Microcement vs Epoxy Grout: Cost in Singapore
For a Singapore floor budget, allow about S$15–35/ft² for professionally installed microcement on a sound, prepared base. Epoxy grout is usually a S$3–8/ft² add-on to a tiled floor, not a substitute for tiles. These are different finishes, so compare the full scope, including preparation, waterproofing, movement joints, GST, and warranty.
Easy cleaning may be part of the appeal: microcement has a continuous surface with fewer visible grout lines, while epoxy grout can make tile joints more resistant to stains. But neither finish removes the need for sound installation or routine care. I compare them by total installed cost and suitability, not by treating them as interchangeable products.
What the Singapore price ranges include
These figures are preliminary budgeting ranges in Singapore dollars, not verified contractor quotations. Microcement is priced as a complete finish over a suitable base. Epoxy grout is priced as an add-on to a tiled floor; tiles, adhesive, substrate work, and waterproofing are separate costs.
| Floor area | Microcement at S$15–35/ft² | Epoxy grout add-on at S$3–8/ft² |
|---|---|---|
| 100 ft² (about 9.3 m²) | S$1,500–3,500 | S$300–800 |
| 300 ft² (about 27.9 m²) | S$4,500–10,500 | S$900–2,400 |
| 500 ft² (about 46.5 m²) | S$7,500–17,500 | S$1,500–4,000 |
One square metre is about 10.764 ft². That makes the rough ranges about S$161–377/m² for microcement and S$32–86/m² for epoxy grout as a tile-floor add-on. The conversion helps when a contractor quotes in different units, but does not make the scopes comparable.
A complete tiled floor also needs a tile price, setting adhesive, and any required preparation or waterproofing. A grout price alone cannot tell you the cost of choosing tile. For existing tiled floors, ask whether the quote is for new installation or replacing grout; the add-on range above should not be assumed to cover a regrouting job.
Why the two finishes are not direct substitutes
Microcement is a thin, layered surface finish that creates a continuous look over an approved base. Epoxy grout is a joint-filling material used between tiles. With epoxy grout, the tile remains the visible floor, so the full comparison is microcement against a tiled floor with epoxy-filled joints.
Microcement can reduce visible grout lines and may avoid removing existing tiles if the base is suitable. However, it is not a structural layer or a levelling compound. Poor preparation, cracks, dampness, or movement below it can lead to failure, and repairs may be visible depending on the finish and topcoat.
Epoxy grout can provide a stain- and chemical-resistant joint, subject to the product’s instructions and the conditions of use. It does not make a tiled floor waterproof by itself, nor does it replace crack treatment or a sound tile assembly. Tile, joints, movement details, and any waterproofing layer each serve a different purpose.
The choice is therefore not simply “continuous surface versus expensive grout.” Compare the cost and performance of the whole floor system, then check what the room and existing base can support.
Substrate checks and Singapore quote items
The substrate is the base below the finish, such as concrete, screed, or a board assembly. Its condition affects both cost and suitability. Before accepting a price, identify the base and check for cracks, movement, dampness, contamination, flatness, drainage, and existing movement joints.
For microcement, confirm that the selected manufacturer approves the exact base and preparation system. Timber or joist floors need particular care: check framing and sheathing stiffness and use only the specified reinforcement or underlayment. A flexible floor can move beneath a thin finish and cause cracking or debonding.
For tile, stiffness matters too. Under applicable design loads, the stated minimum deflection criteria are L/360 for ceramic or porcelain and L/720 for natural stone. An uncoupling membrane may help manage certain stresses, but it cannot fix an inadequately stiff floor.
Ask the contractor to state how flatness will be checked and corrected. For tile with all edges under 15 inches, the cited maximum variation is 1/4 inch in 10 feet and 1/16 inch in 1 foot. For tile with an edge 15 inches or longer, it is 1/8 inch in 10 feet and 1/16 inch in 2 feet. These are ANSI A108.02 criteria; a project or product may require tighter limits.
Moisture limits depend on the chosen system. Ask for the required concrete test method, such as in-situ relative humidity testing under ASTM F2170 or moisture-vapour emission testing under ASTM F1869, and compare the result with the product’s published limit. There is no single acceptable moisture reading for every microcement, membrane, adhesive, or grout product.
Request an itemised quote that lists:
- Floor area and the unit used to price it
- Preparation, crack repair, and levelling
- Moisture testing and any approved mitigation
- Tile or microcement system, including primer and topcoat
- Waterproofing or underlayment, if required
- Epoxy grout and flexible movement-joint details
- Skirting, edges, transitions, protection, and clean-up
- Curing restrictions, warranty, exclusions, and whether GST is included
Small jobs may have minimum charges. Ask how waste or extra material is handled, but do not accept a vague percentage without a stated reason and scope.
Installation details that affect cost and failure risk
A professional price should cover more than the visible surface. The steps below help you assess whether a low quote has left out work that protects the floor.
- Inspect and document the base. Record substrate type, cracks, movement joints, flatness, moisture, drainage, and any signs of movement. Get the selected product system’s requirements before pricing the work.
- Prepare for the measured condition. Repair and flatten with compatible materials. Use moisture mitigation, primer, reinforcement, waterproofing, or an uncoupling layer only where the system calls for it. These products are not interchangeable.
