Flexible underground ducting. Order today to ensure reliable and secure cable management underground. Flexible underground ducting

 
 Order today to ensure reliable and secure cable management undergroundFlexible underground ducting  Nonmetallic underground conduit (PVC) – Also known as Schedule 40 (heavy wall) or schedule 20 – EB – these raceways are typically used underground within concrete

2. 1 Items Found. The system is composed of highly efficient, low-noise fans and durable PVC. Fire resistant. Glueless coupling for a safe and quick assembly. Cable and Hose Carriers. The maximum design temperature for systems utilizing plastic duct and fittings shall be 150°F (66°C). Code MAC1362. 42 (335) Model# F8IFD6X300. Flexible aluminium foil duct currently is available in 3 different diameters - 125mm, 150mm and 200mm, and are in 3 metre lengths. 0 Piping Connectionssheet metal ducts with fibrous glass duct liner may be used on the high pressure side if design static pressure exceeds the 2 in. Size 121-136mm to 100-115mm. Blue Water Ducting. The ducting is supplied on 50 metre coils or cut to length (40 and 50 mm. Bind, seal, and mark surfaces. Features. Rigid and flexible ducts and connectors shall conform to Section 603. Black Twinwall Duct 50mm x 50m Coil. The high-density polyethylene is highly chemical and water resistant and has a compression resistance of higher than 450N. CABLE FLEXIBLE / RIGID - ELCOR PIPES – instaling instructions 20 24. Min Order: 100. Designed to be super flexible and flame-retardant. Also which type of cable can I use buried in conduit underground? T&E? - but if the conduit did let water in at some point T&E isn't suitable. Features . Finding the Right Pipe Supplier No matter what kind of conduit, innerduct, pipe or ducting you need, you want fast quotes and timely delivery. 00 32mm x 100m. I have glance at the tables in Annex B and they only mention building wire insulations. Equipment connected to duct systems shall be designed to limit discharge air temperature to not greater than 250°F (121°C). Underground ducting is used to both protect water pipes, gas pipes and eclectic cables from being damaged, and also to protect people from their (potentially dangerous). Contact JDP. Our Class 1 rated single wall duct, meets 25/50 flame/smoke requirements of ASTM E 84. This cable ducting has a ribbed outer section and smooth inside wall making it ideal for protecting electrical cables when installing through walls or underground. Code development reminder: Code change proposals to. Flexible aluminium foil duct currently is available in 3 different diameters - 125mm, 150mm and 200mm, and are in 3 metre lengths. Stainless Steel. rainwater underground drainage. 310. M1601. Clear your trench of rocks, clods, and other debris. Lightweight - easier installation, 40% lighter than PVC. The polyvinyl chloride. You can also find a range of ducts; wall fans with pull cords, wall vent kits, window fans with pull cords, airbrick. D. Underground duct systems shall be constructed of approved concrete, clay, metal or plastic. Key FeaturesBlackRibbedCable protectionSupplied in multiples of 50 metres50mm Diameter. Metal ducts shall be protected from corrosion in an approved manner or shall be completely encased in concrete not less than 2 inches (51 mm) thick. Install extractor fan ducting with a PVC flexible duct hose. Dura-Line manufactures standard High Density Polyethylene (HDPE) conduits for standard installation applications such as standard underground, as innerducts in existing conduits, or corrugated products to use in congested areas. Flexible ducting can often be patched or quickly replaced. We offer a comprehensive range of high quality black and coloured cable ducting and accessories. In stock and ready to ship. 50+ bought in past month. 50mm o. Code. Insulation maintains air temperature and prevents vapour condensing in the duct. 000. 63mm x 50m jfc flexible ducting for either electrical cable or general purpose use in black x 1 internal bore size: 50mm ridgicoil is a strong yet flexible alternative to conventional ducting for general purpose ducting to underground utilities. Suitable for commercial and domestic use. It is available in a range of coil diameters from 40mm up to 110mm. They help protect inner pipes from being damaged (for instance, can help dispersing gas leaks, avoiding water leaks or water contamination, among other potential issues). Airvent Aluminium Laminated Flexible Ducting Hose 10m x 150mm. SUNCOURT. Amazon's Choice for "flexible underground ducting" Flexible Conduit Outdoor Cable Contractor Pack IP40-10M Coil - Underground