Bottom Plugs
Overview
PVC Bottom Plugs (also known as pipe end caps or bottom caps) are specialized fittings designed to seal the lower end of a PVC pipe or well casing. Made from durable, non-corrosive PVC, these plugs offer a reliable solution for capping off open pipe ends in plumbing, irrigation, or well installation projects. Their robust construction ensures long-term performance, even under challenging conditions such as underground or submersible applications.
Key Uses & Applications
Well Casing & Screening
Seals the bottom of well casings to prevent sediment ingress. Used in groundwater wells, monitoring wells, and environmental sampling points.
Irrigation & Agriculture
Caps the end of irrigation lines or lateral runs. Prevents debris, soil, or animal entry, maintaining clean water lines.
Residential & Commercial Plumbing
Terminates open-ended PVC piping in drainage, venting, or wastewater systems. Provides a watertight seal for underground or overhead piping that needs a closed end.
Construction & Drainage
Useful in temporary or permanent drainage solutions where the pipe end must be blocked. Prevents backflow or infiltration from soil and debris.
DIY & Home Improvement
Ideal for capping unused or future expansion points in household piping projects. Allows quick sealing of pipe ends if modifications are needed at a later time.
Product Highlights
Durable PVC Construction
Resists rust, corrosion, and scaling. Provides a watertight, long-lasting seal in wet or underground conditions.
Simple Installation
Commonly available in socket (solvent weld) or threaded configurations. Easy to attach using PVC cement or by threading on matching pipe ends.
Pressure & Temperature Resistance
Suitable for moderate-pressure systems (consult manufacturer ratings). Operates effectively within standard PVC temperature ranges (~0°C to +60°C).
Variety of Sizes
Often available from 1/2" up to 12" (or larger) to fit different pipe diameters. Convenient selection covers a wide range of plumbing and well-casing applications.
Smooth & Flat Bottom
Ensures stable placement within a borehole or trench. Minimizes accumulation of debris at the pipe's interior end.
Technical Specifications
| Material | PVC (Polyvinyl Chloride), often SCH 40 or SCH 80 |
| Connection Types | Socket (Solvent Weld), Threaded (NPT/BSPT) |
| Size Range | 1/2" – 12" (larger sizes may be available on request) |
| Working Pressure | Typically ~150–200 PSI (SCH 40 at 73°F / 23°C); can vary |
| Temperature Range | ~0°C to +60°C (32°F to 140°F), PVC softens above ~60°C |
| Certifications | May include NSF/ANSI for potable water, ASTM, or local standards |
| Color | Generally white or gray PVC |
Benefits & Advantages
Corrosion-Resistant Seal
PVC material ensures longevity, even in corrosive soils or mildly acidic/alkaline waters
Prevent Contamination & Debris
A reliable cap prevents unwanted materials from entering the pipe or well, maintaining clean system conditions
Maintains System Integrity
Reduces risk of pipe damage, water seepage, or infiltration by vermin or insects
Cost-Effective Solution
Generally more affordable than metal plugs, with easier handling and simpler installation
Easy to Modify or Remove
If future expansions or pipe extensions are needed, the PVC bottom plug can be cut or unscrewed as required