- Install the chosen finish. Apply microcement in the manufacturer’s specified layers and cure schedule. For tile, use compatible mortar and the required joint width. In dry interior areas, mortar coverage should reach at least 80%; in wet areas or outdoors, at least 95%, with full support at edges and corners. Installers can check coverage by lifting tiles during the work.
- Finish joints and transitions correctly. For tile, clean and fill joints with the selected epoxy grout. Use the specified flexible sealant or profile at movement joints and changes of plane. For microcement, apply the approved sealer or topcoat after the required curing period.
Movement joints need to follow the project design and TCNA EJ171 guidance. A perimeter clearance of about 1/4 inch (6 mm) is commonly used where the system detail permits. Do not fill movement joints with grout or bridge them with a finish. In wet rooms, also check falls, drainage, door thresholds, and the height where floors meet.
For a wet-use floor, ask whether the finished surface has been tested for slip performance under ANSI A326.3 and is suitable for the actual use. DCOF of at least 0.42 is a reference for level interior areas expected to be walked on when wet, not a guarantee of safety in every condition. A sealer alone does not make a floor waterproof.
Budget scenarios and how to compare bids
These scenarios apply the stated planning ranges to floor area only. They are not contractor quotes and exclude other project costs unless an item is specifically listed. Use them to spot differences in scope, not to predict a final bill.
| Scenario | Microcement budget | Epoxy grout add-on | What the comparison misses |
|---|---|---|---|
| 100 ft², sound base | S$1,500–3,500 | S$300–800 | Tile, adhesive, preparation, and waterproofing for the tiled option |
| 300 ft², sound base | S$4,500–10,500 | S$900–2,400 | Same exclusions, plus differences in tile choice and layout |
| Any size, significant levelling or repair | May exceed the range | Tile-floor costs also rise | Site-specific repair, moisture work, edges, or other detailing |
I use these as planning scenarios rather than claimed project outcomes. For example, a 100 ft² microcement estimate in range does not prove that it is cheaper than tile: the tile system’s full price is still missing. Conversely, a low epoxy-grout add-on is not the total price of a finished tiled floor.
When bids differ, compare the same floor area and ask each contractor to price the same preparation and finish. Have them separate base costs from provisional work, such as repairs that can only be confirmed after inspection. If one quote excludes moisture testing or movement-joint sealant and another includes it, the totals are not directly comparable.
A useful negotiation question is: “What site condition would trigger an extra charge, and how will you measure and approve that work before proceeding?” Ask for unit rates or a written variation process for added repair or levelling. This helps you control change orders without asking the installer to ignore necessary work.
Maintenance and long-term cost
Maintenance affects the value of the finish after installation. Microcement care depends on its topcoat and use, while epoxy grout has product-specific cleaning requirements. Ask for written care instructions and any resealing schedule before you compare lifecycle cost.
Follow the microcement system’s curing, cleaning, and repair instructions. Avoid harsh or abrasive cleaners unless the manufacturer approves them. Wear and repair visibility depend on the system, topcoat, and use, so ask how repairs are handled and whether a repaired area may look different.
Epoxy grout usually does not need a penetrating grout sealer, but confirm this with the grout manufacturer. Installation residue should be cleaned promptly using compatible methods. Flexible joints still need care; epoxy grout does not replace sealant or a movement profile where the floor design requires one.
Frequently asked questions
These short answers address common budgeting questions before you request quotes. The key distinction remains the same: microcement is a complete surface finish, while epoxy grout is one component of a tiled floor. Confirm product requirements and site conditions with the installer before treating a range as a fixed price.
Is microcement more expensive than epoxy grout in Singapore?
Usually, the listed microcement range is higher per square foot. But the figures are not equivalent: microcement is a finish cost, while epoxy grout is an add-on to tile installation.
How much should I budget for microcement?
Allow roughly S$15–35/ft² for professional installation over a sound, prepared base. Extensive levelling, crack repair, waterproofing, stairs, edges, or premium systems can cost more.
How much does epoxy grout add to a tiled floor?
Use about S$3–8/ft² as a preliminary add-on. Tile, adhesive, preparation, and waterproofing are separate costs.
Does epoxy grout make a tiled floor waterproof?
No. It fills tile joints but does not replace a suitable waterproofing system or correct a defective tile assembly.
Can microcement go over existing tiles?
Only if the selected manufacturer approves the specific base and it is stable and properly prepared. Ask the contractor to inspect movement, bond, moisture, and flatness before quoting.
Will microcement cover cracks?
Do not assume so. Cracks and movement need diagnosis and an approved repair or system detail; an ordinary surface layer may not prevent them from showing again.
Does an uncoupling membrane fix a flexible floor?
No. It cannot correct inadequate structural stiffness. Check the framing and sheathing before installing tile or a thin finish.
What hidden costs should I check for?
Look for preparation, levelling, moisture testing, approved mitigation, membranes, waterproofing, movement-joint sealant, transitions, GST, and small-job minimum charges.
Does epoxy grout need sealing?
It usually does not require a penetrating grout sealer, but follow the specific grout manufacturer’s instructions. Keep required flexible joints in good condition.
Which option is easier to clean?
Microcement has fewer visible grout lines. Epoxy grout may resist stains better than some other grout types, but both finishes need suitable cleaning and care.
(This article was written by one of our staff writers, Richard Bennett. Visit our Meet the Team page.)
