

3
1044
Steveo
Nov 03, 2007 11:30 am
Steveo
First_Timer_Ray
First_Timer_Ray
22 November 2007

Location of Evaporative Outlets/Vents/Ducts?

Location of Evaporative Outlets/Vents/Ducts?
1, 2

Price was definitely the reason. We looked and got quotes for all-in-one (eg, gen3 (?) ) as well as gas + add on air-con, and we couldn't justify the cost (from approx…

30
5225
First_Timer_Ray
Nov 22, 2007 4:44 pm
First_Timer_Ray
Casa2
Casa2
6 December 2007

Efficiency of new Oil Boiler

Efficiency of new Oil Boiler

Thanks Yak_Chat/Steve. Interesting article. I particualry liked the vertical hot water panels forspace heating, which is the direction I'm currently heading.

5
821
Casa2
Dec 06, 2007 10:39 pm


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