Burial, External Trunking, Electrical. Duct Sizing - the Equal Friction Method The equal friction method for sizing air ducts is easy and straightforward to use. 42 Ex VAT. 74 ex. High density polyethylene or HDPE pipe is a strong, light weight and flexible product that can be used as conduit (duct) or innerduct. Duct Material: High Density Polyethylene (HDPE) This 150mm ID / 178mm OD twinwall ducting comes in a 6mtr length, complete with one coupler to connect multiple lengths together. Hose Clips. About this chapter: Chapter 16 addresses duct construction for HVAC and most exhaust systems. Rigiflex 4-in x 8-ft Semi-Rigid Dryer Duct (Silver) - Electric & Gas Clothes Dryer Vent. Two types of presets are available, including rectangular. This flexible, non-metallic PVC liquid tight conduit, commonly referred to as NM liquid tight, flexible conduit, non-metallic PVC, flex PVC and PVC electrical conduit is perfect for use in multiple applications for electrical, telephone, cable, HVAC, refrigeration, landscape lighting and more. Semi-rigid Aluminium. If you have any questions please ask. Orders under £750: £38. Competitive Prices and Free Samples for Various Ductings and Fittings of Ductwork. £ 36. But Table C1 of the on site guide states that twin and earth is "For use underground in conduits or. Our ultra-tough twin wall underground ducting has an HDPE crush resistant corrugated outer wall and a smooth inner wall for easy cable installation. 00. Add to Basket. Brand PBSL Group. Using standard PVC solvent cement, EPR. Our black flexible duct is used for ducting all kinds of electrical installations with a voltage rating up to 500 volts. It is made from HDPE and has a high chemical and water resitance. Contact Us. 0 Flexible ducting – Australia’s highest quality. . Bryan spends some time discussing duct types and tips at the Kalos morning meeting. , 8 in. cable installs. Flexible PVC ducting products can be used to move air in portable A/C unit. Utility duct coils are available in a range of sizes from 40mm - 140mm (internal diameter. This chapter covers duct materials, duct construction, duct installation, duct insulation properties, duct sealing, above-ground and underground ducts, return air intake locations and air plenums. Our vents are available in a selection of materials, shapes, sizes and colours so you can find a product to suit any design. Contact the JDP technical team for application and project usage if you're unsure of which products to use. £165. Underground duct systems shall be constructed of approved concrete, clay, metal or plastic. Insulated and fire retardant. Cables must be protected during and after installation making the use of cable ducts essential. 2 product. 0 Specifying Flexible Piping. HDPE is a flexible and resilient material. Vertical risers shall be supported at not more than 6 feet (1829 mm) intervals. The acoustic flexible ducting sizes range from 80mm to 400mm in diameter. (IP54) 10M Coil - Underground Burial, Garden Ducting w/Fittings - 10 Glands and Locknuts. 68. The Pipe Equipment Flexible Tracer Rod has been designed to easily locate underground plastic pipes ducts and hoses. Standards: Class 3, BBA Approved, Kitemarked, BS EN 61386-24. Urethane Flex Light Duty Flexible Polyurethane Hose. In stock and ready to ship. Protect and hide wires or improve ventilation with premium ducting products from Toolstation. Self extinguishing, low toxicity and smoke density. 2. Made from HDPE, its flexible & lightweight which is great for transportation. Our flexible duct is designed with the professional in mind. Flexible Underground Piping Manual . Underground Ventilation Duct; Exhaust Hose; Flexible Duct with Insulation; Clothes Dryer Transition Duct; Metal Ducting Menu Toggle. Add to basket. asbestos cement, plastic, tile, concrete, reinforced fiberglass, and other materials have been used. This chapter covers duct materials, duct construction, duct installation, duct insulation properties, duct sealing, above-ground and underground ducts, return air intake locations and air plenums. Both, corrugated pipes and sub-ducts are manufactured from High Density Polyethylene (HDPE) material. XP pipe is offered in 1”, 1 ½”, 1. In addition to mine ventilation, Plascorp offers a range of highly-effective ducting. (500 Pa) limits of the fibrous glass duct system; the fibrous glass duct system may be used on the low pressure side; and insulated flexible ducts may be used as run-outs from trunk ducts to diffusers. Add to Basket. Our lightweight, flexible HDPE pipe (also called poly-pipe, conduit, duct, or innerduct) is made from strong, durable