That being said, while labor comes out to about the same, polyurethane will need to be replaced more often than silicone – this means that while in the short term polyurethane is cheaper, silicone wins out in the end. The original layer of polyurethane needs to be removed first – the reason for this is that the mixture of the two substances can actually undermine the silicone causes it to break down much faster. Since a majority of older chase covers do not have a drip edge on the side, rusty water runs right down the side of your chimney leaving behind noticeable rust marks. Since you're removing the cap to get to the cover, this is a perfect time to replace it if needed. All in all, silicone is known for its remarkable toughness and flexibility that is rooted in its chemical composition. When sealing a chimney, the best tool to use is a sprayer. On the most, basic level silicone is composed of both silicon, oxygen, carbon, and hydrogen atoms. Also check the inside of your firebox or around the area that utilizes the chimney. Not all sealants are made the same and in order to determine which is the best for your chimney, we first need to go over the two substances in detail. The best way to fix a chimney is to prevent it from happening in the first place and the best way to do that is to seal it. As with a masonry chimney, take care to seal any gaps in the chase that are more than 2 inches away from the pipe, using rigid foam and one-part foam sealant. It’s a piece of metal that covers the top of your chimney and is essential to protecting your chimney from the elements and sealing the heat in. This economical chimney cap is the obvious choice to protect a chimney on a budget. Take out the screws and pull up on the cap to remove it. Start by placing a bead of silicone around the top of the chimney frame near the outside edge. Learn More . Chimney chase covers often rust over time and may even drip rust stained water onto the exterior of your chimney. If you’re not sure if your fireplace is safe to use, it’s probably time for an inspection. Mortar crowns may be replaced with traditional masonry products or repaired with a specialized sealant called a crown seal. Want to upgrade your fireplace? Chimineas / Firepits; Cupolas and Weathervanes; Other. PATIO AND OUTDOOR FIREPLACES. This type of polymer has a remarkably low cost because of its plentiful source of basic chemicals that make it up along with relatively low manufacturing cost. Not all sealants are made the same and in order to determine which is the best for your chimney, we first need to go over the two substances in detail. Chimney Pad / Chimney Chase Cover. after order, fair price. Our 304 stainless steel chimney chase covers are a piece of steel custom made to seal off the top of the chimney in order to prevent moisture from seeping in. A chimney chase cover plays a vital role in protecting your pre-fab or factory built chimney from rain, snow, animals and debris. The reason for this huge discrepancy isn’t just a result of the damaging effects of the sun either – silicone is much more suited for temperature extremes. Now that the cover is off you're ready to install the new stainless steel cover. From chimney liners to flue caps and chimney cap and dampers, our chimney supply provides products for chimney sweeps and indivual fireplace owners alike. This next example is baffling at first look. You may have no idea what a chimney chase cover is, but it’s actually an important part of your chimney. It's concerning that this is very common to come across. sheet metal large enough to cover the framed chase. Often the first part of the chimney to show signs of wear, the crown serves as a barometer of chimney health overall. Silicone, on the other hand, doesn’t have to worry about this because it’s mostly inorganic – meaning that unlike polyurethane there is no pull to go back to its natural state. JB & SON Chimney Services LLC started 20 years ago, giving the best quality service around the DMV area. The builder of the home often saves a little money making this chase cover out of galvanized sheet metal instead of stainless steel. On vertical sections, which should be the majority of your chimney, this waterproofing should be applied from bottom to top – the reason for this is that sealers have a tendency to run. Each installation also includes new collars and storm collars sealed with NPC terpolymer sealant as extra protection against leaks. The rain pan covers the entire top of your chimney. The waterproof coating should be reapplied every 10 to 12 years. Thanks! 75 $51.99 $51.99 Chances are you'll have to specially request a stainless steel cover if you have a company install it for you. Chimney caps and chase covers provide similar benefits, keeping water, debris, and animals out of your chimney flue. It normally features 3.5" tall sides, with an x-bend to add rigidity. These items are normally used for their decorative purposes, along with functionality. A chimney chase cover plays a vital role in protecting your pre-fab or factory built chimney from rain, snow, animals and debris. PREFAB INSERTS. We carry the Forever Stainless Steel Stock Chase Cover - 36" x 78" as well as the entire Chim Cap Corp line - Get free shipping and pay low prices. Without a proper chase cover, moisture can get into the chimney and cause the metal lining to rust, opening up your system to a myriad of issues. Now, place the new stainless steel cover on top of the chimney. Learn what to look for when buying your next load of firewood. This is important not only on the interior of the chimney but also on the outside – especially if you live in an area of large seasonal changes. 