থিনসেট ক্যালকুলেটর
আপনার টাইল প্রকল্পের জন্য প্রয়োজনীয় থিনসেট মর্টারের সঠিক হিসাব করুন। আয়তন, টালির মাপ এবং ট্রাওয়েলের খাঁজ নির্বাচন করে ব্যাগের সংখ্যা ও খরচ জানুন।
Standard starting recommendation for 12×24 porcelain tile to ensure minimum 80% to 95% mortar coverage.
ব্যবহারবিধি
৬টি সহজ ধাপে আপনার সিমেন্ট ও মর্টারের হিসাব পান।
১. টাইলসের ক্ষেত্রফল মাপুন
দৈর্ঘ্য × প্রস্থ লিখুন বা সরাসরি মোট বর্গফুট বা বর্গমিটার লিখুন।
১. টাইলসের ক্ষেত্রফল মাপুন
দৈর্ঘ্য × প্রস্থ লিখুন বা সরাসরি মোট বর্গফুট বা বর্গমিটার লিখুন।
২. টাইলসের সাইজ নির্বাচন করুন
মোজাইক, ১২×১২, ১২×২৪ বা বড় ফরম্যাট নির্বাচন করে সঠিক কন্নির গভীরতা নির্ধারণ করুন।
৩. সঠিক ট্রাভেল নির্বাচন করুন
টাইলসের সাইজ অনুযায়ী অটো-সাজেস্টেড নচ ট্রাভেল বেছে নিন।
৪. থিনসেট মর্টার নির্বাচন করুন
পলিমার-মডিফাইড সিমেন্ট মর্টার বা ব্র্যান্ডেড প্রডাক্ট বেছে নিন।
৫. অপচয় ও সাইট মার্জিন যোগ করুন
কাটিং ও ওয়েস্টেজ বাবদ ১০% থেকে ১৫% অতিরিক্ত যোগ করুন।
৬. ব্যাগের সংখ্যা ও পানি দেখে নিন
পরবর্তী পূর্ণ ব্যাগ সংখ্যা এবং প্রয়োজনীয় পানির পরিমাণ এক ক্লিকেই জেনে নিন।
কতটুকু থিনসেট মর্টার প্রয়োজন?
A standard 25 kg / 50 lb bag of thinset covers between 35 and 95 sq ft (3.5 to 9 m²) depending heavily on the trowel notch size:
Room Size to Bag Estimator
Key Factors Determining Real Mortar Usage:
A 12 mm notch applies more than double the volume of a 4 mm notch.
Mandatory for tiles > 15 inches to achieve 80-95% coverage (+15-20% mortar).
Lightweight polymer mortars cover identical surface area with less weight.
Uneven screeds and uncoupling membranes absorb extra mortar.
থিনসেট কভারেজ চার্ট
Official coverage benchmarks per 25 kg / 50 lb bag across trowel tooth geometries.
1/2" × 1/2" Square Notch
Essential for achieving ANSI 80% (dry) and 95% (wet) bond contact.
| Trowel Notch | Profile | Typical Application | Coverage / Bag | Usage (kg/m² or lb/sq ft) |
|---|---|---|---|---|
| 4 mm / 3/16" V-Notch | V-Notch | Mosaics, glass tile, small wall tiles | 8.5 – 10.5 m² (85-100 sq ft) | ~2.4 – 2.8 kg/m² |
| 6 mm / 1/4" Square | Square | Tiles up to 20×20 cm (8×8"), subway wall tiles | 7.0 – 8.5 m² (75-90 sq ft) | ~2.8 – 3.5 kg/m² |
| 8-10 mm / 3/8" Square | Square | Floor tiles 30×30 cm (12×12"), pavers | 5.0 – 6.5 m² (50-65 sq ft) | ~3.8 – 5.0 kg/m² |
| 12 mm / 1/2" Square | Square | Large format 30×60, 60×60 cm (LFT) | 3.5 – 4.5 m² (35-45 sq ft) | ~5.5 – 7.0 kg/m² |
| 15 mm / 3/4" U-Notch | U-Notch | XXL porcelain panels, natural stone | 2.8 – 3.5 m² (28-35 sq ft) | ~7.0 – 8.8 kg/m² |
| Euro Slanted Notch | Slanted | Heated floors, outdoor terraces, slabs | 3.0 – 4.0 m² (30-40 sq ft) | ~6.0 – 8.0 kg/m² |
ট্রাওয়েল নচ গাইড
Match your tile dimensions to the recommended notch size and compressed bed thickness:
| Tile Size | Tile Type | Notch Size | Profile | Compressed Bed | Usage Rate |
|---|---|---|---|---|---|
| Mosaics (1" - 2") | Glass / Ceramic | 4 mm / 3/16" | V-Notch | ~1.5 mm | Low consumption Prevents squeeze out into grout joints. |
| Subway & Wall (4×4) | Glazed ceramic | 6 mm / 1/4" | Square | ~2.0 mm | Moderate Provides non-sag vertical hold. |
| Floor 30×30 cm (12×12) | Porcelain / Ceramic | 8 mm / 3/8" | Square | ~3.0 mm | Standard Straight line troweling pattern. |
| Large Format 30×60 cm (12×24) | Rectified porcelain | 12 mm / 1/2" | Square / U | ~4.0 mm | High Back-buttering mandatory for 80%+ contact. |
