Central Vacuum Pipe & Fittings

Everything you need to install or repair a central vacuum tubing network is here. Twin City Vacuum carries universal central vacuum PVC pipe and fittings — 90° and 45° elbows, sweeps, tees, wyes, spigots, couplings, pipe straps, and caps — plus inlet valves, super valves, and exhaust vents that fit most central vacuum brands including Beam, Riccar, NuTone, and Electrolux.
Central vacuum fittings use a slip-fit low-voltage design that’s easy to assemble with PVC cement — no threading required. If you’re planning a new install or extending an existing system and aren’t sure which fittings you need, call 763-535-0770. Our staff at 5415 West Broadway, Crystal, MN 55428 has helped Twin Cities homeowners install central vacuums since 1956.

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Choosing Central Vacuum Pipe & Fittings

Central vacuum pipe and fittings are the hidden network that carries dust and debris from every wall inlet back to your power unit. Getting the run right — the correct 2-inch low-voltage tubing and the right elbows, couplings, and wall inlets — is what keeps a central vacuum system quiet, powerful, and leak-free for decades.

This category covers the full range of central vacuum pipe and fittings for new installs and repairs: rigid 2-inch central vacuum pipe, 45- and 90-degree sweep elbows, couplings, wyes and tees for branching runs, wall inlet valves and mounting plates, low-voltage inlet adapters, and the mounting hardware that ties a system together. Because central vacuum tubing uses long-radius sweep fittings instead of the sharp elbows of plumbing PVC, airflow stays high and clogs stay rare.

Planning a run? Keep elbows to a minimum, use sweep (long-radius) fittings at every direction change, and place inlets so a 30- to 35-foot hose reaches every corner of the home. If you are installing or expanding a system, browse our central vacuum systems for the power unit and our central vacuum accessories for hoses, power heads, and tool kits. Twin City Vacuum has sold and serviced central vacuum equipment since 1956 and can spec every fitting for your layout — call 763-535-0770 or visit 5415 West Broadway, Crystal, MN 55428. For system-design references, see Beam central vacuum.

Frequently Asked Questions

What size pipe does a central vacuum use?

Residential central vacuum systems use 2-inch low-voltage central vacuum pipe, which is thinner-walled and a different standard than plumbing PVC. All of the pipe and fittings in this category are the correct 2-inch central-vac size.

Can I use regular PVC plumbing fittings for a central vacuum?

No. Central vacuum pipe and fittings use long-radius sweep elbows and low-voltage inlet fittings designed to keep airflow high and avoid clogs. Standard plumbing elbows are too sharp and choke suction, so always use central-vac-specific fittings.

How do I join central vacuum pipe and fittings?

Central vacuum pipe is solvent-welded (glued) into fittings with PVC cement, the same basic technique as plumbing PVC but with the thinner central-vac pipe and sweep fittings. Wall inlets mount to a plate and connect to low-voltage wiring that signals the power unit on and off.

How do I order central vacuum pipe and fittings or get help planning a run?

You can add any central vacuum pipe or fitting to your cart on this page, or call us at 763-535-0770. Our staff at 5415 West Broadway, Crystal, MN 55428 has installed and serviced central vacuum systems since 1956 and can help you lay out the run and pick every fitting.