high density polyethylene. began selling “EFLEX Square Duct”as a new member of our “EFLEX” (note) series of underground cable-protecting pipes. Since our inception, ABC Industries has provided high-quality, dependable solutions to the mining industry. pipes 110mm diam and acc. Cable Ducting – pipes-underground. Flexible ducting tube designed to route airflow in home HVAC applications. Flexible Ducting is generally available in 3 popular colours – Black (for electrical services), Blue (for water pipes) and Yellow (for gas pipes). More Options Available $ 80. Our ducting piping options include standard coiled flexi duct for use in the installation of various buried services, BT duct for telecoms, smooth bore electrical Polyduct, twin wall ducting and rigid PVC duct. Rigid Ducts: Rigid ducts, typically made of galvanized steel or aluminum, offer durability and are suitable for long straight runs. Straight-Run Fabric Duct. Flexible Underground Plastic Duct (26 products available)Specifications. Ducting. 11. Windflex® 805 EH Flexible ether-based polyurethane ducting, reinforced by a spring-loaded quality. 88 – $ 1,977. SUNCOURT. Duct Material: High Density Polyethylene (HDPE) This 94mm ID / 110mm OD twinwall ducting comes in a 50mtr coil with a factory fitted drawstring, complete with one coupler to connect multiple coils together. £35. Underground duct systems shall be constructed of approved concrete, clay, metal or plastic. PVC hoses are used for many commercial applications because they are affordable, durable, offer good chemicals resistance, and are available in a variety of grades. BT Duct - 54mm x 3mtr Grey. The ribbed external wall ensures that the duct can. conduits for standard installation applications such as standard underground, as innerducts in existing conduits, or corrugated products to use in congested areas. Easily adapts to other conduit materials. Buy online!Flexible Underground Ducting. 5″ above the drywall, (2) have at least R-30 on either side, and (3) covered with at. 5 out of 5 stars 138. For more residential applications, homeowners everywhere utilize outdoor flex ductwork. com. About this chapter: Chapter 6 addresses duct systems used in HVAC systems and some exhaust systems. MDPE Blue Pipe Coil Main Water Supply - 63mm x 150m. for pricing and availability. "A wave-rib on the inside of the duct reduces surface contact between the cable and the wall of the duct, thus reducing the coefficient of friction and allowing you to pull cable over longer distances," says Stewart. Spiral Manufacturing Co. Naylor General Purpose Black Cable Duct 90º Bend. The duct has R6 insulation which contains 33% more insulation than the standard R4. 603. MetroDuct products are superbly lightweight to aid installation and handling, as well as flexible and durable. This non-corrosive, lightweight and flexible conduit is so easy to work with. The Southwire Company LiquidTite 1 in. Cable Ducting Twin Wall Black 75mm. • Offsets in a duct system are more gradual variations from the ideal, straight path of a duct section. com. Metal ducts shall be protected from corrosion in an approved manner or shall be completely encased in concrete not less than 2 inches (51 mm) thick. Flexible Drainage Adaptors are used to connect a drainage pipe to a different type of pipe, such as a plastic pipe to a clay pipe. Flexible Underground Piping Manual . These ducts provide a protective conduit for wiring related to lighting and signals, ensuring consistent performance and minimising disruptions. Aluminum foil flexible ducting supplies. Competitive prices & free next day delivery over £1000. Metal ducts shall be protected from corrosion in an approved manner or shall be completely encased in concrete not less than 2 inches (51 mm) thick. Collection. Electrical metallic tubing (EMT): Lightweight and easy to install. These versatile ducts allow for adaptable routing of various utilities, ensuring optimal. Our range of ducting supplies includes flexible ducting pipes, ventilation ducts and air ducts in various sizes and configurations. The Master Flow 4 in. Choose from our selection of cable duct, including wire duct, raceway, and more. The inner-mostPolyguard’s Mechanical Products Division specializes in self-adhering peel and stick flexible, zero-perm, weatherproof claddings for exterior ductwork waterproofing. This 100mm flexible ducting hose from Verplas provides a channel for your air conditioning or extractor fan, to stop build-ups of condensation and fumes in your home. Flexible Underground Piping Manual Product Manual * Publication Number: UPM-0001 * Issue Date: 04/28/11 Supercedes: 05/27/09 . Nominal Size (OD/ID): 63mm/50mm. 8-in dia Galvanized Steel Axial Duct Fan Inline Duct Fan. Windflex® 1308 PU Ester-based polyurethane hose reinforced with a spring-loaded quality steel coil. Supaflex flexible ducts provides economical means for handling misalignment between system components and ducting around obstacles where fabricated and fitted ducts are difficult and costly to install. Blue ducting is used for underground water pipes. 