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Caln Township, Pennsylvania – August 17, 2026 – PRESSADVANTAGE –
Ducting and venting are frequently treated as an afterthought in HVAC budgeting, overshadowed by big-ticket equipment such as furnaces and condensers. Yet improperly sized venting or delayed materials can create serious safety issues, including carbon monoxide backdrafting, and can stall project timelines. Combustion venting must be matched precisely to appliance category, fuel type, and code requirements such as NFPA 54 and NFPA 211, making HVAC venting a component that demands close attention rather than a last-minute purchase.
Plumbing Supply and More addresses this need with a venting category spanning more than 400 SKUs across 12 subcategories, including duct pipe and fittings, smoke pipe and furnace elbows, chimney liners, ductboard, B-vent, dryer vents, concentric vent kits, duct insulation, stainless steel single-wall, and termination screens. The inventory draws on recognized manufacturer brands including Lukjan, Hart & Cooley, Z-Flex, Reflectix, Deflecto, Armstrong Air & Concord, and Thermo.

Several product-level details illustrate the depth of the catalog. Single-wall smoke pipe and connector pipe from Lukjan, in 26-gauge and diameters from 3 to 7 inches, connects oil and gas appliances to a chimney flue and must transition to a listed Type B double-wall gas vent before penetrating a wall or ceiling. Type B gas vent from Hart & Cooley is required for most Category I gas appliances under NFPA 54 and ANSI Z223.1, while concentric vent kits serve two-pipe Category IV condensing appliances such as high-efficiency furnaces. For chimney relining, Z-Flex stainless steel liner kits address oil appliances, where acidic condensate requires stainless rather than aluminum, while aluminum liner kits suit moderate-temperature gas appliances.
The practical stakes are straightforward. Undersized or mismatched HVAC ducting reduces airflow and forces equipment to work harder, while incorrect venting material or configuration on gas and oil appliances creates both a safety hazard and a code-compliance failure point during inspection.
Other selections reflect practical installation challenges. Recessed dryer vent boxes from Deflecto and Lukjan eliminate crushable flexible hose in tight wall-to-appliance clearances, and reflective double-bubble duct insulation from Reflectix supports ducts running through unconditioned attic or crawlspace areas, relevant to IECC minimum R-value requirements in Climate Zone 3 and higher.
A spokesperson for Plumbing Supply and More noted the reasoning behind broadening the selection. “Venting and ducting decisions carry real safety and code consequences, yet they are often the pieces contractors scramble for at the end of a job,” the spokesperson said. “Stocking a deep range of hvac ducting supplies across recognized brands helps installers match the right material to the appliance category and fuel type the first time.”
The company positions itself as a 10-warehouse, 75-year family-owned supply house offering wholesale pricing, free shipping on orders over $150, and same-day shipping on orders placed before 1 PM. Its catalog also covers pipe and fittings, plumbing, hangers and fasteners, hydrants, fixtures, and related supplies for both professional contractors and do-it-yourself customers.
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For more information about Plumbing Supply and More, contact the company here:
Plumbing Supply and More
Plumbing Supply and More
484-567-2959
customercare@plumbingsupplyandmore.com
176 N Caln Road
Coatesville, PA 19320