For over 20 years, AMPCO has been leading manufacturer of quality, multi-use, pressure stack chimney exhaust systems. AMPCO product installations and applications include boilers, generators, commercial kitchen grease duct, laboratory fume hoods and coffee roasters. All AMPCO products are UL tested and listed to the most stringent safety standards, ensuring you the finest product available.


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Since 1902, Milcor has been providing the building products industry with quality items. Milcor offers a wide array of access products, including, interior access doors, roof access hatches, floor & sidewalk doors, and heat & smoke vents. The ability to produce custom product to accommodate building owners and architects, allows Milcor to be a leader in the industry.


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Portals Plus has been a leading brand in the roofing industry since 1977. Portals Plus offers value-added solutions, including drain systems, equipment rails, pipe portal systems, roof flashings and expansion joint covers. Portals Plus is committed to not only providing you the best possible products and services, but also to offering permanent solutions for any job.


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For over a century, Hart & Cooley has been a leader in the HVAC industry. Hart & Cooley offers several diverse product lines, including grilles, registers and diffusers, flexible air duct, type-b gas vent, chimneys and chimney liners. With a strong reputation for performance-focused products and full-time technical support, Hart & Cooley is the contractors'™ preferred choice for all their HVAC needs.

Reputations are built on hard work and high performance. Hart & Cooley products are designed and manufactured to the highest performance standards, backed by experienced and timely customer service. They deliver exceptional value, aesthetic appeal and consistent performance that allows you to specify them with confidence, every time.


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Our wide selection of registers, grilles, diffusers, and accessories includes a variety of shapes and sizes to meet any application and budget requirement.

Products are offered in steel, aluminum or plastic construction, and are designed for installation ease. They are made with an attention to detail that contributes to unmatched performance.


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Model TLC All-Fuel Chimney offers current technology in factory-built chimney design by providing superior performance, durability and safety.

Model TLC is extremely corrosion-resistant. Both the inner liner and outer casings are constructed of 304 stainless steel. Embossed couplers do not allow moisture to penetrate the chimney'™s outer wall. Sections simply twist-lock together and are secured with Locking Bands. The Model TLC product line features deluxe chimney support components that will enhance any installation. Black trims are used to embellish the chimney support component parts that may be installed inside the home.


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Type B Gas Vent Systems Give You These Important Advantages

Safety of the Hart & Cooley® system is assured by the double-wall, air-insulated design and locking joints. Properly installed, the vent cannot come apart through vibration, and offers protection against vent failure or fire hazard. Type B Gas Vent is designed for negative pressure applications and flue gas temperatures not exceeding 400'™F above ambient for Category I appliances.


Durability is the result of high-quality materials and workmanship, with galvanized outer pipe and aluminum inner pipe providing protection against corrosion and external damage.


Simple installation is achieved with a complete line of adjustable fittings and various lengths of pipe. Curled ends lock together for stability and easy assembly. A full set of installation instructions are supplied with all caps and supports.


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