Incandescent lights / Guides

Mixed interior room lighting
Lighting

Home lighting design

...incandescent. Priced higher than incandescent bulbs, the life span and reduced energy consumption make it a worthwhile investment. On the negative side, fluorescent bulbs contain mercury vapour, and are actually considered hazardous waste when disposed of. While the energy efficiency compared to incandescent bulbs is...

LED filament bulbs
Lighting

All about LED filament bulbs

...Incandescent lightbulbs? At the beginning of the 20th century, light bulbs were handmade, with incandescent filaments painstakingly being placed in tiny glass globes. Manufacturing is a little more automated now, but the performance of incandescent bulbs hasn't changed - 80-90% of the energy consumed is still convert...

Reducing the need for air conditioning
Heating and cooling

How to keep homes cool without air conditioning

...lights generate heat, everything down to your laptop and TV. But first set your sights on the big offenders: Old refrigerators are not very efficient and can generate a significant amount of heat. When it's time for a replacement, airm for an ENERGY STAR certified fridge. Incandescent and halogen bulbs produce fa...

Frost in Attics: What causes Attic Ice? How to Fix it?
Roof assemblies - renovation

Why is there frost in my attic? Is ice in roofs a problem & How do I stop it?

...lights are notoriously leaky (and this may be better left to qualified electricians) but there are airtight boxes available that should be installed and that also hold insulation off areas that may get hot if still using incandescent bulbs. The best solution all around is to replace old, leaky and incandescent light fi...

Ice dams on roofs & how to fix them
Roof assemblies - renovation

What causes ice dams and how to fix them

...lights . Existing buildings - build a drywall box above pot lights (done from above). We recommend using drywall because it's airtight when sealed, but also because the light can build up heat and drywall is fire resistant. Swap out incandescent and halogen bulbs for LED bulbs so less heat will be generated. Sun ...

Efficient green home design choices
Concept and design

Efficient home design, or how to design a home to use less energy

...lights compared to a car that gets all the green lights and goes further at cruising speed - which one uses more gas? And who has the more enjoyable ride? Exactly. Appliances and electrical: Don't underestimate the amount of energy that will be consumed by appliances, electronics and lighting. Read the tags on appl...

Solar panel installation
Solar photovoltaic

Ten questions to ask a solar panel contractor

...incandescent and halogen bulbs with LED bulbs ; replace any old and inefficient appliances with ENERGY STAR certified appliances ; install low-flow shower heads and faucets that will reduce the demand on electric water heaters ; if you heat with electricity, have a home energy audit done and perform necessary upg...

Warm light and dimmable LED bulbs
Lighting

All about LED bulbs - video

...Incandescent bulbs give off lots of unwanted heat, which in summer months makes your air conditioning system work harder. Compact fluorescent bulbs (CFLs) were a great stop along the way but have passed their usefullness in our opinion. CFL bulbs are more efficient than incandescent bulbs but less so than LEDs. Their l...