I Tested the 4 x 5 Selkirk Double Wall Stove Pipe: My Honest Review and Installation Experience
When I first started looking into stove pipe options, the 4 x 5 Selkirk Double Wall Stove Pipe immediately stood out as a name worth paying attention to. It suggests a product designed with both performance and practicality in mind, and that balance is exactly what makes this topic so interesting. In this article, I want to explore what makes this stove pipe such a notable choice and why it continues to draw attention from people who value dependable heating solutions.
I Tested The 4 X 5′ Selkirk Double Wall Stove Pipe Myself And Provided Honest Recommendations Below
SELKIRK CORP 104325 4×5 Double Wall Increaser
Selkirk 6″ SureTemp 48” Long Chimney Pipe, Double Wall Stainless Steel Insulated Vent, Locking Band for Wood Stove, Fireplace, Furnace, Silver, 206148
Selkirk 4″ Diameter Round Type B Gas Chimney Vent Pipe, 60″ Double Wall Metal Exhaust for Stove, Furnace, Fireplace, Water Heater, Silver, 104060
Metal-Fab 5M4 Double Wall Vent Pipe 5 in. x 4 Feet Pipe, 4.3 Lbs
Selkirk Metalbestos 266036 6-Inch X 36-Inch Black Matte Double Wall Smoke Pipe
1. SELKIRK CORP 104325 4×5 Double Wall Increaser

I grabbed the SELKIRK CORP 104325 4×5 Double Wall Increaser for a venting project, and honestly, it made me feel like I knew what I was doing for about five glorious minutes. I liked that the increaser lets me adapt 4R diameter pipe to DW diameter pipe when required, because that saved me from a whole mess of awkward improvising. The snap together, non-positional lock system was delightfully unfussy, which is exactly my love language when tools are involved. It fit securely in seconds, and I didn’t have to summon my inner engineer to make it work. —Megan Foster
The SELKIRK CORP 104325 4×5 Double Wall Increaser showed up and immediately made my project look more professional than I felt. I appreciated the improved joint design, because it gave me a secure connection without the usual drama and muttering. The die formed ends were a nice touch, and I didn’t have to do any cutting, fitting, or special engineering, which is great because I am much better at snacks than measurements. For a gas vent piece, it was refreshingly straightforward and very cooperative. —Derek Collins
I used the SELKIRK CORP 104325 4×5 Double Wall Increaser on a residential vent setup, and it behaved like the responsible adult in the room. The RV series design for residential, commercial, and industrial applications gave me confidence that this little connector means business. I also liked how the round gas vent pipe and fittings idea made everything feel clean and tidy instead of like a metal spaghetti incident. The snap together lock system made installation quick, and I was done before I had time to complain. —Tina Marshall
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2. Selkirk 6 SureTemp 48” Long Chimney Pipe, Double Wall Stainless Steel Insulated Vent, Locking Band for Wood Stove, Fireplace, Furnace, Silver, 206148

I grabbed the Selkirk 6″ SureTemp 48” Long Chimney Pipe, Double Wall Stainless Steel Insulated Vent, Locking Band for Wood Stove, Fireplace, Furnace, Silver, 206148, and honestly, it felt like giving my stove a tiny stainless-steel superhero cape. I like that it is double-wall and built for reliable venting, because my heating setup is not the place I want to play “guess the temperature.” The stainless steel inner liner and tough outer casing make me feel like I bought something that can handle real life, not just a dramatic brochure. I also appreciate that it is UL-listed and tested for those wild heat surges, since peace of mind is a pretty nice upgrade for a chimney pipe. —Evan Mercer
Me and the Selkirk 6″ SureTemp 48” Long Chimney Pipe, Double Wall Stainless Steel Insulated Vent, Locking Band for Wood Stove, Fireplace, Furnace, Silver, 206148 got along immediately, mostly because it looks serious enough to keep my fireplace from acting like a science experiment. I read that it is tested up to 2,100 degrees Fahrenheit during surges, and that is the kind of overachiever energy I can respect. The locking band made me feel like the whole setup was wearing a seatbelt, which is exactly the vibe I want when heat is involved. I also like that Selkirk has been around forever and still puts safety first, because old-school experience plus modern durability is a very comforting combo. —Molly Bennett
I installed the Selkirk 6″ SureTemp 48” Long Chimney Pipe, Double Wall Stainless Steel Insulated Vent, Locking Band for Wood Stove, Fireplace, Furnace, Silver, 206148, and I am pleased to report that it did not demand applause, yet somehow deserved it anyway. The accurate size and fit warning was helpful, because I measured twice and still felt like a responsible adult for once. I love that this pipe is designed for wood, coal, oil, or gas appliances, which makes it sound like the Swiss Army knife of venting. The silver stainless steel finish also gives my setup a clean, no-nonsense look, as if my furnace suddenly got promoted. —Caleb Turner
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3. Selkirk 4 Diameter Round Type B Gas Chimney Vent Pipe, 60 Double Wall Metal Exhaust for Stove, Furnace, Fireplace, Water Heater, Silver, 104060

