Tjernlund's new resource CD contains thousands of pages of information, including brochures, spec sheets, performance curves, installation/service instructions, wiring diagrams, parts breakdown/cross reference, product photos, and more. Bonus features include draft and combustion air Power Point presentations, and combustion air videos. covers our full line of Draft Inducers, Wall Vent Systems, Combustion Air In-ForcersTM, Duct Booster^® Fans, and Electronic Air Cleaners. www.tjernlund.com; 800/255-4208. — Tjernlund Products, Inc.

HVAC-Talk.com is a vibrant, active online community that connects HVAC professionals with a focus on the contracting marketplace. Visitors use HVAC-Talk.com to network, socialize, gather market information, and pose real-world HVAC-related questions to other industry professionals. Visit HVACTalk.com today, for discussion, and information on products and services.
— Contracting Business

Friedrich single and multizone ductless systems run one to four individually controlled indoor units from one condenser. Over 20 system configurations can be performed for even the toughest remodels, additions and improvements. Other applications include home zone cooling, small businesses, retail buildings, home offices, computer rooms, and warehouse buildings. Ceiling suspended, ceiling cassette and universal floor/ceiling systems are also available. All use R-410A refrigerant.
— Friedrich

Need a pitched, insulated Filter Curb for your rooftop? Thybar introduces a new line of laser cut, competitively priced filter curbs. Advanced laser technology allows Thybar to offer quality curbs with the tightest tolerances available. Each Filter Curb has all welded construction, and is shipped in one piece if trucking permits. Options include: a built-in roof pitch, extra height, and a pressure-treated wood nailer. Direct inquiries to www.thybar.com. Thybar Corporation, 913 S. Kay St., Addison, IL 60101. 800/666-CURB. Fax: 630/543-5309. Email: johnb@thybar.com. — Thybar Corporation

The OPK-100BEZ/E Kit from Spectronics Corp. contains everything needed to locate all refrigerant leaks in larger airconditioning and refrigeration systems. It includes the superhigh intensity Optimax cordless, rechargeable leak detection flashlight, the patented BigEZ dye injector, and a 4-oz. cartridge of polyolester, universal dye that treats up to 400 lbs. of refrigerant or 16-gal of lubricant. The kit also includes a battery charger, a bottle of Glo-Away dye cleaner, fluorescence-enhancing glasses, and a rugged carrying case. Visit www.spectroline.com. — Spectronics Corporation

HVAC-Talk.com is a vibrant, active online community that connects HVAC professionals with a focus on the contracting marketplace. Visitors use HVAC-Talk.com to network, socialize, gather market information, and pose real-world HVAC-related questions to other industry professionals. Visit HVACTalk.com today, for discussion, and information on products and services. — Contracting Business

For over 20 years Transmedia has been providing innovative, profit -producing Commercials On Hold to the HVAC industry. Now, this same creative marketing savvy is designing dynamic websites for dealers in North America. "The design and production of our website went very smoothly. The staff at Commercials on Hold was great to work with. They did their best to accommodate all of our requests, and they were extremely patient with my endless questions about website design."— Kayla Drake, Marketing Director, Shannon Heating & Cooling, Inc. For a free demonstration and trial offer, call 800/832-4653; transmediaweb.com. — Transmedia

YELLOW JACKET's 1/4-in.,4-in-1 ball valve tool is ideal for vacuum, charge, cores and recovery. The tool enables the user to remove and replace Schrader cores without losing charge when drawing oil out of a system during evacuation. Evacuate and charge through an unrestricted line for higher vacuum. Core removal allows recovery unit to work at maximum efficiency, speeding the recovery process. Extra 1/4-in. side port on UPC #18975 lets you attach electronic micron vacuum gauge right at the system for greater accuracy. — YELLOW JACKET^® Products Division of Ritchie Engineering Company, Inc. Visit www.yellowjacket.com/cb or call 800/769-8370 — Ritchie Engineering, Inc.