| Large Square 60×60 cm (24×24) | Polished porcelain | 12 mm / Euro | Euro / U | ~4.5 mm | Very high Requires medium-bed non-slump mortar. |
| Wood Plank (20×120 cm) | Plank porcelain | 12 mm / Euro | Slanted | ~4.5 mm | Very high Install with max 33% offset to prevent lippage. |
| Uncoupling Membrane (DITRA) | Polyethylene mat | 4 mm / 3/16" | V / Square | ~1.5 mm under mat | Separate coat (~15 m²/bag) Follow membrane manufacturer specifications. |
টাইলসের আকার অনুযায়ী মর্টারের চাহিদা
Recommended trowel size, average coverage and installation criteria by format:
Mosaics & Sheets
Up to 5×5 cmThin bed prevents squeeze-out between small joints.
Subway & Wall Tiles
7.5×15 to 10×30 cmNon-sag thixotropic hold on vertical walls.
Standard 30×30 cm
30×30 cm (12×12")Classic format with easy bed leveling.
Large Format 30×60 cm
30×60 cm (12×24")Back-buttering mandatory to eliminate hollow spots.
Large Square 60×60 cm
60×60 cm (24×24")Heavy tiles require high bond strength.
Wood-Look Planks
20×120 cmInstall with max 33% offset to prevent lippage.
Gauged Porcelain Panels
120×260 cm+Requires 2-person handling with vacuum suction cups.
টাইলসের নিচে মর্টারের পুরুত্ব কত হয়?
A common misconception is assuming trowel notch height equals final bed thickness under installed tile.
Tile Embedment & Ridge Collapse
Adjust Embedment Pressure:
Uncompressed ridges leave 50% hollow air channels. Sliding tile collapses ridges into a continuous void-free structural bed.
Fresh Combed Ridges
Troweled at 45 degrees leaving open air channels.
Tile Pressed & Shifted
Ridges collapse sideways expelling air pockets.
Fully Cured Bed
Solid rock-like bond after cementitious hydration.
Q Can I use thinset to level 15 mm of floor unevenness?
Limit AlertNo. Standard thinset shrinks if applied over 5 mm (1/4"). Use self-leveling underlayment or specialized medium-bed mortar.
Q How to calculate total floor elevation for doors?
Failure RiskTile thickness + compressed mortar bed + membrane = total elevation (typically 14 to 18 mm).
চিত্র নির্দেশিকা ও সিদ্ধান্ত চার্ট
Explore 5-layer uncoupling membrane anatomy and select the right ANSI / EN standard for your project.
5-Layer Membrane Installation Anatomy
Click any layer of the uncoupling assembly below to inspect manufacturer specifications and coverage rules:
Absorbs substrate shear movements.
Mortar Specification Wizard
Select 3 parameters to determine the exact mortar classification:
Modified Large and Heavy Tile (LFT) Mortar
Porcelain large-format tile requires high-polymer modified mortar with non-sag HT performance.
স্থান ও প্রয়োগ অনুযায়ী নির্দেশিকা
Moisture exposure and traffic conditions alter mortar requirements:
Shower Walls & Cubicles
Eliminate hollow pockets to prevent moisture accumulation.
Walk-in Shower Floors
Follow slope smoothly toward central drain.
Kitchen Backsplash
Non-sag paste or mortar keeps tiles aligned.
Living & Hallway Floors
Supports heavy furniture and foot traffic.
Radiant Heated Floors
Air pockets act as insulation, blocking heat transfer.
Outdoor Patios & Terraces
Trapped water freezes and cracks tiles.
Swimming Pools & Fountains
Resistant to chemical chlorine and hydrostatic pressure.
Commercial Retail Floors
Prevents point-load tile cracking under cart wheels.
