For patching holes in copper and aluminum tubing, Patch Rite high-pressure patching system is simple to apply. According to the manufacturer, the key to the bonding strength of the patching system is the 0.020-inch cavity in the patch.

Expandable from 1 to 3 feet or 2 to 5 feet, a single-wall expandable-flexible gas vent connector has been specifically designed with the contractor in mind, says the company. Model EFC creates a remarkably simple connection between the appliance and the manufacturer’s Type B gas vent.

Designed for high-efficiency heat pump and air conditioning systems, the new Copeland Scroll® variable-speed compressor allows heat pumps to achieve 13 HSPF, 20-plus SEER efficiency, and 40 percent greater year-round energy savings than standard heat pumps, says the company.

The Wags (water and gas shutoff) valve is a simple, inexpensive, and reliable way to guard against disastrous water problems that can arise when water heaters develop a leak. The valve, which can be used for new or existing water heaters, is totally mechanical and can be installed with or without an electric harness.

Preprogrammed, wired, and fully tested, the KE2 fan control incorporates variable-frequency drive technology to provide fan load matching, eliminating wasted horsepower and providing a rapid and continuing payback on both upfront and payback costs.

Six 10-inch snips are available with corrosion-resistant metal to protect the tools from rust. An exclusive spring and lock mechanism allows the user to open and close the snips with one hand, while thumb and forefinger slots allow the user to push through sheet metal with ease.

The Ice Bear® ice storage air conditioner uses electricity at night to store energy in the form of ice. By making the ice when electricity is less expensive and more abundant, the unit uses that stored energy during the day to provide cooling with less electrical input during times of peak demand.

Providing smart, precise comfort management, the AccuLink™ Platinum ZV Control is designed to accentuate homeowners’ lives with smart features that meet their indoor comfort needs, including a high-definition touchscreen, intuitive user interface, and powerful zoning options.

High-efficiency furnace motor Rescue EcoTech® dramatically upgrades the electrical efficiency of a furnace while lowering operating costs and improving comfort. Through its patented design, an ECM motor connects directly to the furnace board in just the same way as the existing PSC motor it is replacing.

Distributing heat from a wood stove can be more efficient and comfortable due to a unique stovetop blower. The Hot Shot™ Universal Blower quietly captures air on top of the stove, where it is hottest, and blows it out an adjustable chute into the room at stovetop height.