Rabbits prefer Tiny Houses - Revision history

EdmondLascaris: /* Worked example of a Tiny House */

2023-02-17T19:36:25Z

Worked example of a Tiny House

← Older revision		Revision as of 19:36, 17 February 2023
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	* For this example we will use R=4 insulation. This is very thick and highly insulating.		* For this example we will use R=4 insulation. This is very thick and highly insulating.
	* Typical houses have:		* Typical houses have:
	** R = 2 K.m2/W insulation for walls		** R = 2 (K.m2/W) insulation for walls
	** R = 3 K.m2/W for roofs		** R = 3 (K.m2/W) for roofs
	** little insulation for floors (only carpet and underlay - still effective)		** little insulation for floors (only carpet and underlay - still effective)

EdmondLascaris: /* Worked example of a Tiny House */

2023-02-17T19:35:42Z

Worked example of a Tiny House

← Older revision		Revision as of 19:35, 17 February 2023
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	* For this example we will use R=4 insulation. This is very thick and highly insulating.		* For this example we will use R=4 insulation. This is very thick and highly insulating.
	* Typical houses have:		* Typical houses have:
	** R2 insulation for walls		** R = 2 K.m2/W insulation for walls
	** R3 for roofs		** R = 3 K.m2/W for roofs
	** little insulation for floors (only carpet and underlay - still effective)		** little insulation for floors (only carpet and underlay - still effective)

EdmondLascaris: /* Passive House - Heat Recovery Ventilation Systems */

2023-01-18T22:46:52Z

Passive House - Heat Recovery Ventilation Systems

← Older revision		Revision as of 22:46, 18 January 2023
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	* '''Steibel-Eltron HRVS''' website [https://www.stiebel-eltron.com.au/ventilation-systems?gclid=EAIaIQobChMIhu_27oii_AIV0ZNmAh00zwIcEAMYAiAAEgJ2NPD_BwE]		* '''Steibel-Eltron HRVS''' website [https://www.stiebel-eltron.com.au/ventilation-systems?gclid=EAIaIQobChMIhu_27oii_AIV0ZNmAh00zwIcEAMYAiAAEgJ2NPD_BwE]

			* Stiebel Eltron Decentralised ventilation system with heat recovery - side view.
	[[File:Stiebel Eltron decentralised ventillation with heat recovery side view.jpg \| 900px]]		[[File:Stiebel Eltron decentralised ventillation with heat recovery side view.jpg \| 900px]]

			* Stiebel Eltron Decentralised ventilation system with heat recovery - top view.
	[[File:Stiebel Eltron decentralised ventillation with heat recovery top view.jpg \| 900px]]		[[File:Stiebel Eltron decentralised ventillation with heat recovery top view.jpg \| 900px]]

EdmondLascaris: /* Passive House - Heat Recovery Ventilation Systems */

2023-01-18T22:45:58Z

Passive House - Heat Recovery Ventilation Systems

← Older revision		Revision as of 22:45, 18 January 2023
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	* '''Steibel-Eltron HRVS''' website [https://www.stiebel-eltron.com.au/ventilation-systems?gclid=EAIaIQobChMIhu_27oii_AIV0ZNmAh00zwIcEAMYAiAAEgJ2NPD_BwE]		* '''Steibel-Eltron HRVS''' website [https://www.stiebel-eltron.com.au/ventilation-systems?gclid=EAIaIQobChMIhu_27oii_AIV0ZNmAh00zwIcEAMYAiAAEgJ2NPD_BwE]

			[[File:Stiebel Eltron decentralised ventillation with heat recovery side view.jpg \| 900px]]

			[[File:Stiebel Eltron decentralised ventillation with heat recovery top view.jpg \| 900px]]

	= Case Study - Convert One Room using Passive House Principles =		= Case Study - Convert One Room using Passive House Principles =

EdmondLascaris: /* Passive House - Thermal mass within house */

2023-01-05T20:26:51Z

Passive House - Thermal mass within house

← Older revision		Revision as of 20:26, 5 January 2023
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	= Passive House - Thermal mass within house =		= Passive House - Thermal mass within house =
	* Thermal mass is a measure of how much heat energy an object can store [https://www.yourhome.gov.au/passive-design/thermal-mass].		* Thermal mass is a measure of how much heat energy an object can store [https://www.yourhome.gov.au/passive-design/thermal-mass].
	* Concrete and water have very ~~good~~ thermal mass properties.		* Concrete and water have very high thermal mass properties.
	* Thermal mass can help maintain comfortable conditions if used inside a house.		* Thermal mass can help maintain comfortable conditions if used inside a house.