99. 17-32 of 666 results for "chimney chase cover" Lindemann 6" Inner Diameter Storm Collar 304. Stainless Steel Chase Covers Chase covers are used at the top of chimneys to keep out rain, snow, critters, and everything else. Products ; Products. A cross break is a diagonal bend in the top of the cover that adds strength to the cover and also gives it a crown which will shed water away from the flue. The point of the device is to protect everything below it from rain and melting snow and ice. Chimney chase covers are shaped like the lid of a shoe box and are commonly installed with pre-fabricated fireplaces that have a wood-frame chimney chase. Quality seems to be very good and cover installed easily. If you do decide to replace your polyurethane with silicone make sure you follow the proper steps. It is a metal shield that covers the top of your chimney, or chase, to prevent rain, melting snow, and everything else from entering into the chase. The Chase Cover covers the entire top of your chimney. Home. Polyurethane has a tendency to break down and has lifespan at best half that of silicone. Inspect the chimney cap for damage and replace it if necessary. Chimney chase covers are a very economical alternative for protecting a chimney. This post may contain affiliate links so I earn a commission. Reinstall the chimney cap and you're done! ANIMAL REMOVAL. Silicone is an inorganic substance that has high toughness against temperature fluctuations and UV rays. Chimney chase covers come in different designs based on how many flue systems are being vented through your chimney. Definitely buy from woodland again! Regardless of what you choose for a sealer, how you apply them is roughly the same – with a sprayer being the fastest way to do it. This difference in lifespan is often reflected in the warranty offered by the manufacturer – polyurethane companies typically only require a 5-year warranty while silicone is closer to a 20-year warranty. A chase cover generally comes standard with a pre-fabricated or factory-built fireplace. If you don't use stainless steel screws they will rust and that rust will run down the side of your chase defeating the purpose of the stainless steel cover. Chimney Chase Covers If you have a pre-fab chimney with wood, metal, or vinyl siding, a chase cover is the lid that keeps water and animals out of your chimney. Unfortunately most home builders use the cheapest available products , generally galvanized steel. Chimneys are instantly recognizable – even from a young age, many children incorporate these structures into their drawings even if they don’t have a chimney on their own home. Unlike a chimney cap that covers only the top of the flue opening, a chase cover fits over the top of the chimney. Primarily they keep out rain, snow, animals, and other foreign objects from entering the chimney, all of which can have a devastating affect on the interior of your chimney over time. What is a chimney chase cover? Next, pre-drill  2-3 holes into each side of the skirt on the new cover. Also, when installing the chase, use stainless steel screws. As water pools on top of a faulty chase cover it will run down into the chimney damaging it from the inside out. Choose a cover that contains a drip edge on the skirt (the skirt is the 3'' side that fits over the chimney) and the top should have a cross break. The chimney chase cover should always be going over the siding so that water runs off. Typically made from a sheet of metal, the flashing forms a waterproof connection that keeps rain, snow, and other elements and debris from washing up and accumulating against the chimney. The chase cover’s job is to keep rain and animals out of the chimney. Pre-fab chimneys have a metal covering (chase top) to prevent water from entering the interior of the chimney structure. FREE Shipping. Whereas silicone is primarily composed of inorganic substances, polyurethane is primarily composed of organic compounds held together by inorganic, urethane, compound. Once the nails are removed you should be able to lift the old cover off. Then used 26-gauge metal to bridge the gap between the masonry and the surrounding wood framing. Stainless steel is the best replacement option because they're the most durable and often have a lifetime guarantee so you'll never have to replace one again. To begin, start by removing the chimney cap. Over time the protective wire can fail causing holes in sides of the cap. Because it is an inorganic substance, it has remarkable longevity in face of even the most brutal environments. Chimney Brushes & Tools; Fireplaces, Stoves & Inserts . The reason for this is that this polymer has many useful characteristics. Chase covers are metal coverings that are installed at the top of the chase, just like a crown on a masonry chimney. The cap prevents animals such as birds, bats and squirrels from entering you chimney and building a nest when it's not in use. Second, look for any pooling water or rust on top of the cover. I had to specifically ask for stainless steel. Replacing a chimney chase cover is a job that most homeowners can do themselves. This type of polymer is derived more from vegetable oils so as to be more organic. The cover is typically held in place by 2 or 3 nails on each side. Learn how much wood is in a cord of firewood. Our Chimney Chase Covers. “Sealing penetrations in an … Prefab chimneys have metal chase covers on top of the chase. While polyurethane does have its strengths related to its fairly low price, silicone is by far the superior choice when choosing a chimney sealer. For all your chimney needs, contact us today and see why so many homeowners choose us. OVer