Reliable Solutions. Exceptional Value. Effortless Experience.
IRHA Group delivers professional services and innovative products with quality, safety, and transparency. Perfect for small everyday tasks or large-scale projects, we make it simple for clients to select, pay, and get the work done efficiently.
PV Systems Consultation
Starter PV Systems Consultation Singapore
Fast solar feasibility & PV systems go/no-go check
Standard PV Systems Consultation Singapore
On-site solar PV advisory & feasibility assessment
Advanced PV Systems Consultation Singapore
Installation-ready solar PV system assessment
Enterprise PV Systems Consultation Singapore
Corporate multi-site solar PV strategy
PV Systems Consultation Singapore for Standard Terrace Houses
Full rooftop solar PV feasibility for terrace homes
PV Systems Consultation Singapore for Corner Terrace Houses
Enhanced rooftop solar PV assessment for corner terraces
PV Systems Consultation Singapore for Semi-Detached Houses
Executive rooftop solar PV advisory
PV Systems Consultation Singapore for Premium Detached / Villa Houses
Premium villa rooftop PV advisory
PV Systems Consultation Singapore for Bungalow Houses
Comprehensive rooftop PV feasibility for bungalows
PV Systems Consultation Singapore for Good Class Bungalows (GCB)
Luxury rooftop PV systems advisory
PV Systems Consultation Singapore for Strata Landed Houses
Rooftop solar PV feasibility for strata-titled homes
Office PV Systems Consultation Singapore
Full rooftop solar PV feasibility for office buildings
Retail PV Systems Consultation Singapore
Retail building rooftop solar advisory
Hotel PV Systems Consultation Singapore
Hospitality rooftop solar feasibility & advisory
Commercial Carpark PV Systems Consultation Singapore
Open & covered carpark solar PV strategy
Educational Institution PV Systems Consultation Singapore
School & campus rooftop solar advisory
Hospital PV Systems Consultation Singapore
Hospital rooftop PV feasibility & advisory
Mixed-Use Development PV Systems Consultation Singapore
Multi-building rooftop PV strategy
Light Industrial PV Systems Consultation Singapore
Industrial rooftop PV feasibility for small factories
Warehouse & Storage PV Systems Consultation Singapore
Medium to large industrial rooftop PV advisory
Logistics Facility PV Systems Consultation Singapore
Large industrial rooftop PV advisory
Manufacturing Plant PV Systems Consultation Singapore
Heavy industrial rooftop PV feasibility
Heavy Industrial PV Systems Consultation Singapore
Large-scale industrial rooftop advisory
Data Centre PV Systems Consultation Singapore
Mission-critical rooftop PV advisory
Mega Industrial Site PV Systems Strategy Singapore
Portfolio PV consultation for mega sites
Energy Usage & Bill Analysis Singapore
Solar system sizing & ROI advisory
Roof Suitability Review Singapore
PV installation readiness check
Sun & Shading Analysis Singapore
Maximise rooftop solar energy output
Incentive & ROI Advisory Singapore
Grants, incentives & payback analysis
Rapid Solar Feasibility Singapore
Fast-track PV decision support
Installer Advisory & Facilitation Singapore
Solar installer guidance & risk reduction
PV System Design Optimisation Singapore
Optimised rooftop solar system layout
PV Panel Cleaning & Preventive Maintenance Singapore
Maintain system efficiency & output
Regulatory / Permit Facilitation Singapore
Compliance advisory for PV installations
Smart Monitoring & Dashboard Setup Singapore
Real-time PV system monitoring
Solar System Check (Every 6 Months) Singapore
Preventive PV system performance check
Solar System Check (Every 4 Months) Singapore
Stability & efficiency PV maintenance
Solar System Check (Every 3 Months) Singapore
Premium PV performance care
Quarterly Energy Report Singapore
Clear PV performance reporting
Incentive & ROI Review Singapore
Periodic PV financial performance review
Aircon Services
Residential AC Professional Diagnostic Inspection
Comprehensive diagnostic check for residential AC units
Commercial AC Professional Inspection & Maintenance Report
Comprehensive diagnostic check for commercial AC units
Industrial AC Professional Full Inspection & Performance Report
Complete diagnostic check for industrial and large AC systems
AC-GEN-OT-RES-01 - General Services – One-Time (Residential)
Reliable aircon servicing Singapore for HDB, condo, landed units to improve cooling, hygiene, and efficiency.