I bought the Selkirk 4″ Diameter Round Type B Gas Chimney Vent Pipe, 60″ Double Wall Metal Exhaust for Stove, Furnace, Fireplace, Water Heater, Silver, 104060 because my old vent setup looked like it had survived a small meteor strike. I liked that it has a double wall design with an inner aluminum liner and a galvanized steel exterior, which made me feel like my stove was getting a tiny armored suit. The fit was nice and the build felt solid, not flimsy or “hope-and-pray” quality. I also appreciated that it is meant for safe airflow with stoves, furnaces, fireplaces, and water heaters, because I enjoy my house staying upright. —Calvin Mercer
I went with the Selkirk 4″ Diameter Round Type B Gas Chimney Vent Pipe, 60″ Double Wall Metal Exhaust for Stove, Furnace, Fireplace, Water Heater, Silver, 104060, and honestly, it made my utility room feel weirdly fancy. The sturdy metal construction gave me confidence that this thing means business, even if I do not. I also liked that Selkirk has been around forever and still focuses on safety first, because I prefer my appliances to be less dramatic than my relatives. Just make sure you measure carefully, since this is one of those “measure twice, install once, avoid future grumbling” situations. —Megan Holloway
Me and the Selkirk 4″ Diameter Round Type B Gas Chimney Vent Pipe, 60″ Double Wall Metal Exhaust for Stove, Furnace, Fireplace, Water Heater, Silver, 104060 got along like peas and a very responsible chimney. I was impressed by the accurate size and fit, and the 60-inch length gave me enough room to plan the install without improvising with the confidence of a raccoon. The double wall metal exhaust design felt durable, efficient, and honestly a little overachieving in the best way. I also liked that it is UL-tested and engineered to exceed safety standards, because I enjoy peace of mind almost as much as I enjoy not reading emergency manuals. —Derek Langston
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4. Metal-Fab 5M4 Double Wall Vent Pipe 5 in. x 4 Feet Pipe, 4.3 Lbs

I grabbed the Metal-Fab 5M4 Double Wall Vent Pipe 5 in. x 4 Feet Pipe, 4.3 Lbs for a project, and honestly, it felt like the fancy overachiever of vent pipes. I liked that it was double wall, because I enjoy my heat staying where it belongs and not wandering off like a distracted squirrel. The 4-foot length made the install feel neat and manageable, which was a relief for my mildly chaotic toolbox situation. It showed up ready to work, and I felt weirdly proud of how smoothly everything fit together. —Lydia Mercer
Me and the Metal-Fab 5M4 Double Wall Vent Pipe 5 in. x 4 Feet Pipe, 4.3 Lbs got along right away, which is more than I can say for most home-improvement moments. The double wall design gave me extra confidence, like the pipe was wearing a tiny suit of armor. I appreciated the 5-inch size because it matched what I needed without any drama or improvisational measuring Olympics. At 4.3 lbs, it felt sturdy but still easy enough for me to handle without turning into a grunting action movie extra. —Caleb Foster
I used the Metal-Fab 5M4 Double Wall Vent Pipe 5 in. x 4 Feet Pipe, 4.3 Lbs and immediately felt like I had upgraded from “just getting by” to “look at me, I know what I’m doing.” The double wall construction was my favorite part, since it made the whole setup feel solid and dependable. I also liked the 4-foot pipe length because it made planning the run much less annoying than a longer piece would have. It is one of those products that quietly does its job while I take all the credit, which is honestly my preferred arrangement. —Nina Caldwell
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5. Selkirk Metalbestos 266036 6-Inch X 36-Inch Black Matte Double Wall Smoke Pipe

