PVC Couplings & Fittings
Galloway stocks a full range of PVC conduit fittings to complete any Schedule 40, Schedule 80, or telephone duct installation. From standard couplings and elbows to specialty adapters and expansion joints, every fitting is designed for solvent-weld assembly with rigid PVC conduit. Galloway carries PVC fittings from manufacturers like Prime Conduit and Atkore (Heritage Plastics).
Features
The specifications below reflect a duct built for long, stacked underground runs — rated to the telecom duct standards utilities call out by name, joined by factory bell ends for fewer connections over distance, and spacer-compatible for multi-duct bank configurations.
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Designed specifically for telecommunications infrastructure
Meets Bellcore/Telcordia CAO8546 and NEMA TC-10 standards for utility duct
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Factory-installed bell end on each 20’
Provides secure, efficient joint assembly without separate couplings or cement
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Heavy-wall construction
Provides excellent crush resistance for underground duct bank installations
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Flexibility
Suitable for both direct burial and concrete-encased applications
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Lightweight PVC construction
Easier to handle than metal alternatives while providing long-term corrosion resistance
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Full range of pre-formed bends available
90°, 45°, 22.5°, and 11.25° sweeps for routing flexibility
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Compatible with standard PVC fittings
And spacer systems for multi-duct bank configurations
Loose Tube - OSP Backbone, Feeder & Distribution
Color-coded loose buffer tubes
Protect individual fibers from mechanical and environmental stress; stranded designs carry 6 to 24 tubes, central-tube designs a single tube
Single-mode OS2 (G.652.D) standard, G.657.A1 for tighter bend routing;
OFS AllWave ZWP fiber gives zero water peak across the full wavelength spectrum
Gel-free DryBlock construction (OFS)
Reduces splice prep time by up to 80% vs. gel-filled designs
Jacket and construction options span single jacket (SJ) through double-armored (DA)
Corrugated steel tape armor for direct-burial without conduit or in rodent-prone areas; OFS Fortex DT Light Armor is gel-free and mass-fusion-ready
All-dielectric ADSS variant for aerial self-support
No messenger wire, no grounding on energized power lines; aramid strength members support spans to ~1,500 m depending on loading; OFS PowerGuide DT double-jacket eliminates all gels
Fiber counts from 12 to 864
Standard reel lengths 1 km and 2 km; multimode OM3/OM4 available for campus and data center interconnect
Loose Tube - OSP Backbone, Feeder & Distribution
Color-coded loose buffer tubes
Color-coded loose buffer tubes protect individual fibers from mechanical and environmental stress; stranded designs carry 6 to 24 tubes, central-tube designs a single tube
Single-mode OS2 (G.652.D)
Single-mode OS2 (G.652.D) standard, G.657.A1 for tighter bend routing; OFS AllWave ZWP fiber gives zero water peak across the full wavelength spectrum
Gel-free DryBlock construction (OFS)
Gel-free DryBlock construction (OFS) reduces splice prep time by up to 80% vs. gel-filled designs
Jacket and construction options span single jacket (SJ)
Jacket and construction options span single jacket (SJ) through double-armored (DA): corrugated steel tape armor for direct-burial without conduit or in rodent-prone areas; OFS Fortex DT Light Armor is gel-free and mass-fusion-ready
All-dielectric ADSS
All-dielectric ADSS variant for aerial self-support---no messenger wire, no grounding on energized power lines; aramid strength members support spans to ~1,500 m depending on loading; OFS PowerGuide DT double-jacket eliminates all gels
Fiber counts from 12 to 864
Fiber counts from 12 to 864; standard reel lengths 1 km and 2 km; multimode OM3/OM4 available for campus and data center interconnect
Ribbon - High Fiber Count Backbone & Trunk

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For high-density backbone and trunk, hyperscale data center interconnect, and central office / carrier-hotel cabling
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Fiber counts from 144 to 6,912+; outside diameter is critical for duct-fill calculations
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Standard matrix, rollable, and intermittently bonded ribbon (IBR) constructions; rollable / IBR allows higher packing density in a smaller diameter
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12-fiber mass-fusion splicing dramatically reduces splice time vs. single-fiber splicing
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Single jacket, double jacket, armored, or all-dielectric construction
Flat Drop - Last-Mile FTTH
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Flat self-supporting design for last-mile drops to home or business---aerial self-support or direct-buried final span
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1, 2, 4, 6, and 12-fiber counts; G.657.A2 bend-tolerant fiber typical; compatible with standard wedge clamps and closure strain reliefs
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Toneable (copper toner) variant locates buried drops after install without digging; all-dielectric version also available
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MDPE outdoor jacket with flame-retardant option for indoor transition; pre-connectorized (OptiTap / hardened) or bulk reel; RUS (RDUS)-listed options available
Technical Specifications
| Specification | Standard Stocked Range | Standard Stocked Range |
Standard Stocked Range | Standard Stocked Range |
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Material |
High-Density Polyethylene (HDPE) |
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Available Sizes |