AC-GEN-OT-COM-01 - General Services – One-Time (Commercial)
Professional commercial aircon servicing Singapore to maintain comfort, reliability, and efficiency.
AC-GEN-OT-IND-01 - General Services – One-Time (Industrial / Facilities)
Engineering-grade aircon servicing Singapore for industrial sites and large offices to maximise uptime and system reliability.
AC-JET-OT-COM-01 - Jet Wash Services – One-Time (Commercial)
Professional commercial aircon jet wash Singapore for offices, retail, F&B and MCST properties.
AC-JET-OT-IND-01 - Jet Wash Services – One-Time (Industrial / Facilities)
Industrial-grade aircon jet wash Singapore for large offices, warehouses, and facilities to improve performance and reliability.
AC-CHEM-RES-01 - Chemical Wash Services – OT / 12M (Residential)
Deep chemical cleaning aircon Singapore for HDB, condo, landed units to restore efficiency and hygiene.
AC-OVER-RES-01 - Chemical Overhaul Services – OT / 24M (Residential)
Full chemical overhaul aircon Singapore for HDB, condo, landed units to restore performance, hygiene, and efficiency.
AC-OVER-COM-01 - Chemical Overhaul Services – OT / 24M (Commercial)
Full chemical overhaul aircon Singapore for commercial units to restore peak performance and hygiene.
AC-MC-RES-GEN-6M - General Services – 6M
Semi-annual residential AC check & servicing Singapore
AC-MC-RES-GEN-4M - General Services – 4M
Quarterly residential AC check & servicing Singapore
AC-MC-RES-GEN-3M - General Services – 3M
Tri-monthly residential AC servicing Singapore
AC-MC-RES-JET-6M- Jet Wash Services – 6M
Semi-annual residential AC jet wash Singapore
AC-MC-RES-JET-4M- Jet Wash Services – 4M
Quarterly residential AC jet wash Singapore
AC-MC-RES-JET-3M- Jet Wash Services – 3M
Tri-monthly residential AC jet wash Singapore
AC-ADD-BLOWER- Blower Wheel Replacement / Repair
Professional AC blower wheel repair Singapore
AC-ADD-FAN - Fan Motor / Blade Replacement / Repair
AC fan motor and blade replacement Singapore
AC-ADD-COIL- Coil Replacement / Repair
Evaporator / Condenser coil replacement Singapore
AC-ADD-CABLE - AC Cable & Wiring Replacement
AC power and signal cable replacement Singapore
AC-ADD-THERMO - Thermostat / Sensor Replacement
AC thermostat and sensor replacement Singapore
AC-ADD-TRUNK - Trunking / Duct Repair & Replacement
AC ducting and trunking repair Singapore
AC-ADD-PIPING - Refrigerant / Drain Piping Repair
AC piping and insulation repair Singapore
AC-ADD-COMP - Compressor Replacement / Repair
AC compressor replacement / repair Singapore
Handyman Services
Condo Unit Interior Condition Inspection & Advisory Service
Interior inspection for condo units
HDB Unit Interior Condition Inspection & Advisory Service
Comprehensive interior inspection for HDB units
HDB Unit Exterior Condition Inspection & Advisory Service
HDB common external areas inspection
Condo Unit Exterior Condition Inspection & Advisory Service
Condo common external areas inspection
HDB Block Exterior Condition Inspection & Advisory Service
Exterior inspection for HDB facades & common areas
