I remember seeing a ladies’ sheepskin coat that had no buttons on the front. The sheepskin coat is one of the warmest winter coats, but only if it is buttoned up. If it is left unbuttoned then it is not
Thermal Bridging
Spray Foam Insulation
The advantages of spray foam insulation.Icynene is a form of spray foam insulation. The thermal conductivity of the insulation is about the same as mineral wool. It has the advantage of making the building very air tight. Because of its
Sheep’s Wool Insulation
What are the pros and cons of Sheep’s wool insulation? Sheep’s wool insulation is made into rolls and slabs very similar to those made from fibreglass and mineral wool insulation. Rolls of insulation are generally used above flat ceilings
Full Fill Insulation on Sloping Roof
The traditional way to make a pitched roof is to have a waterproof layer under the tiles or slates to prevent water coming in from outside. If the layer is completely waterproof this causes problems with condensation. A 50 mm
SAP 2012 No Solar PV or Heat Pumps
SAPS4U believe in getting the job done within your budget. Not everyone building a house can afford to pay for solar panels and heat pumps and not everyone buying a house is used to such things. If you really want
What is CHP?
CHP stands for Combined Heat and Power. A CHP unit is a heating system fitted with an electrical generator so that it can provide heat and generate electricity at the same time. You might be forgiven for asking why anyone
What is Passivhaus?
Passivhaus is a German word for passive house. The literal meaning of the word is a house that is unheated. Imagine having so much insulation in your house and such good triple glazing that heating was completely unnecessary. The sun
Waste Water Heat Recovery
When you take a bath the waste water goes down the plug hole. Obviously this waste water is quite warm. Waste water heat recovery means recapturing the heat from this water. A copper pipe is coiled around the pipe that
What Do I Think of The Green Deal?
The idea of the Green Deal was that people would borrow money from their gas or electricity companies to insulate their house and replace their old central heating system and windows. This money would be paid back over 25 years
Sunpipes
One of the major sources of heat loss is through windows and doors. A typical window or door has a U value of 1.60 (a good quality modern type) and that’s 5 times as much heat loss as a wall