EdmondLascaris: /* Passive House - Thermal mass within house */

2023-01-05T20:26:35Z

Passive House - Thermal mass within house

← Older revision		Revision as of 20:26, 5 January 2023
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	= Passive House - Thermal mass within house =		= Passive House - Thermal mass within house =
	* Thermal mass is a measure of ~~how well and~~ how much heat energy an object can store [https://www.yourhome.gov.au/passive-design/thermal-mass].		* Thermal mass is a measure of how much heat energy an object can store [https://www.yourhome.gov.au/passive-design/thermal-mass].
	* Concrete and water have very good thermal mass properties.		* Concrete and water have very good thermal mass properties.
	* Thermal mass can help maintain comfortable conditions if used inside a house.		* Thermal mass can help maintain comfortable conditions if used inside a house.

EdmondLascaris: /* Passive House - no Thermal Bridges */

2023-01-05T20:26:13Z

Passive House - no Thermal Bridges

← Older revision		Revision as of 20:26, 5 January 2023
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	Copper pipes used for split system air conditions also act as thermal bridges, whether the air conditioner is working or not.		Copper pipes used for split system air conditions also act as thermal bridges, whether the air conditioner is working or not.

	Water pipes also act ~~and metal ducting also act as~~ thermal ~~bridges~~.		Water contained in plastic pipes can also act like a thermal bridge.

	Concrete floors ~~also~~ act as thermal bridges. Placing carpet or rugs above the flooring will break the thermal bridge.		Concrete floors act as thermal bridges too. Placing carpet or rugs above the flooring will break the thermal bridge.

	= Passive House - Thermal mass within house =		= Passive House - Thermal mass within house =

EdmondLascaris: /* Passive House - no Thermal Bridges */

2023-01-05T20:25:24Z

Passive House - no Thermal Bridges

← Older revision		Revision as of 20:25, 5 January 2023
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	= Passive House - no Thermal Bridges =		= Passive House - no Thermal Bridges =
	Thermal bridges are generally metal ~~objects~~ that ~~allows~~ heat to easily pass into ~~our~~ out of a room.		Thermal bridges are generally objects that pass through walls (generally metal pipes) that also allow heat to easily pass into or out of a room (a heat bridge).

	If a window has an aluminium frame, then this will act as a thermal bridge.		If a window has an aluminium frame, then this will act as a thermal bridge.

EdmondLascaris: /* Single pane window energy calculations */

2023-01-05T20:23:48Z

Single pane window energy calculations

← Older revision		Revision as of 20:23, 5 January 2023
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	Remember that a Tiny House using R 4.0 insulation (without windows) will have an equivalent heat gain of only 270 Watts.		Remember that a Tiny House using R 4.0 insulation (without windows) will have an equivalent heat gain of only 270 Watts.

	Adding just a single pane window already has ~~teh~~ largest impact on heat gain and heat loss.		Adding just a single pane window already has the largest impact on heat gain and heat loss.

	=== Double glazed window energy calculation ===		=== Double glazed window energy calculation ===

EdmondLascaris: /* Windows are poor insulators */

2023-01-05T20:22:53Z

Windows are poor insulators

← Older revision		Revision as of 20:22, 5 January 2023
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	* Keeping windows small and north facing is a good. Windows on all other faces of the house should be very small and shaded from direct sunlight in summer.		* Keeping windows small and north facing is a good. Windows on all other faces of the house should be very small and shaded from direct sunlight in summer.
	* Drawing curtains and placing additional insulation within the window space will help control heat loss or gain.		* Drawing curtains and placing additional insulation within the window space will help control heat loss or gain.
			* Alternatively, you can place additional insulation against windows at times where you will know there will be excessive heat gain or loss. More on this later.

	= Passive House - No air leaks =		= Passive House - No air leaks =