Condo Block Exterior Condition Inspection & Advisory Service
Exterior inspection for condo facades & common areas
Landed Home Interior Condition Inspection & Advisory Service
Interior inspection for landed homes
Landed Home Exterior Condition Inspection & Advisory Service
Exterior inspection for landed property
HDB Roof Condition Inspection & Advisory Service
HDB roof inspection
Condo Roof Condition Inspection & Advisory Service
Condo roof inspection
Landed Home Roof Condition Inspection & Advisory Service
Landed property roof inspection
HDB Ceiling Fan Condition Inspection & Advisory Service
Ceiling fan inspection for HDB units
Condo Ceiling Fan Condition Inspection & Advisory Service
Ceiling fan inspection for condo units
Landed Home Ceiling Fan Condition Inspection & Advisory Service
Ceiling fan inspection for landed homes
HDB Plumbing Condition Inspection & Advisory Service
Plumbing visual inspection for HDB units
Condo Plumbing Condition Inspection & Advisory Service
Plumbing visual inspection for condo units
Landed Home Plumbing Condition Inspection & Advisory Service
Plumbing visual inspection for landed homes
HDB Electrical Condition Inspection & Advisory Service
Electrical points visual check – HDB
Condo Electrical Condition Inspection & Advisory Service
Electrical points visual check – condo
Landed Home Electrical Condition Inspection & Advisory Service
Electrical points visual check – landed homes
HDB Aircon Condition Inspection & Advisory Service
Aircon unit visual inspection – HDB
Condo Aircon Condition Inspection & Advisory Service
Aircon unit visual inspection – condo
Landed Home Aircon Condition Inspection & Advisory Service
Aircon unit visual inspection – landed homes
HDB Light Fixtures Condition Inspection & Advisory Service
Light fixtures visual inspection – HDB
Condo Light Fixtures Condition Inspection & Advisory Service
Light fixtures visual inspection – condo
Landed Home Light Fixtures Condition Inspection & Advisory Service
Light fixtures visual inspection – landed
HDB Internal Door Condition Inspection & Advisory Service
Internal door visual inspection – HDB
Condo Internal Door Condition Inspection & Advisory Service
Internal door visual inspection – condo
Landed Home Internal Door Condition Inspection & Advisory Service
Internal door visual inspection – landed
HDB Window Condition Inspection & Advisory Service
Window visual inspection – HDB
Condo Window Condition Inspection & Advisory Service
Window visual inspection – condo
Landed Home Window Condition Inspection & Advisory Service
Window visual inspection – landed
HDB Carpet Condition Inspection & Advisory Service
Carpet / flooring visual inspection – HDB
Condo Carpet Condition Inspection & Advisory Service
Carpet / flooring visual inspection – Condo
Landed Home Carpet Condition Inspection & Advisory Service
Carpet / flooring visual inspection – Landed
HDB Balcony Condition Inspection & Advisory Service
Balcony visual inspection – HDB
Condo Balcony Condition Inspection & Advisory Service
Balcony visual inspection – Condo
Landed Home Balcony Condition Inspection & Advisory Service