1. Our black flexible duct is used for ducting all kinds of electrical installations with a voltage rating up to 500 volts. VAT. The types of fittings to be used based on the designer's calculations of fitting losses (i. They're also ideal for bathroom exhaust. Safely route and protect cables with CEF's underground ducting solutions. Made from twin walled HDPE (High density polyethylene), this ducting –. Our blue flexible ducting is used for ducting water supply services, usually blue MDPE pipes. Manufactured from HDPE (High Density Polyethylene) Lightweight and robust. Some exhaust system ducts are addressed in Chapter 5, such as kitchen exhaust ducts and clothes dryer exhaust ducts. The PVC underground duct system is not designed to be waterproof. Our black flexible duct is used for ducting all kinds of electrical installations with a voltage rating up to 500 volts. Used to deliver cables, heat and/or cold, as well as gaseous substances, ducting pipes thus play a key role in a number of fields and productive sectors. Easily installed in metal or flex ducting ; Suitable for air temperatures up to 150deg ; Permanently lubricated shaded pole ; 24-g. The Walkerduct system provides wire management for open space environments while maintaining aesthetics of the space with duct that is buried in the floor and activations that can be placed on top of the runs for easy access to power and data. 90. Wire Sleeving. Orders over £1,000: Free of charge. asbestos cement, plastic, tile, concrete, reinforced fiberglass, and other materials have been used. 5-7 days. All contact surfaces between main corrugated duct and built-in sub-ducts are fused together during extrusion process to prevent movement or twisting of subducts inside the main COD duct. Suitable for all new-build and renovation applications. Metal ducts shall be protected from corrosion in an approved manner or shall be completely encased in concrete not less than 2 inches (51 mm) thick. Underground ducting systems work to protect cables and utility pipes in buildings, including those transporting water, gas and other substances. Harga OOKAS Ducting Exhaust Fan Plafon 12 Inch Kipas Blower Exhaust Plafon. INDEX 1. We can supply 160mm as a special order item. Easily adapts to other conduit materials. w. These ducts provide a protective conduit for wiring related to lighting and signals, ensuring consistent performance and minimising disruptions. The polypropylene design ensures high flexibility to make this 25mm conduit a perfect choice for. com Step 1 - Choose the correct colour. Flexible Conduit Outdoor Cable Contractor Pack IP40-10M Coil - Underground Burial, External Trunking, Electrical Ducting, Hose Pipe Wire Protection. Model # DB414E. Brand PBSL Group. A leader among U. The maximum design temperature for systems utilizing plastic duct and fittings shall be 150°F (66°C). Duct for Electrical Feeders 600 V and Less: Type EPC-80-PVC RNC, direct-buried unless otherwise indicated. Cable ducts provide mechanical protection to underground cables and. Ridgicoil is a strong yet flexible alternative to conventional underground cable ducting for underground utilities. For. Class 3 power ducting is for general applications (450kN compression performance at operating temperatures of 23°c). The maximum duct temperature for plastic ducts shall not be greater than 150°F (66°C). It is typically available in R-4, R-6, and R-8. IP65 ingress protection. Dundas Jafine’s flexible insulated duct is UL / cUL 181 listed as a class 1 air duct and bears the mark on the product. Flexible Conduit Ducting: Navigate intricate installations with ease using flexible conduit ducting. PVC Domestic Flexible. ridgicoil's flexibility eliminates the need for special bends and the smooth bore has a low. Conduit Box Connectors. Search for: TAGS SEARCH. A ducting pipe, pipe duct or duct tube is a conduct that delivers or removes substances or energy, acting as a passage or channel. Naylor MetroDuct Twinwall Electric Cable Duct 100/120mm x 6m. Complete w/Fittings - 10 Glands and Locknuts. For factory-made flexible air ducts, the installed thickness shall be determined by dividing the difference between the actual outside diameter and nominal inside diameter by two. Temperature range -5°C till + 90°C. Easy to use and transport. Product Type. Model # 01-225-6. 