HEPA vs. MERV

.

If you're looking for an air filter for your home, it can get confusing quickly. You'll come across both MERV and HEPA rated filters. It's hard to know which one you might need.

FEATURES


Homeowners looking forward to move in day for Proud Green Home of St Louis

As the Proud Green Home of St. Louis rises on the wooded lot, the homeowners are looking forward to the day their family can move in.

Be a fan of your kitchen fan

What's the worst room in your house for indoor air pollution? No, it's not the bathroom (I was surprised too).

Brick Siding: Helping keep moisture out

To better understand which wall assemblies perform best and remain dry in mixed-humid climates, the U.S. Department of Housing and Urban Development worked with the U.S. Department of Agriculture’s Forest Products Laboratory and the Brick Industry Association to conduct a year-long field moisture study.

Casinos that allow smoking put more than your money on the table

It’s bad enough when you belly-up to a blackjack table that you’re statistically likely to walk away with less cash than when you sat down. Worse is that...

Avoid whole home ventilation design mistakes

Heat recovery ventilators (HRV) and energy recovery ventilators (ERV) ensure equal amounts of stale and fresh air will be exchanged and optimal indoor air quality is achieved in the home. At the Energy & Environmental Building Alliance’s Excellence in Building...

Ventilation fans deliver indoor air quality and better comfort

Ventilation design is vital to ensure the proper amount of air changes in a home and ensure control of moisture and pollutants to improve indoor air quality.

Range hood options

When you're whipping up a family favorite, the aroma helps everyone's tastebuds get ready. But the same lingering smell after the meal is an odor. What's the difference between and aroma and an odor? An aroma is a smell you...

Open house for the Proud Green Home of St. Louis

Before the drywall goes up and this green home's high performance systems are hidden, go behind the scenes of the Proud Green Home of St. Louis.

Can you spell HEPA?

When researching ventilation and indoor air quality, you'll come across the HEPA filter. HEPA stands for High Efficiency Particle Air, which removes at least...

Green builders collaborate to build high performance home

The Proud Green Home of St. Louis is under construction to deliver sustainable benefits to its owners and to educate and inspire building professionals and consumers about the benefits of building and living green.

See More »

NEWS


Tips to save energy and resources as the seasons change

Whether it's the air conditioning, heat, hot water or lighting, there are always ways to save money on utility bills.

Turn your walls into art with zero VOC chalkboard paint

Kids love to draw on the walls, so it makes sense to give them a place to do that that won't cause damage.

Stop construction dust for better indoor air quality during remodeling

One of the top complaints contractors hear during a remodeling project is about the dust that comes with it. Drywall dust, saw dust, fumes and other byproducts of home construction can make the home uncomfortable for those living there, both during and after the project.

Zehnder America introduces US-made HRV/ERV components

Zehnder America starts local sourcing initiative using American manufacturing for its new ComfoFlex ducting and register boxes.

How to choose low-VOC paints with great colors for your home

Shoppers should also be wary of relying on past experience to pick a paint, as brands frequently reformulate from year to year, changing the performance of the paint.

Tackle furnace maintenance with smart app

A new app helps take the guesswork of furnace maintenance, improving indoor air quality and saving utility costs.

Geothermal offers alternative to propane price spikes for winter heating

One alternative to uncertain prices and availability of fossil fuels is a geothermal heating and cooling system that uses a ground-source heat pump.

What to do if your insulation gets wet

Homeowners and building professionals struggle with moisture, leaks, and water damage to homes, particularly to insulation.

Panasonic Home & Environment Co. earns Energy Star award

The U.S. Environmental Protection Agency (EPA) has awarded Panasonic Home & Environment Co. an Energy Star Sustained Excellence Award in recognition of...

Demand for protected lumber soaring as builders seek safer products

Builders looking for products that protect against mold, termites and decay and reduce call backs are starting with the lumber. Eco Building Products, Inc. is treating dimensional framing lumber and panel products from Bridgewell Resources that will be used in...

Check out the latest hot home building products

The PCBC show honored homebuilding's latest and greatest products with the Parade of Products Awards.

5 easy steps to better air quality in your home

Most of us spend the majority of our time indoors. Ironically, that's where allergens, mold and other irritants are most at home.

Building science behind the Proud Green Home of St. Louis

The development of the Proud Green Home of St. Louis highlights just how far green building science has advanced.

How the Proud Green Home of St. Louis got its start

When Michael and Emily Kuentz found out they were transferring from Fort Worth to St. Louis, they knew they wanted to build a new home that was healthy for their family.

Balanced ventilation delivers indoor air quality and energy efficiency

Today’s high performance homes that incorporate the latest advances in building science and components require a source of fresh air ventilation because the air does not leak through by itself.

See More »

Better indoor air quality is one of the key benefits of green homes. Learn about the many factors that affect home air quality and what builders and homeowners can do to improve the air we breathe.