Meet the DuraVent 4 in. D Galvanized/Stainless Steel Twist Lock Clean-Out Tee Cap—the purpose-built cap for Type L pellet vent systems that combines maintenance ease with robust, durable construction. Designed to fit standard 4-inch pellet vent runs, this cap adds a practical clean-out access while keeping your chimney system sealed and efficient.
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4 in. diameter ensures compatibility with common pellet vent piping, making it a straightforward upgrade or retrofit for existing installations.
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Twist-lock connection offers quick, tool-free installation and a secure fit that stays put through the rigors of high-temperature venting.
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Clean-out tee cap design provides a dedicated access point to the interior of the chimney for routine cleaning, inspection, and creosote removal—helping maintain draft, safety, and efficiency.
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Durable construction built from galvanized steel with stainless steel components to balance corrosion resistance and long-term performance in pellet vent applications, capable of withstanding exhaust temperatures up to 570°F (continuous).
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UL Listed for verified safety and compliance, giving you confidence in installation and operation.
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Type L vent compatibility specifically designed for Type L pellet vent systems, aligning with common residential pellet stove setups.
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Corrugated compatibility engineered to fit with corrugated vent piping, promoting a snug, reliable seal across the run.
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Silver finish provides a discreet, low-profile appearance that blends with typical vent stacks.
Why this clean-out tee cap stands apart
Maintenance and safety are at the core of this part. The clean-out tee cap gives you direct, accessible entry to the chimney interior without disassembling the entire vent run. That means easier annual cleanings, quicker inspections, and more consistent performance from your pellet vent system. The twist-lock design reduces installation time and helps ensure a tight seal, so you don’t have to worry about heat loss or drafts compromising efficiency.
Who benefits most
Ideal for homeowners installing or upgrading pellet stove venting, professional chimney sweeps, and HVAC technicians who value reliable maintenance access. If your system uses a 4-inch Type L pellet vent and you want a durable, code-conscious way to cap and access the clean-out, this cap is a purpose-built solution.
Practical tips and best-use scenarios
- Pair this clean-out tee cap with compatible DuraVent components to ensure a seamless, code-compliant vent run.
- Use during new installations or retrofits to create a dedicated cleaning access point at strategic points along the run.
- Schedule annual inspections and cleanings, using the clean-out access to remove creosote buildup and verify interior condition.
- Ensure the twist-lock connection is fully seated and the exterior cap is securely fastened to maintain a tight seal and optimal draft.
- Respect the maximum continuous temperature rating of 570°F to prevent damage during peak pellet exhaust conditions.
For reliable, maintenance-friendly pellet venting that prioritizes safety and long-term performance, the DuraVent 4 in. D Galvanized/Stainless Steel Twist Lock Clean-Out Tee Cap delivers a practical, durable solution. Its combination of easy installation, dedicated clean-out access, and UL listing helps you keep your pellet vent system clean, efficient, and compliant with standard residential venting practices.