321 products. Length: 50 metres. Also known as Ridgicoils or Ridgiduct, utility ducting is a strong yet flexible ducting for underground utilities. Spacers connect quickly and easily by sliding together horizontally and snapping together vertically and provide true customization for any configuration of duct bank. For short runs of ducting, 6-metre lengths of rigid PVC or twinwall HDPE (for extra strength) ducting may be your best option as these are much easier to lay than coiled flexible ducting. Glueless coupling for a safe and quick assembly. Colour: Black. Use Only What You Need1. Naylor Underground Traffic Cable Ducting Coil 94/110mm x 50m Orange. 110TWG. Low-velocity ductwork design is very important for energy efficiency in air distribution systems. £20. Crush resistance equivalent to Schedule 40 PVC. £0. Easy to use and transport. As low as £2. Green Cable & Fibre Optics Ducting: Embrace the future of communication networks with green ducting solutions. 15 - $5. Bryan spends some time discussing duct types and tips at the Kalos morning meeting. 7mm in Diameter) with a pre-installed Fiber Cable Ideal for MDU and FTTX Installations The Fiber Cable is pre-installed in the Micro Duct for One-Step installation of Micro Duct and Fiber Cable Dura-Line. Connexs 32mm Black PVC Flexible Conduit (5m Reel) Part Code: V32/5M. Aluminum foil flexible ducting supplies. Harga pipa exhaust 6 inch / aluminium flexible ducting cerobong asap 6. Click & Collect. Underground duct systems shall be constructed of approved concrete, clay, metal or plastic. Underground Ducting. This chapter addresses air plenums such as above-ceiling and below-floor plenums. The Most. However, with acoustic aluminium flexible ducting the inner core is perforated to allow for sound attenuation. It's fit for use in a wide variety of civil, utility and communication markets. Complete your ducting project for less. Easy to install polyester flexible duct – reduces the number of joints in a run and eliminates the need for elbow and offsets. W x D x Lg: 100 x 130 x 62mm. Get free shipping on qualified Flexible Ductwork products or Buy Online Pick Up in Store today in the Heating, Venting & Cooling Department. Had three guys from Open Reach install an underground Fibre cable across 80 metres of my garden. 73. MDPE Blue Pipe Coil Main Water Supply - 63mm x 150m. Find My Store. Buy 100 mm Ducting at Screwfix. Envirovent 150mm 6" Flexible Insulated Ducting (10m Length) Part Code: 1RDINSFLEX150. 67 £248. These versatile ducts allow for adaptable routing of various utilities, ensuring optimal. Attach conduit to a knockout in electrical boxes. Products in the conduit suite include Comm-Line™ for casing power and telecommunications lines, Hard-Line™ for high-pressure, high-corrosive and heavy wall applications, MicroPath™ for power and telecommunications microcabling, Power-Line™. Size 125mm. Insulated Flexible Ducting. Non-Metallic Conduit is a flexible housing for electrical wire the provides impact protection in encased concrete or direct burial installations. Underground ducting must be colour-coded legally to comply with safety and building regulations. 40mm internal diameter / 63mm external diameter. There is also an existing separate IP camera network at the barn currently utilising a 4G router. Air Ventilator Orange 300-in PVC Flexible Duct. XP pipework can be used in both pressure and suction applications, and is ideal for underground service station fuel delivery systems. Multi-ply aluminium and polyester laminate construction supported by a high tensile steel wire helix. Size 54mm. 2. Underground duct systems shall be constructed of approved concrete, clay, metal or plastic. When your ducting system is built by Sulong. Colour: Black (for use with electricity cables) Nominal Inner Diameter: 150mm. 0 Flexible Pipe Fabrication 14. Flexible ducting in polyurethane ether with wall reinforced with a galvanized steel wire helix. 00 incl VAT. Foil duct is held in place with dryer clamps or large hose clamps. Underground Drainage Damp Proof Membrane/Radon Barrier Flexible Couplings Channel Drainage Land Drainage Ducting - Perforated Gas Ducting - Access Boxes - Cable Duct 6m Lengths. D. Hose construction includes unique temperature resistant materials held together by a mechanically locking process with an external steel helix; these materials include TPV,. 