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Browse HVAC Subtopics

Acoustics & Soundproofing

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    Soundproofing Outdoor Generators and Condensers

    Special mounts, acoustic blankets, and properly sized barriers are all part of the solution.

     
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    Products

    Stainless-Steel Wiring Staples - Insulating Fire-Block - Site Shop Setup - Premium Sliders - Rust-Resistant Post Mount - Clear Storm Panels - Soundproofing Solution

     
  • Soundproofing a Through-Wall Air Conditioner

    Q. My neighbor has a noisy through-the-wall air conditioner that runs day and night. So that I could get a better night's sleep, I thought I would offer to build him a soundproof box he could place around the AC unit, before I resort to more drastic measu

     
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    Products

    Air blocker; quick frieze; decking; exterior doors; ventilation

     

Air Conditioning

 

HVAC

  • Solar Roofing

    Apollo is a low-profile photovoltaic array that can be installed along with the shingles by a certified roofing contractor.

     
  • Prestige Excellence Combination Boiler

    The Prestige Excellence Combination Boiler provides 110,000 Btu per hour for space heating and a 14-gallon indirect water heater that delivers up to 180 gallons per hour of domestic hot water.

     
  • One-Piece Bath Vent Fan

    The company best-known for making silent remote-mounted ventilation products now offers a lineup of conventional bath fans.

     
  • When to Use a Heat-Pump Water Heater (Subscriber content)

    Q: A customer wants me to install one of the new heat-pump water heaters in the ground-floor utility room of a house built on a slab. I don't have any direct experience with them, but since they work by drawing heat from the surrounding air, won't any energy savings in the winter be at least partly...

     
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    Product: SheerWeave Performance +

    An interior window shade fabric designed to reflect solar heat and reduce glare.

     
  • Nest Labs. The Nest Learning Thermostat monitors homeowner behaviors and preferences to create a customized heating and cooling schedule. It learns residents personal schedules in a week and automatically adjusts heating or cooling when the home is vacant to save energy. An Energy History function shows how much energy has been saved. In addition, users can change the temperature, adjust their schedule, and check energy usage via laptop or smartphone. www.nest.com.

    Learning Thermostat

    Nest Labs. The Nest Learning Thermostat monitors homeowner behaviors and preferences to create a customized heating and cooling schedule.

     
  • Big Power, Small Package

    According to Rheem, the 29-gallon XR90 Extreme Recovery Gas Water Heater exceeds the performance of most 50-gallon water heaters but costs less to operate than any standard 30-, 40-, or 50-gallon model.

     
  • Sun-Powered Fan

    Broan’s 20-watt Solar-Powered Attic Ventilator can ventilate up to 1,600 square feet.

     
  • Efficient Comfort: York Affinity Large Bypass WaterSaver Humidifier

    This high-efficiency humidifier evaporates 100% of the water it uses, according to the maker.

     
  • Geothermal System

    Climatemaster. The Tranquility 22 Digital series geothermal system has one of the smallest footprints in the industry, making it ideal for retrofit projects or installation in tight spaces, the company says.

     
  • Carrier. Featuring Greenspeed intelligence, the companys latest Infinity heat pump offers an industry-leading HSPF heating efficiency rating of up to 13 along with cooling efficiency up to 20 SEER. The units variable-speed scroll compressor provides consistent indoor temperatures while conserving energy. The line includes capacities from 2 to 5 tons. 800.227.7437. www.residential.carrier.com.

    High-Efficiency Heat Pump

    Carrier. Featuring Greenspeed intelligence, the company’s latest Infinity heat pump offers an industry-leading HSPF heating efficiency rating of up to 13 along with cooling efficiency up to 20 SEER.

     
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    Cordless Jobsite Forced-Air Heater

    Warm up to 800 square feet for up to 12 hours with this portable propane unit.

     
  • Maine Passive House: How Low Can He Go?

     
  • Off the Rack: CertainTeed Apollo Solar Roofing System

    At just 12 pounds, these solar roofing modules don't require structural reinforcement and stilll resist wind uplift.

     
  • Noritz. The Energy Star-rated EcoTough Series NRC98 gas-fired residential condensing tankless on-demand water heater has an Energy Factor of 0.93 and operates with a maximum flow rate of 9.8 gpm and temperature settings from 100 degrees F to 140 degrees F. Featuring a commercial-grade heat exchanger, the unit is covered by a 12-year, 6,500-hour warranty. 866.766.7489. www.noritz.com.

    On-Demand Water Heater

    American Standard. The WaterSense-certified, dual-flush Boulevard toilet operates at 1.6 gpf for solids or 1.1 gpf for liquids, offering water savings of up to 20% compared to standard models, according to the company.

     
  • Maine Passive House Starting to Perform

     
  • Air-Flow Enhancer

    When you need to increase air movement between rooms, the Perfect Balance In-Door Pressure Balancer offers a more elegant solution than leaving an enormous gap beneath the door.

     
  • Stabilizing a Hillside Foundation (Subscriber content)

    Helical piers anchor a house on a sliding slope.

     
  • LED Downlights

    Imtra. The Sardinia and Cyprus 120-volt flush-mount LED downlights are designed to replace 120-volt, 35-watt halogen lights, providing equal light output and color temperature but with no radiated heat and less than one-third of the power consumption, the company says.

     
  • GeoStar. The Cypress Series geothermal system provides forced-air heating and cooling and hydronic heating for radiant floors and features a desuperheater option for supplemental hot water. Available in 3-ton to 6-ton capacities, the Energy Star-rated models use EPA-approved R-410A refrigerant. www.geostar-geo.com.

    Cypress Series Geothermal System

    GeoStar. The Cypress Series geothermal system provides forced-air heating and cooling and hydronic heating for radiant floors and features a desuperheater option for supplemental hot water.

     
 
 
 
 
JLC Field Guide to Decking