Windows lose heat in four ways. The rate at which a window loses heat through the combination of the four is called its U-value. It is the inverse of the R-value, so the lower the U-value, the greater the insulative value of the window.

Many of us look for ways to improve our heating and cooling costs. Interior storm windows can prevent cold drafts in the winter and prevent you from running the A/C unit constantly during the summer.

Low-E glass reflects heat energy while admitting visible light. This keeps heat out during the summer and during the winter. In the winter, low-angle visible light passes into the house and is absorbed by the home's interior.

A Guide to Energy Efficient Doors and Windows

Window covering can make a huge difference! www.austinwindowfashions.com

Energy Saving Window Treatments Infographic (via: Visual.

Understanding Energy-Efficient Windows - Fine Homebuilding Article

The chart indicates the points where indoor humidity and outdoor temperature combine to cause condensation on various types of glazing.

Are you living with winter window condensation? Here's how to diagnose and manage the issue:

How to Avoid and Remove Window Condensation

We’ll show you how to deal with the familiar problem of condensation on windows in the winter. The article explains common sources of condensation and

Solar Heater Diagram. How to build one at Mother Earth News http://www.motherearthnews.com/Renewable-Energy/2006-12-01/Build-a-Simple-Solar-Heater.aspx#axzz2N6tYtYto

Build a Simple Solar Air Heater - Renewable Energy

Solar Heater Diagram - The Trombe Wall. How to build one at Mother Earth News

build wood window casement - Google Search

build wood window casement - Google Search

Window choice has a real impact on heating and cooling costs. This chart is based on a computer model of heating costs for a 1,540-sq. ft. house with R-30 ceiling insulation and R-19 in the walls and floor. The window area is equal to 15% of the floor area.

Window choice has a real impact on heating and cooling costs. This chart is based on a computer model of heating costs for a ft. house with ceiling insulation and in the walls and floor. The window area is equal to of the floor area.

Plexiglass interior storm window for sealing old windows during the winter. (have this for bathroom window, need to make screen)

Plexiglass interior storm window for sealing old windows during the winter. (have this for bathroom window, need to make screen)

Weather seals in sliding sash window

The maintenance, painting, draught-proofing and weather-stripping of sash windows by David Wrightson

Benefits Of Tinting Your Home

Benefits Of Tinting Your Home

Browse thousands photos of Casement Windows that will inspire you. Find ideas and inspiration for Casement Windows to add to your own home. #windowstagram #windowreplacement #windows #window #windowsanddoors #windowsoftheworld #casementwindows #doorsandwindows #windowrepair

17+ Casement Windows Ideas That Will Inspire You

Browse thousands photos of Casement Windows that will inspire you. Find ideas and inspiration for Casement Windows to add to your own home. #windowstagram #windowreplacement #windows #window #windowsanddoors #windowsoftheworld #casementwindows #doorsandwindows #windowrepair

The Umbrella Home: A Simple Underground House Design | Home Design, Garden & Architecture Blog Magazine

PAHS - Umbrella House - A simple underground house design uses a novel…

Ultra Series Casement Corner Section, Beige

Glass 2 u ltd is glass repair – window glazing repair & installation services provider company in North Shore Auckland.

'Feature Window with Circular Section', Ashbourn- Abbey & Burton Glass, Glyngary Joinery Ltd, James Latham, System3, Hallam PM

'Feature Window with Circular Section', Ashbourn- Abbey & Burton Glass, Glyngary Joinery Ltd, James Latham, Hallam PM

Seal Bubble Wrap

Seal Bubble Wrap

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