42 Ex VAT. ADD. Technical standards and manuals developed by SMACNA members have worldwide acceptance by the construction and code community, as well as local and national government agencies. (1) £2. Orders over £750: £15 + VAT. Another variation is the multicelled conduit system, which offers outerducts with pre-installed innerducts. Add to basket. Overview. Standard pitch: 150mm & 100mm (6 inch & 4 inch). Factory-made ducts shall be listed and labeled in accordance with UL 181 and installed in accordance with the manufacturer’s instructions. Show: 75mm Cable Ducting are ideal for protecting electrical cables through walls or underground, sourced from a top brand. Find My Store. Naylor MetroDuct T Box 105mm x 105mm. Its flexibility and mechanical resistance allows installation. Easy and quick to install. £208. Profix Polypropylene Flexible Conduit Kit White 25mm x 10m. Available in a range of sizes, this ducting coil is designed for underground electric cable applications. £16. The high-density polyethylene is highly chemical and water resistant and has a compression resistance of higher than 450N. Committed to delivering better working conditions for underground operations, Biyang also produces all variants of ventilation products including lay flat ventilation duct and industrial flexible ducts. 49. 1-800-268-1918. 1. £ 29. View Product. Size 110mm. Features. From the Manufacturer. XP Flexible Pipework. FREE delivery Sun, 29 Oct on your first eligible order to UK. Black, grey, white. All ducts, whether rigid or flexible, should be sealed with UL-181–rated duct mastic. Add to basket. 5% off all orders made online - deducted during checkout. PU Clear Flexible ducting Hose, 50mm Dia. com. Size 125mm. The ducting is supplied on 50 metre coils or cut to. PRODUCT DETAILS. Solid wall (PVC-U) green ducting is often used in cable TV operations, such as Virgin Media. Urethane Flex Medium-Duty Polyurethane Duct. Communication Downtown / Business quarters infrastructure Undersea’s infrastructure. Find My Store. To its credit, PVC hose is perhaps one of the most versatile types of ducting on the market. conduits for standard installation applications such as standard underground, as innerducts in existing conduits, or corrugated products to use in congested areas. This kind of ducting is designed to reduce noise in ducted systems. Our Flexseal & Mission ranges of Flexible Rubber. This duct is constructed from two sheets of aluminium foil, adhered to each other by quality Australian-made adhesive. Air Ducts - Sizing Required duct area vs. This lightweight product has an internal steel helix and. Products in BT Telecommunication Ducting: Showing 1 - 8 of 8 products. Surface metal and non-metallic raceways – These are wire molded. of a duct system. Print options available. Rp139. The BlueDuct is the only proven, direct-burial underground duct system made from ultra-durable, advanced HDPE (high-density polyethylene). For long runs, 25 or 50-metre coils of. JDP's comprehensive range of duct pipe systems caters for all aspects of building works and enables total identification, protection and access to cables and service pipes. Insulation maintains air temperature and prevents vapour condensing in the duct. Our extensive range of 400mm sewer pipe and fittings are UK manufactured in the UK by Brett Martin, certified & approved, surpassing all necessary regulations for uPVC underground sewer systems. Underground Twinwall Electric Cable Ducting 94/110mm x 6m Black. Flexible PVC Ducting: Applied hard-wearing, flexible vinyl woven polyester with carbon wire spring and adhesive tape, smooth inside wall. , give us a call today at 763-755-7677, send an email to. Flexible - reduces/eliminates sweeps and bends. Whether it coal, iron, or silver, temperature extremes are not uncommon to mines of all types. 5 types of fabric available depend on your budget and on-site operation conditions, namely (strengths &weight) • 1000*1000 500gsm. 13 – $ 2,908. £13. Metal ducts shall be protected from corrosion in an approved manner or shall be completely encased in concrete not less139 products. These special couplings are available in a variety of size ranges to suit most applications and are easy to install without the need for special tools or equipment. The ducting is supplied on 50 metre coils or cut to length (40 and 50 mm. LAYFLAT CLEAR POLY DUCTING ALSO AVAILABLE. Flexible metal conduit allows for bends and twists without the use of extra hardware. Products reviewed by the trade and home improvers. Contact the JDP technical team for application and project usage if you're unsure of which products to use. 16 18. 00 incl VAT. Crimped and beaded to fit smoothly with your existing ducting.