bourdon, chanter, drone, drone pipe, melody pipe

pipework, waterlines, flue pipe, polybutylene, mains, downspouts, sump pump, ducts, transformers, hydrants, hose, pipelines, stopcock, manhole cover, radiators, plumbing, gutters, ductwork, valves, downpipe, manhole, tubes, spiles, cables, flues, boilers, sewers, drainpipes, furnace, cisterns, drains, chimneys, fittings, sewage, skirling, backflow, soakaway, water heater, sumps, coils, soffits, casings, downspout, wiring, vents, faucets, gaskets, clarifiers, moulins, immersion heater, drip pan, reticulation, flagstones, sewerage, condensers, ballcock, basements, oxyacetylene, transite, joists, culvert, jetter, penstock, insulators, capillary tubing, subfloor, tunnels, upflow, grates, septic tank, shafts, floorboards, gunite, nozzles, underdrain, jugs, icehouses, exhaust pipe, water softener, heat exchanger, standpipe, heaters, understructure, manway, firebrick, floor joist, pails, blowers, pots, garden hose, macerator, girders, sprinkler system, bilge pump, outfall, pylons, stalactites, conduits, sleeving, flashings, pumps, hosepipes, pipe, cylinders, piping, hoops, spools, bars, buckets, ropes, wires, moulds, shields, chutes, drums, spouts, handles

musette, shepherd's pipe

., auger, bagpipe, breather, briar, briarwood, brier, brier-wood, brierwood, buildup, central heating, chain tongs, chain wrench, circulation, clogged, die, dreissena polymorpha, erica arborea, evict, gas fitting, head shop, lag, lagging, manifold, mixing faucet, organ, organ stop, pandean pipe, panel heating, panpipe, pipage, pipeclay, pipefitting, pipe fitter, pipe fitting, pipe in, pipe organ, pipe rack, plumber, plumber's snake, plumbery, plumbing, plumbing system, radiator, reducer, rust, schnorchel, schnorkel, siamese, smoke, snorkel, snorkel breather, solder, spotweld, sprinkler system, stop, syrinx, t-junction, tee, terra alba, tobacconist, tobacconist shop, tobacco shop, tree heath, voicer, water back, water hammer, zebra mussel

wind, wind instrument