3/4” through 6” diameter |
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SDR Options |
SDR 7, 9, 11, 13.5, 15.5 (controlled by outside diameter and minimum wall thickness) |
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SIDR Options |
SIDR 9, 11.5 (controlled by inside diameter and minimum wall thickness) |
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Schedule Options |
Schedule 40 and Schedule 80 |
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Standards Compliance |
ASTM D3035, ASTM D2239, ASTM F2160 |
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Listings |
RUS Listed for telecommunications applications |
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Pull Tape |
Available empty or with factory pre-installed pull tape (1,250 lb typical tensile strength) |
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Standard Colors |
Orange, blue, green, black, white, red, brown, gray, terra cotta, yellow. Custom colors and stripe combinations available. |
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Reel Sizes |
66”, 84”, 96”, 102”, 114” diameter steel reels |
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Conduit Markings |
Permanent marking includes material type, applicable standards, production information, and sequential foot/meter markings. Custom marking available. |
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Coupling types
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bookmark_checkSleeve CouplingStandard solvent-weld coupling for joining two conduit sections end-to-end—the most commonly used fitting
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bookmark_checkMolded CouplingFactory-molded for consistent dimensions and reliable solvent-weld joints
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bookmark_checkExpansion Joint Type DAllows conduit to expand and contract with temperature changes per NEC 352.44—required when temperature-induced length change exceeds 1/4”
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bookmark_check5° Angle CouplingAllows minor directional adjustments between conduit sections without a full sweep or elbow
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bookmark_checkLong Line CouplingExtended coupling for field repairs and transitions where standard coupling length is insufficient
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bookmark_checkRepair couplingDesigned for repairing damaged conduit runs without removing surrounding sections
Elbows & sweeps
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bookmark_checkStandard Radius Elbows90°, 45°, 22.5°, and 11.25° angles available in sizes 1/2”–6” for Schedule 40 and Schedule 80 conduit
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bookmark_checkSpecial Radius ElbowsExtended radius sweeps for larger cable bundles or lower-friction cable pulls—available on request
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bookmark_checkTelephone Duct SweepsPre-formed bends specifically designed for 4” Type C telephone duct with bell-end compatibility
Adapters & Transitions
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bookmark_checkFemale AdapterTransitions from PVC conduit to female-threaded connections for junction boxes and enclosures
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bookmark_checkInternal AdapterInserts inside conduit to create a connection point or transition
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bookmark_checkCast Iron AdapterTransitions from PVC conduit to existing cast iron duct systems
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bookmark_checkRound Clay Tile AdapterConnects PVC conduit to legacy round clay tile duct—common in older underground utility systems
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bookmark_checkSquare Clay Tile AdapterConnects PVC conduit to legacy square clay tile duct
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bookmark_checkSquare to RoundTransitions between square and round duct configurations
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bookmark_checkP&C Duct AdapterConnects Schedule 40 conduit to P&C (Power & Communications) duct systems
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bookmark_checkP&C Duct ReducerReduces P&C duct diameter for transition to smaller conduit sizes
End treatments & Accessories
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bookmark_checkMolded End BellFactory-formed bell end for field attachment to plain-end conduit sections
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bookmark_checkStraight End BellCreates a straight bell-end transition on conduit for coupling connections
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bookmark_checkSplit End BellTwo-piece end bell that can be installed over existing conduit without disconnecting the run
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bookmark_checkPlug with Pull TabSeals open conduit ends to prevent debris, water, and pest entry during and after construction
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bookmark_checkY-BranchCreates a Y-junction to split a conduit run into two pathways
You may also need
Fiber Optic Cable
Loose tube OSP backbone, ribbon, and drop cable — single-mode and multimode from OFS, Prysmian, and AFL.
Enclosures & Underground
Composite and polymer-concrete handholes and vaults — where duct-bank runs terminate and transition between segments.
PVC Couplings & Fittings
Sweeps, elbows, and adapters for Schedule 40 and 80 — for the standard-conduit side where a split-duct repair ties back in.
Brands we carry
Need PVC Fittings for Your Next Build?
We stock the full range of PVC conduit fittings at every Galloway location. Tell us your conduit size and what you’re connecting to—and if you’re transitioning from an older duct system and aren’t sure which adapter fits, we’ll help you figure it out.
When you work with Galloway, you get a team that understands your business and answers your call. We have your back.