PVC Rigid Conduit - Heritage Plastics | PVC Conduit

Heritage Plastics offers a complete line of rigid PVC conduit and fittings and PVC utility duct. For commercial, industrial and utility usage, Heritage PVC conduit and duct is proven durable and effective for years of maintenance-free performance in underground, encased and exposed applications in accordance with the National Electrical Code.

Commercial, Industrial and Utility Usage
Corrosion Resistant
Non-Magnetic and Non-galvanic
Self Extinguishing
Impact Resistant

Corrosion Resistant
Resistant to most chemicals, PVC is typically not affected by corrosive soils or salts.

Non-Magnetic and Non-Galvanic
Properties of Heritage PVC Conduit provide good insulation and no power loss or conductor heating.

Self-Extinguishing
Properties make PVC fire resistant.

Impact Resistant
Tough, durable, with high tensile strength, yet easy to handle and install right on the jobsite.

Product Types

Schedule 40 & 80 rigid PVC conduit systems are sunlight resistant and are used exposed, encased in concrete, concealed in walls and in direct burial applications including systems for:

Utilities
Cable, data and communication lines
Institutional, commercial, industrial buildings
Residential applications, & service entrances
Street and highway underground feeds
Transportation systems – subways, bridges, tunnels, airports
Water and wastewater treatment plants
Marinas
Mines and mills

Type DB-60 and DB-120 utility duct are designed for direct burial applications. Type EB-20 and EB-35 are designed for burial encased in concrete.

Codes and Standards Compliance

Heritage Plastics Schedule 40 and Schedule 80 rigid conduits are third-party certified to UL 651 and are allowed for use with 90º C conductors, in accordance with the National Electrical Code. They are manufactured in accordance with NEMA TC2.

Heritage Plastics Type DB and EB ducts are manufactured in accordance with NEMA TC 6&8 and are allowed for use with 90º C conductors.

Heritage Plastics PVC fittings are manufactured in accordance with NEMA TC3. The UL standard for PVC fittings is UL 651; for boxes UL 514C, for cover plates UL 514D and for enclosures UL 50.

See product pages for UL listing information.

Specification

All wiring shall be installed in Heritage Plastics rigid PVC conduit and secured by means of proper fittings. All fittings shall be offered by Heritage Plastics. All outlets, pull boxes and junction points shall be fitted with Heritage Plastics outlet boxes, fittings and junction boxes.

Exposed conduit shall be securely attached and supported by means of pipe straps. The pipe straps shall be installed at the recommended spacing as specified in the National Electrical Code (NEC). The pipe straps must allow for linear expansion and contraction of the conduit due to temperature change. If the variance in temperature exceeds 25°F, expansion joints shall be installed according to the manufacturer’s recommendations.

If rigid PVC conduit is embedded in concrete or direct buried, support straps are not required.

Schedule-40 PVC Rigid Conduit Rated for 90° C Wiring

Heritage Plastics Schedule-40 is sunlight resistant. Meets or exceeds the requirements of NEMA TC-2 and UL-651 for Schedule 40 Conduit*.

Schedule 40 (10 ft Crate Quantities)

Trade Size	Part No.	Avg OD (in)	Minimum Avg ID (in)	Min Wall (in)	Weight/Ft (lbs)	10 ft Crate Quantity (ft)
1/2	8102	0.84	0.578	0.109	0.165	6000
3/4	8103	1.05	0.78	0.113	0.22	4400
1	8104	1.315	1.004	0.133	0.326	3600
1-1/4	8105	1.66	1.335	0.14	0.441	3300
1-1/2	8106	1.9	1.564	0.145	0.528	2250
2	8108	2.375	2.021	0.154	0.73	1400
2-1/2	8110	2.875	2.414	0.203	1.158	930
3	8112	3.5	3.008	0.216	1.609	880
3-1/2	8114	4	3.486	0.226	1.935	630
4	8116	4.5	3.961	0.237	2.292	570
5	8120	5.563	4.975	0.258	3.105	380
6	8124	6.625	5.986	0.28	4.03	260
8*	880747	8.625	7.853	0.322	6.065	140

Schedule 40 (20 ft Crate Quantities)

Trade Size	Part No.	Avg OD (in)	Minimum Avg ID (in)	Min Wall (in)	Weight/Ft (lbs)	20 ft Crate Quantity (ft)
1/2	8502	0.84	0.578	0.109	0.165	12000
3/4	8503	1.05	0.78	0.113	0.22	8800
1	8504	1.315	1.004	0.133	0.326	7200
1-1/4	8505	1.66	1.335	0.14	0.441	6600
1-1/2	8506	1.9	1.564	0.145	0.528	4500
2	8508	2.375	2.021	0.154	0.73	2800
2-1/2	8510	2.875	2.414	0.203	1.158	1860
3	8512	3.5	3.008	0.216	1.609	1760
3-1/2	8514	4	3.486	0.226	1.935	1260
4	8516	4.5	3.961	0.237	2.292	1140
5	8520	5.563	4.975	0.258	3.105	760
6	8524	6.625	5.986	0.28	4.03	520
8*	924297	8.625	7.853	0.322	6.065	280

*UL 651 does not include 8″

Extra Heavy Wall Schedule-80 PVC Rigid Conduit Rated for 90° C Wiring

Heritage Plastics Schedule-80 is sunlight resistant. Meets or exceeds the requirements of NEMA TC-2 and UL-651 for Schedule 80 Conduit.

Schedule 80 (10 ft Crate Quantities)

Trade Size	Part No.	Avg OD (in)	Minimum Avg ID (in)	Min Wall (in)	Weight/Ft (lbs)	10 ft Crate Quantity (ft)
1/2	9302	0.84	0.502	0.147	0.205	6000
3/4	9303	1.05	0.698	0.154	0.278	4400
1	9304	1.315	0.91	0.179	0.41	3600
1-1/4	9305	1.66	1.227	0.191	0.565	3300
1-1/2	9306	1.9	1.446	0.2	0.726	2250
2	9308	2.375	1.881	0.218	1.004	1400
2-1/2	9310	2.875	2.25	0.276	1.531	930
3	9312	3.5	2.82	0.3	2.049	880
3-1/2	924024	4	3.28	0.318	2.499	630
4	9316	4.5	3.737	0.377	3.122	570
5	9320	5.563	4.713	0.375	4.33	380
6	9324	6.625	5.646	0.432	5.954	260

Schedule 80 (20 ft Crate Quantities)

Trade Size	Part No.	Avg OD (in)	Minimum Avg ID (in)	Min Wall (in)	Weight/Ft (lbs)	20 ft Crate Quantity (ft)
1/2	925785	0.84	0.502	0.147	0.205	12000
3/4	9503	1.05	0.698	0.154	0.278	8800
1	9504	1.315	0.91	0.179	0.41	7200
1-1/4	924298	1.66	1.227	0.191	0.565	6600
1-1/2	9506	1.9	1.446	0.2	0.726	4500
2	9508	2.375	1.881	0.218	1.004	2800
2-1/2	924299	2.875	2.25	0.276	1.531	1860
3	9512	3.5	2.82	0.3	2.049	1760
3-1/2	-	4	3.28	0.318	2.499	1260
4	9516	4.5	3.737	0.377	3.122	1140
5	9520	5.563	4.713	0.375	4.33	760
6	9524	6.625	5.646	0.432	5.954	520