Balcony visual inspection – Landed
HDB Waterproof Condition Inspection & Advisory Service
HDB waterproofing advisory inspection
Condo Waterproof Condition Inspection & Advisory Service
Condo waterproofing advisory inspection
Landed Home Waterproof Condition Inspection & Advisory Service
Landed waterproofing advisory inspection
REP-49-HDB-WALL-01 - HDB UNIT REPAIRING MINOR WALL CRACK
Minor wall crack repair – HDB
REP-50-CONDO-WALL-01 - CONDO UNIT REPAIRING MINOR WALL CRACK
Minor wall crack repair – Condo
REP-51-LANDED-WALL-01 - LANDED UNIT REPAIRING MINOR WALL CRACK
Minor wall crack repair – Landed
REP-52-HDB-PAINT-01 - HDB UNIT PAINTING INTERIOR
Interior painting – HDB unit
REP-53-CONDO-PAINT-01 - CONDO UNIT PAINTING INTERIOR
Interior painting – Condo unit
REP-54-LANDED-PAINT-01 - LANDED UNIT PAINTING INTERIOR
Interior painting – Landed property
REP-55-HDB-CEILING-01 - HDB UNIT REPAIRING CRACK CEILING
Ceiling crack repair – HDB unit
REP-56-CONDO-CEILING-01 - CONDO UNIT REPAIRING CRACK CEILING
Ceiling crack repair – Condo unit
REP-57-LANDED-CEILING-01 - LANDED UNIT REPAIRING CRACK CEILING
Ceiling crack repair – Landed property
REP-58-HDB-DOOR-01 - HDB UNIT REPAIRING DOOR & ALIGNMENT
Door repair & alignment – HDB unit
REP-59-CONDO-DOOR-01 - CONDO UNIT REPAIRING DOOR & ALIGNMENT
Door repair & alignment – Condo unit
REP-60-LANDED-DOOR-01 - LANDED UNIT REPAIRING DOOR & ALIGNMENT
Door repair & alignment – Landed property
REP-61-HDB-WINDOW-01 - HDB UNIT REPAIRING WINDOW ALIGNMENT & MINOR REPAIR
Window alignment & minor repair – HDB
REP-62-CONDO-WINDOW-01 - CONDO UNIT REPAIRING WINDOW ALIGNMENT & MINOR REPAIR
Window alignment & minor repair – Condo
REP-63-LANDED-WINDOW-01 - LANDED UNIT REPAIRING WINDOW ALIGNMENT & MINOR REPAIR
Window alignment & minor repair – Landed
REP-64-HDB-FLOOR-01 - HDB UNIT REPAIRING MINOR FLOOR TILE
Minor floor tile repair – HDB unit
REP-65-CONDO-FLOOR-01 - CONDO UNIT REPAIRING MINOR FLOOR TILE
Minor floor tile repair – Condo unit
REP-66-LANDED-FLOOR-01 - LANDED UNIT REPAIRING MINOR FLOOR TILE
Minor floor tile repair – Landed property
REP-67-HDB-LIGHT-01 - HDB UNIT REPAIRING MINOR LIGHT FIXTURE
Light fixture minor repair – HDB
REP-68-CONDO-LIGHT-01 - CONDO UNIT REPAIRING MINOR LIGHT FIXTURE
Light fixture minor repair – Condo
REP-69-LANDED-LIGHT-01 - LANDED UNIT REPAIRING MINOR LIGHT FIXTURE
Light fixture minor repair – Landed property
REP-71-CONDO-PLUMB-01 - CONDO UNIT REPAIRING MINOR PLUMBING
Minor plumbing repair – Condo
REP-72-LANDED-PLUMB-01 - LANDED UNIT REPAIRING MINOR PLUMBING
Minor plumbing repair – Landed property
HND-76-HDB-DOOR-01 - HDB UNIT REPAIRING DOOR HINGE ADJUSTMENT
Door hinge adjustment – HDB
HND-77-CONDO-DOOR-01 - CONDO UNIT REPAIRING DOOR HINGE ADJUSTMENT
Door hinge adjustment – Condo
HND-78-LANDED-DOOR-01 - LANDED UNIT REPAIRING DOOR HINGE ADJUSTMENT
Door hinge adjustment – Landed
HND-79-HDB-SHELF-01 - HDB UNIT INSTALLING SHELF/WALL MOUNTING
Shelf/Wall mounting – HDB
HND-80-CONDO-SHELF-01- CONDO UNIT INSTALLING SHELF/WALL MOUNTING
Shelf/Wall mounting – Condo