time the crown will develop cracks. Over time the protective galvanized coating will wear off causing the cover to rust, pit and eventually leak. Although some rusted chase covers can be observed from the ground, you'll have to climb on the roof to fully inspect the top of the cover. $19.99 $ 19. This can be remarkably important for those on a bit of a budget crunch or just need to make a quick fix without harming the bank too much. Chase Covers; Chimney Caps & Dampers; Dryer Vents; Showroom; Products; Resources. Free shipping to all of the lower 48 US states. Chimey Cap Chimey cap fit perfectly, really looks nice on my roof. This ‘running’ can be taken advantage of by reinforcing the bottom section of the chimney with additional sealer. Microbiological growth like mold, fungus, and bacterias are repelled by it. A chimney chase cover is also commonly referred to as a chase pan. STAINLESS STEEL CHASE COVERS. It is typically a square-shaped piece that covers the top of your chimney made of brick, wood, vinyl or metal siding. At the top of your chimney or "Chase" is the horizontal flat are known as the CROWN. The chimney chase cover on prefab chimneys often is the culprit in cases like this. Whatever we find, we can fix. Recently, polyurethane compounds have been engineered to be more green. How to install a chimney chase cover by Rockford Chimney Supply. Applications: For outdoor or indoor use. A chimney cap is a metal topper that covers the opening of your flue. Polyurethane is often used as a chimney sealant as it has remarkable toughness and flexibility. Of course, the top section of the chimney should be focused on a bit more by giving additional passes to it. Certain spots like mortar joints, flashing, and the crown should all have a particular focus on them. Chase Top Covers. Stove Accessories. Do you see any sign of water? Blue Sky Chimney Sweeps installs custom chase covers that are made to fit your chimney chase perfectly. These units function similarly to chimney caps, which sit atop masonry chimneys. Typically, an older sheet metal cover will start to rust within 10 years and begin leaking within 20 years. Silicone is remarkably low in thermal conductivity, toxicity, and thermal conductivity. REFRACTORY PANELS. CC300 Series – Chimney Pots. This will prevent water from leaking into the drilled holes. Only 18 left in stock - order soon. Shop Our Webstore. In fact, silicone is so successful in repelling high temperatures that it’s often used as a way to prevent the spread of fire throughout a home. Chimney chase covers have a very important function. Available in Copper, Lead Coated Copper, Freedom Gray, Stainless Steel, Aluminum and Steel. Next, you need to remove the old chase cover. When properly used, a silicone-foam can be used to bring new buildings up to fire code compliance. There are chase covers available with two or three holes for multiple flues and chases where the hole is off center for specially designed chimneys. Aluminum and copper covers can also be purchased, however, aluminum is typically too soft and copper is too expensive making galvanized or stainless steel the popular choices. Chimney caps also prevent burning embers from landing on your roof and other nearby flammable objects. Craftsman Chris Jerome first laid a bead of high-temperature sealant on the masonry. Once this occurs, water will run into the cracks and make it's way down into the hollow areas of … On a masonry fireplace the crown is made out of mortar and sometimes concrete. Rust or cracks in the metal indicate the cover is damaged and needs to be replaced. Although it requires climbing on your roof, the job is fairly simple and you should be able to replace the chimney chase cover in about 1-2 hours. They’re also called “top pans” because they top chimneys that are sided with vinyl, metal, or wood. Used frequently to cover chimney chase surrounds, it fits over the top of the … HY-C SC913 Shelter Bolt On Single Flue Chimney Cover, Mesh Size 3/4", Fits Outside Existing Clay Flue Tile Dimensions 9"x 13", Black Galvanized Steel 4.7 out of 5 stars 1,489 $33.75 $ 33 . These are also designed with a slope for optimum water-shedding ability. As a result, these covers quickly rust through and can leave your chase stained and unprotected. Thanks a lot Chase Cover Jeff was very helpful with making sure I had the correct size chase cover for my double flue chimney. Thankful switching over from polyurethane to silicone is possible, as long as special considerations are kept in mind first. All the advantages don’t go to silicone though – polyurethane is remarkably easier to manufacturer resulting in a cost that is about half that of silicone. In terms of chimneys, these sealants are typically organized into one of two camps – that of polyurethane or silicone. Sealants are a type of substance used to block fluids from penetrating the material it is on. The organic nature of polyurethane means that it’s susceptible to break down over time in the form of UV radiation. All of our covers are constructed with cross breaks and a drip edge to facilitate water flow away from your flue. Learn how to operate, maintain and purchase an outdoor wood boiler. Privacy Policy     Advertising Policy     Share This Site     About Me     Additional Resources, This post may contain affiliate links so I earn a, Occasionally covers that are too small or too big are used and they do not effectually, Outside Wood Burning Stoves - Heating With Firewood. Start by looking for rust stains on the exterior of your chimney. Any cracks should be promptly repaired so as to avoid damage to the chimney interior. 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