Below is a START-TO-FINISH COMPLETE PLUMBING MATERIALS CHECKLIST for Residential & Commercial Buildings.
It follows the actual site workflow, useful for site engineers, plumbers, contractors, stores, and training.
COMPLETE PLUMBING MATERIALS CHECKLIST (Residential & Commercial – Start to Finish) :::-----
🔹 STAGE 1: PLANNING & PREPARATION ::----
Documents & Setup :-
☐ Plumbing layout drawings
☐ Water supply & drainage drawings
☐ Fixture schedule
☐ BOQ & material approval
☐ Local plumbing code reference
🔹 STAGE 2: UNDERGROUND & EXTERNAL PLUMBING (Before foundation / flooring) ::----
Water Supply (External) :-
☐ HDPE / GI / PVC underground pipes
☐ Pipe fittings (elbow, tee, coupling)
☐ Ball valves / sluice valves
☐ Non-return valve (NRV)
☐ Water meter
☐ Pipe sleeves
☐ Sand bedding material
Drainage & Sewer :-
☐ UPVC / SWR pipes
☐ Long radius bends
☐ Inspection chambers
☐ Manhole covers
☐ Rubber rings / solvent cement
☐ Vent cowl
🔹 STAGE 3: ROUGH-IN / CONCEALED PLUMBING (Inside walls & slabs) ::----
Water Supply (Internal) :-
☐ CPVC / PPR / GI pipes
☐ Pipe fittings (elbows, tees, reducers)
☐ Concealed stop valves
☐ Angle valves
☐ Pipe clamps & saddles
☐ Insulation sleeves (hot water)
Sanitary / Waste Lines :-
☐ SWR pipes
☐ Floor traps
☐ Nahani traps
☐ P-trap / S-trap
☐ Vent pipes & fittings
☐ Pipe supports
🔹 STAGE 4: OVERHEAD & STORAGE SYSTEMS ::----
Water Storage :-
☐ Overhead water tank
☐ Underground sump
☐ Inlet, outlet & overflow fittings
☐ Float valve
☐ Tank cleaning cover
Pumping System :-
☐ Water pump (domestic / booster)
☐ Pressure tank (commercial)
☐ Foot valve
☐ Flexible connectors
☐ Pump control panel
🔹 STAGE 5: HOT WATER SYSTEM ::----
Residential :-
☐ Geyser / water heater
☐ Safety valve
☐ Hot water CPVC pipes
☐ Insulation pipe cover
Commercial :-
☐ Central hot water system
☐ Solar water heater
☐ Circulation pump
☐ Temperature control valves
🔹 STAGE 6: FIXTURE & FITTINGS INSTALLATION (After tiling & finishing) ::----
Bathroom Fixtures :-
☐ Water closet (WC)
☐ Wash basin
☐ Urinal (commercial)
☐ Flush tank / flush valve
☐ Health faucet
☐ Shower set
☐ Taps & mixers
☐ Bottle trap
Kitchen & Utility :-
☐ Kitchen sink
☐ Sink mixer / tap
☐ Washing machine inlet & outlet
☐ Grease trap (commercial)
🔹 STAGE 7: RAINWATER & EXTERNAL DRAINAGE ::----
☐ Rainwater down-take pipes
☐ Rainwater shoe
☐ Rainwater harvesting filter
☐ Recharge pit materials
☐ Storm water drain pipes
🔹 STAGE 8: FIRE FIGHTING PLUMBING (Mainly Commercial) ::----
☐ Fire water storage tank
☐ GI / MS fire pipes
☐ Hydrant valves
☐ Sprinkler heads
☐ Fire hose reels
☐ Fire pumps
☐ NRV & butterfly valves
🔹 STAGE 9: GAS PLUMBING (If Applicable) ::-----
☐ GI / copper gas pipes
☐ Gas valves
☐ Regulators
☐ Flexible gas hose
☐ Pipe clamps
☐ Leak detection solution
🔹 STAGE 10: TESTING & COMMISSIONING ::----
Testing Materials :-
☐ Pressure testing pump
☐ Pressure gauge
☐ End caps & plugs
☐ Water testing hoses
Checks :-
☐ Water pressure test
☐ Leakage test
☐ Drainage flow test
☐ Ventilation check
🔹 STAGE 11: FINISHING & IDENTIFICATION ::----
☐ Pipe identification labels
☐ Valve tags
☐ Access panels
☐ Sealants & silicone
☐ Touch-up materials
🔹 STAGE 12: HANDOVER & MAINTENANCE ::----
Documents :-
☐ As-built plumbing drawings
☐ Test & commissioning reports
☐ Warranty cards
☐ Operation & maintenance manual
Spares :-
☐ Extra valves
☐ Trap covers
☐ Spare fittings
☐ Fixture spare parts
🔹 RESIDENTIAL vs COMMERCIAL (SUMMARY) ::---
Commercial -
Item - Pipe Size Residential - Small Commercial - Large
Item - Pressure Residential - Low–Medium Commercial - High
Item - Fixtures Residential - Limited Commercial - High quantity
Item - Fire Plumbing Residential - Optional Commercial - Mandatory
Item - Pumping Residential - Simple Commercial - Booster systems.
🔧 PLUMBING SITE GOLDEN RULES :::---
1. Test before concealment
2. Maintain proper slope
3. Venting is mandatory
4. Use approved materials only.