HND-81-LANDED-SHELF-01- LANDED UNIT INSTALLING SHELF/WALL MOUNTING
Shelf/Wall mounting – Landed
HND-82-HDB-DOORLOCK-01- HDB UNIT ADJUSTING DOOR LOCK
Door lock adjustment – HDB
HND-83-CONDO-DOORLOCK-01- CONDO UNIT ADJUSTING DOOR LOCK
Door lock adjustment – CONDO
HND-84-LANDED-DOORLOCK-01- LANDED UNIT ADJUSTING DOOR LOCK
Door lock adjustment – LANDED
HND-85-HDB-CURTAIN-01- HDB UNIT INSTALLATION CURTAIN ROD
Curtain rod installation – HDB
HND-86-CONDO-CURTAIN-01- CONDO UNIT INSTALLATION CURTAIN ROD
Curtain rod installation – CONDO
HND-87-LANDED-CURTAIN-01- LANDED UNIT INSTALLATION CURTAIN ROD
Curtain rod installation – LANDED
HND-94-HDB-CABINET-01- HDB UNIT MINOR REPAIRING/INSTALLATION CABINET
Minor cabinet repair/installation – HDB
HND-95-CONDO-CABINET-01- CONDO UNIT MINOR REPAIRING/INSTALLATION CABINET
Minor cabinet repair/installation – CONDO
HND-96-LANDED-CABINET-01- LANDED UNIT MINOR REPAIRING/INSTALLATION CABINET
Minor cabinet repair/installation – Landed
HND-97-HDB-GRILL-01- HDB UNIT REPAIRING/INSTALLATION WINDOW GRILL
Window grill repair/installation – HDB
HND-98-CONDO-GRILL-01- CONDO UNIT REPAIRING/INSTALLATION WINDOW GRILL
Window grill repair/installation – Condo
HND-99-LANDED-GRILL-01- LANDED UNIT REPAIRING/INSTALLATION WINDOW GRILL
Window grill repair/installation – Landed
HND-103-HDB-FLOOR-01- HDB UNIT REPAIRING MINOR FLOORING
Minor flooring repair – HDB
HND-104-CONDO-FLOOR-01- CONDO UNIT REPAIRING MINOR FLOORING
Minor flooring repair – Condo
HND-105-LANDED-FLOOR-01- LANDED UNIT REPAIRING MINOR FLOORING
Minor flooring repair – Landed
MNT-106-HDB-UNIT-01- HDB UNIT MAINTAINING FULL INTERIOR
Full interior maintenance – HDB Unit
MNT-107-CONDO-UNIT-01- CONDO UNIT MAINTAINING FULL INTERIOR
Full interior maintenance – Condo Unit
MNT-108-LANDED-UNIT-01- LANDED UNIT MAINTAINING FULL INTERIOR
Full interior maintenance – Landed Unit
MNT-109-HDB-COMMON-01- HDB UNIT MAINTAINING COMMON AREA
Common area maintenance – HDB Block
MNT-110-CONDO-COMMON-01- CONDO UNIT MAINTAINING COMMON AREA
Common area maintenance – Condo Block
MNT-111-LANDED-EXTERNAL-01- LANDED UNIT MAINTAINING COMMON AREA
External maintenance – Landed Property
INST-118-HDB-CABINET-01- HDB UNIT INSTALLING CABINET
Installation of cabinets – HDB Unit
INST-119-CONDO-CABINET-01- CONDO UNIT INSTALLING CABINET
Installation of cabinets – Condo Unit
INST-120-LANDED-CABINET-01- LANDED UNIT INSTALLING CABINET
Installation of cabinets – Landed Unit
UPG-124-HDB-TILE-01- HDB UNIT REPLACING MINOR TILING
Minor tiling replacement – HDB Unit
UPG-125-CONDO-TILE-01- CONDO UNIT REPLACING MINOR TILING
Minor tiling replacement – Condo Unit
UPG-126-LANDED-TILE-01- LANDED UNIT REPLACING MINOR TILING
Minor tiling replacement – Landed Unit
UPG-127-HDB-FIXTURE-01- HDB UNIT UPGRADING MINOR FIXTURE
Minor fixture upgrading – HDB Unit
UPG-128-CONDO-FIXTURE-01- CONDO UNIT UPGRADING MINOR FIXTURE
Minor fixture upgrading – Condo Unit
UPG-129-LANDED-FIXTURE-01- LANDED UNIT UPGRADING MINOR FIXTURE
Minor fixture upgrading – Landed Unit
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