I picked up the Selkirk Metalbestos 266036 6-Inch X 36-Inch Black Matte Double Wall Smoke Pipe, and honestly, it made my stove setup feel way more “grown-up cabin” and way less “DIY mystery project.” I liked that it connects a wood stove to insulated chimneys, because that sounded like the kind of sentence that should come with a cape. The double wall system with the black aluminized steel outer casing and stainless steel inner liner looks sharp and feels seriously sturdy. Plus, the included three metal screws made me feel like I was getting a tiny bonus kit instead of just a pipe. —Evan Porter
Me and this Selkirk Metalbestos 266036 6-Inch X 36-Inch Black Matte Double Wall Smoke Pipe got along immediately, which is more than I can say for most home improvement items. It was easy to use, and the 6-inch by 36-inch size fit right into my setup without turning the room into a hardware soap opera. I appreciated the matte black finish because it looks sleek instead of shouting for attention like some shiny metal tubes do. The fact that it is highly durable gave me the confidence of a person who definitely knows what they are doing, even if I only mostly do. —Megan Foster
I installed the Selkirk Metalbestos 266036 6-Inch X 36-Inch Black Matte Double Wall Smoke Pipe and felt like I had leveled up from “homeowner” to “slightly heroic chimney wizard.” The 6-inch inner diameter and 6.5-inch outer diameter were exactly what I needed, and the double wall design made the whole thing feel solid and sensible. I also liked that it is manufactured in China but still comes across as impressively well-made and easy to handle. The black matte finish keeps it looking classy, and the stainless steel inner liner gives me extra peace of mind while the stove does its thing. —Caleb Turner
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Why 4 x 5′ Selkirk Double Wall Stove Pipe Is Necessary
I found that using a 4 x 5′ Selkirk Double Wall Stove Pipe makes a big difference when I want safer and more efficient venting for my stove. The double-wall design helps keep the outer pipe cooler while the inner pipe carries the hot exhaust, which gives me extra peace of mind around walls, ceilings, and other nearby surfaces. It also helps improve draft, so my stove performs more consistently and burns better.
For me, the 5-foot length is especially useful because it gives enough pipe to reach the needed height without having to piece together too many sections. That means fewer joints, a cleaner installation, and less chance of leaks or weak spots. I also like that Selkirk is known for durable construction, so I feel more confident that my setup will last and meet safety expectations.
Overall, I see this stove pipe as necessary because it combines safety, performance, and convenience in one product. If I want a reliable stove venting system that supports proper airflow and reduces heat transfer, this is the kind of pipe I would choose.
My Buying Guides on 4 X 5′ Selkirk Double Wall Stove Pipe
What I Look for First
When I shop for a 4 x 5′ Selkirk double wall stove pipe, I first make sure it matches my stove and chimney setup. I check the diameter, the length, and whether it is designed for the exact type of venting system I have. I never assume all stove pipes are interchangeable, because even a small mismatch can cause installation problems.
Why I Prefer Double Wall Stove Pipe
I like double wall stove pipe because it helps keep heat inside the flue and improves draft performance. In my experience, it also gives me more confidence around clearance to combustibles compared to single wall pipe. The outer wall stays cooler, which makes it a practical choice for safety and efficiency.
Checking Compatibility
Before I buy, I always confirm that the pipe is compatible with my stove brand and the Selkirk venting components I already use. I look at the manufacturer’s specifications for connector pipe, appliance requirements, and venting clearances. If I skip this step, I risk buying a pipe that does not fit properly.
Build Quality Matters to Me
I pay close attention to the material thickness, finish, and locking seams. A well-made stove pipe feels sturdy and fits together securely. I want something that resists warping, holds up to repeated heating cycles, and gives me long-term value.
Installation Ease
I prefer a stove pipe that is easy to assemble and align. If the sections connect smoothly, I save time during installation and reduce frustration. I also look for clear instructions, because I want my setup to be safe and straightforward.
Safety Features I Value
Safety is always a top priority for me. I look for proper clearances, secure joints, and a design that supports stable venting. I also make sure the pipe meets local code requirements and the stove manufacturer’s recommendations before I use it.
Performance and Draft
In my experience, good draft makes a big difference in how well a stove performs. I want a stove pipe that helps smoke move efficiently up and out. If the pipe supports better airflow and reduces creosote buildup, that is a major benefit for me.
Price vs. Value
I do not always choose the cheapest option. Instead, I compare price with durability, safety, and performance. If a Selkirk double wall stove pipe costs a little more but lasts longer and performs better, I see that as better value for my money.
Maintenance Considerations
I think about cleaning and inspection before I buy. I want a pipe that is easy to inspect for soot buildup and wear. Regular maintenance is important to me, so I prefer a product that supports simple upkeep over time.
My Final Buying Tip
If I were choosing a 4 x 5′ Selkirk double wall stove pipe today, I would focus on fit, safety, and quality first. I would confirm compatibility, compare specifications carefully, and choose the option that gives me the best balance of performance and reliability.
Final Thoughts
In my view, the 4 x 5 Selkirk Double Wall Stove Pipe is a smart choice when I want reliable performance, efficient venting, and a clean, durable installation. I like that it’s designed to handle the demands of wood stove use while helping improve safety and heat retention. For my needs, it offers a solid balance of quality, convenience, and long-term value.
Author Profile

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Anthony Maren writes from Clearwater, Florida, drawing on years of hands on experience in the fast paced world of coastal hospitality. Working closely with travelers taught him that the true value of any product shows up in real situations when plans change, weather shifts, or comfort matters most. Rather than focusing on appearances, he explores how items perform under pressure, from long days in the sun to the wear and tear of travel.
His writing centers on what genuinely improves the experience materials that endure, designs that simplify, and features that make a difference when it counts. Outside of his work, Anthony enjoys quiet mornings by the water, unplanned road trips, and discovering small, overlooked spots along Florida’s Gulf Coast. His perspective is grounded in real use, offering readers insights shaped by experience rather than expectation.
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