| D | Valves, cast iron |
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| D | Valves, cast iron alloy |
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| D | Valves, cast steel and cast steel alloy |
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| D | Valves, stainless steel |
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| D | Valves, forged steel |
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| D | Valves, aluminium |
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| D | Valves, bronze |
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| D | Valves, brass |
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| D | Valves, copper alloy |
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| D | Valves, non-ferrous nickel alloys |
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| D | Valves, metal, plastic lined |
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| D | Valves, lead and lead lined |
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| D | Valves, metal, rubber lined |
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| D | Valves, metal, glass lined |
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| D | Valves, metal, ball |
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| D | Valves, metal, plug |
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| D | Valves, metal, butterfly |
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| D | Valves, metal, stop |
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| D | Valves, metal, pressure reducing |
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| D | Valves, metal, pressure regulating |
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| D | Valves, metal, check/non-return |
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| D | Valves, metal, mixing |
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| D | Valves, metal, diaphragm |
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| D | Valves, metal, gate |
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| D | Valves, metal, penstock |
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| D | Valves, metal, slide |
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| D | Valves, metal, thermostatic |
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| D | Valves, metal, float |
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| D | Valves, metal, needle |
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| D | Valves, metal, bolt-on bonnet |
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| D | Valves, metal, screw-in bonnet |
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| D | Valves, metal, non-rising spindle |
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| D | Valves, metal, rising spindle |
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| D | Valves, metal, piston |
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| D | Valves, metal, jacketed |
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| D | Valves, metal, double seat |
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| D | Valves, bar stock |
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| D | Valves, metal, with non-metallic seats and linings |
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| D | Valves, metal, drain |
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| D | Valves, metal, quick acting |
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| D | Valves, metal, three or four-way |
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| D | Valves, metal, pressure and vacuum relief (breather valves) |
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| D | Valves, metal, check/non-return, swing or tilting disc |
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| D | Valves, metal, safety, spring-loaded |
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| D | Valves, metal, safety, weight-loaded and dead-weight |
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| D | Valves, metal, gate, parallel slide |
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| D | Valves, metal, gate, wedge |
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| D | Control valves, metal, for air |
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| D | Plug valves, metal, lubricated |
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| D | Valves, metal, sluice |
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| D | Valves, metal, throttle |
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| D | Valves, metal, check/non-return, for gas |
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| D | Valves, metal, changeover, for gas |
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| D | Valves, metal, gas pressure reducing |
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| D | Valves, metal, gas pressure regulating |
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| D | Valves, metal, for low pressure gases |
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| D | Valves, metal, for high pressure gases |
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| D | Valves, metal, for gas mains |
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| D | Valves, metal, for gas bottles |
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| D | Valves, metal, safety, for gas |
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| D | Valves and fittings, metal, for gas appliances |
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| D | Valves, metal, for gas meters |
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| D | Valves, metal, for water mains |
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| D | Valves, metal, water pressure reducing |
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| D | Valves, metal, for steam |
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| D | Valves, metal, steam pressure reducing |
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| D | Valves, metal, for boilers |
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| D | Valves, metal, air pressure reducing |
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| D | Valves, metal, sewage handling |
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| D | Valves, metal, solenoid operated |
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| D | Valves, metal, gear operated |
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| D | Valves, metal, for pumps |
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| D | Valves, metal, drinking fountain |
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| D | Valves, metal, domestic radiator |
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| D | Valves, metal, for central heating systems |
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| D | Valves, metal, for fire hydrants and standpipes |
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| D | Valves, metal, for petroleum pipelines |
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| D | Valves, metal, for the food and beverage industry |
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| D | Valves, metal, for breweries |
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| D | Valves, metal, for the dairy industry |
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| D | Valves, metal, for the chemical industry |
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| D | Taps and cocks, cast iron |
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| D | Taps and cocks, stainless steel |
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| D | Taps and cocks, hard lead |
|---|
| D | Taps and cocks, cast titanium |
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| D | Taps and cocks, light alloys |
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| D | Taps and cocks, metal, lined |
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| D | Taps and cocks, metal, high temperature |
|---|
| D | Taps and cocks, metal, ball |
|---|
| D | Cocks, metal, draw-off |
|---|
| D | Stopcocks, metal |
|---|
| D | Taps and cocks, metal, drain |
|---|
| D | Taps and cocks, metal, sanitary |
|---|
| D | Taps, metal, washing machine hose union |
|---|
| D | Cocks, metal, for compressed gas piping |
|---|
| D | Cocks, metal, for gas bottles |
|---|
| D | Taps and cocks, metal, for the food and beverage industry |
|---|
| D | Cocks, metal, for pumps |
|---|
| D | Surge suppression equipment, metal, for water mains |
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