Conduit Plugs and Duct Sealing Products
Utility Pipe Supply provides contractors with conduit plugs and duct sealing products that protect underground utility systems from damage. Our fittings selection also includes caps, couplings, elbows and sweeps, reducers, saddles and clamps, seals and gaskets, tees, transitions and adapters, and valves.
Each product is designed to block moisture, dirt, and debris while maintaining long-term system integrity in demanding field conditions. With certified quality, in-stock availability, and nationwide delivery, we supply the sealing solutions contractors trust to complete projects efficiently and with confidence.
- From $7.00Unit price /Select Option
- From $3.90Unit price /Select Option
JackMoon Fiber Optic Simplex Plugs | Cases of 20
From $121.00Unit price /Select OptionPoly Plugs | Durable Temporary Duct & Conduit Seals
From $39.36Unit price /Select OptionFAST-LOC PLUG WING NUT DUCT PLUGS FOR SMOOTH OR RIBBED INNERDUCT
From $2.22Unit price /Select OptionFAST-LOC PLUG LOOP NUT DUCT PLUGS FOR SMOOTH OR RIBBED INNERDUCT
From $0.62Unit price /Select OptionROUND T-CONE PLUG FOR CONDUIT BARREL
From $2.27Unit price /Select OptionROUND T-CONE PLUG WITHOUT FLANGE CONDUIT HUB
From $2.33Unit price /Select OptionROUND T-CONE PLUG WITH FLANGE CONDUIT HUB
From $4.42Unit price /Select OptionSQUARE T-CONE PLUG WITHOUT FLANGE FOR SQUARE DUCT
From $3.72Unit price /Select Option- From $5.58Unit price /Select Option
FLUSH MOUNT T-CONE PLUGS WITH COVER & SCREWS
From $2.52Unit price /Select Option1-1/4" Push Plugs Urethane Cast - Secure Duct Sealing Solutions
From $1.73Unit price /Select Option1" Push Plugs Urethane Cast - Secure Duct Sealing Solutions
From $1.56Unit price /Select Option1-1/2" Push Plugs Urethane Cast - Secure Duct Sealing Solutions
From $1.96Unit price /Select Option2 1/2" Push Plugs Urethane Cast - Secure Duct Sealing Solutions
$3.19Unit price /Select Option2" W/.250" Push Plugs Urethane Cast - Secure Duct Sealing Solutions
From $2.35Unit price /Select Option3" Push Plugs Urethane Cast - Secure Duct Sealing Solutions
$4.23Unit price /Select Option3/4" Push Plugs Urethane Cast - Secure Duct Sealing Solutions
From $1.40Unit price /Select Option4" Push Plugs Urethane Cast - Secure Duct Sealing Solutions
$5.29Unit price /Select OptionQuick Seal Terminals Fast & Reliable Double ELoc Sealing Solutions
From $10.15Unit price /Select OptionQuick Seal Terminals Fast & Reliable ETCO E-Loc Sealing Solutions
From $7.67Unit price /Select OptionFiber Optic Innerduct Plug | JackMoon Simplex Plug | Case of 20 | (1″–2″)
From $17.50Unit price /Select OptionFiberglass Thermoplastic Plug Fittings (ID)
$2,004.26Unit price /Select OptionFiberglass Thermoplastic Plugs for Conduit
From $1.68Unit price /Select OptionFiberglass Thermoplastic Plug (XW) - Press-Fit Conduit Plug
$2,004.26Unit price /Select OptionStainless Steel Counter-Sunk Hex Plugs | Type 316 | Polished Brite Finish | NPT Thread | UL Listed
$2,004.26Unit price /Select OptionNon-Metallic Eye Nut Plug | Polyurethane Seal-Off | Water & Airtight to 20 PSI | 2-1/2″ - 6″ Sizes
From $18.75Unit price /Select Option
Frequently Asked Questions
What are conduit plugs and duct plugs used for?
What are conduit plugs and duct plugs used for?
Conduit plugs and duct plugs are used to seal the ends of conduits and ducts during or after installation. They prevent moisture, debris, and pests from entering underground utility systems, maintaining system reliability.
Why are conduit plugs important in utility installations?
Why are conduit plugs important in utility installations?
Conduit plugs protect cables and pipes from contamination, corrosion, and water intrusion in underground environments. They also preserve conduit integrity, ensuring long-term performance and safety compliance.
What materials are conduit plugs made from?
What materials are conduit plugs made from?
Our conduit plugs are manufactured from durable rubber, thermoplastic, or high-density polyethylene materials. These materials offer flexibility, corrosion resistance, and secure sealing even under harsh field conditions.
Are your conduit plugs compatible with different conduit materials?
Are your conduit plugs compatible with different conduit materials?
Yes, our plugs are compatible with PVC, HDPE, steel, and fiberglass conduits. Each plug fits snugly to maintain a watertight seal regardless of material type or application.
Do your conduit plugs meet industry performance and safety standards?
Do your conduit plugs meet industry performance and safety standards?
Yes, our conduit plugs comply with ASTM and NEMA standards for sealing, pressure resistance, and durability. These certifications ensure safe, reliable performance in professional utility installations.
Can conduit plugs be reused after removal?
Can conduit plugs be reused after removal?
Some conduit plugs are reusable depending on design and material composition. Reusable plugs maintain integrity after inspection, cleaning, and proper reinstallation in subsequent projects.
Are your duct plugs designed for pressurized and non-pressurized systems?
Are your duct plugs designed for pressurized and non-pressurized systems?
Yes, we offer duct plugs suitable for both pressurized and non-pressurized conduit systems. They maintain secure sealing even under varying air or fluid pressures.
How do conduit plugs help maintain system integrity?
How do conduit plugs help maintain system integrity?
Conduit plugs prevent moisture, gas, and debris infiltration that could cause corrosion or performance loss. They ensure conduits remain sealed, dry, and structurally sound throughout their service life.
Are conduit plugs available in multiple sizes and configurations?
Are conduit plugs available in multiple sizes and configurations?
Yes, we carry conduit plugs in various diameters, styles, and compression options. Each model is designed to match specific conduit types and field requirements.
How can I request pricing or product information for conduit plugs?
How can I request pricing or product information for conduit plugs?
You can contact our sales department directly or submit a “Request a Quote” form through our website. Our specialists will provide product specifications, pricing details, and availability based on your project needs.