মেঝের প্রকারভেদ ও প্রস্তুতি
Substrate porosity, flexibility and moisture movement guide prep and adhesive choice:
Subfloor Deflection Gauge
TCNA requires subfloors to deflect no more than L/360 for ceramic/porcelain and L/720 for natural stone under full live loads:
Concrete Slab / Screed
The most rigid and stable base for tile.
Cement Backer Board (CBU)
Standard waterproof backing for showers and bathrooms.
Plywood / Wood Subfloor
Wood moves with humidity; avoid direct bond without membrane.
Uncoupling Membrane (DITRA)
Isolates floor cracks so they never transfer to tile.
Tile-Over-Existing-Tile
Saves demolition dust and time during renovations.
Drywall / Gypsum Board
Suitable only for dry rooms without water spray.
কভারেজ পরিবর্তনের কারণসমূহ
On real jobsites, physical conditions deviate from theoretical lab numbers:
Trowel Angle & Pressure
Troweling at 60 degrees forms full ridges, while a flat 45-degree angle reduces thickness.
Tile Back Waffle Pattern
Deep grooves on tile undersides consume mortar to fill hollows.
Substrate Unevenness
An unlevel floor forces the setter to thicken the mortar bed.
Mandatory Back-Buttering
Applying a flat contact skim to large tiles reduces coverage per bag.
Temperature & Air Drafts
Summer heat skins over mortar in the bucket prematurely.
Residue on Bucket & Tools
Mortar adhering to mixing paddles and pail walls.
Diagonal Layout & Cuts
Creates extra perimeter cuts and adjustments.
DITRA Membrane Cavities
Filling square dovetail pockets takes extra mortar volume.
80% vs 95% Mortar Contact Rule
Minimum bond contact requirements to prevent cracked or debonded tiles:
For dry interior floors, at least 80% of tile back must be supported with continuous mortar bed.
2-Step Mortar Calculation for Schluter DITRA
Installing uncoupling membranes requires calculating 2 separate mortar coats:
For 20 m² with DITRA, you need ~1.5 bags for the mat + 5 bags for tiles = 7 bags total.
মান নিয়ন্ত্রণ ও শ্রেণিবিভাগ
International performance classifications explained clearly:
Standard Mortar
For porous ceramic tiles on rigid concrete.
Polymer-Modified Thinset
Industry standard for porcelain and indoor floors.
Deformable Flex Mortar
For large format tiles and heated screeds.
Highly Deformable Super-Bond
For pools, wood floors, facades and gigantic slabs.
Mechanical Strength Comparison
Click any classification below to dynamically compare shear bond strength, flexural tolerance, and polymer concentration:
| Material | Chemical Base | Best Application | Wet / Exterior Safe | Price Tier |
|---|---|---|---|---|
| Standard Thinset | Portland Cement + Polymer | Universal floor and wall | Yes / Excellent | $$ (Standard) |
| Medium-Bed Mortar | Coarse aggregate cement | Tiles > 15" & leveling | Yes / Recommended | $$$ (Medium) |
| Super-Bond (S2) | Elastomeric polymer | Pools, terraces, wood | Yes / Maximum | $$$$ (Premium) |
| Tile Mastic (D2) | Water-based acrylic paste | Kitchen backsplashes only | No (dissolves in water) | $$ (Ready mix) |
| Epoxy Mortar (R2) | 2-Part epoxy resin | Commercial kitchens, spas | Yes / Impermeable | $$$$$ (Highest) |
মর্টার মেশানোর নিয়ম ও পানির হিসাব
Correct mixing ensures polymers develop maximum shear bond strength:
1. Add Water to Pail First
Always pour clean cold water into the bucket first, then add powder gradually to prevent dry clumps at the bottom.
2. Mix at Low Speed (3–5 min)
Use a drill under 500 RPM. High speed traps air bubbles that weaken tensile bond strength.
3. 10-Minute Slake Time (Mandatory Rest)
Let mortar rest undisturbed for 10 minutes so polymers activate chemically.
4. Remix for 1 Minute – Ready!
Remix for 1 minute without adding any extra water, even if it feels thicker.
আংশিক ব্যাগের পানি পরিমাপক
Calculate exact water in liters or quarts for partial batches:
Warning: Excess water ruins bond strength and causes hollow tiles.
বাস্তব উদাহরণ
Real project scenarios with transparent math. Click 'Load this room' to try:
Powder Room (30×30 Ceramic)
A single bag easily covers powder rooms.
Kitchen Backsplash (Subway Tile)
Non-sag wall mortar.
Master Bath (30×60 LFT)
Back-buttering requires 4th bag.
Walk-in Shower (Floor & Walls)
High-flex waterproof mortar required.
Open Kitchen with DITRA
Double layer application for membrane.
Basement Floor (60×60 Porcelain)
Pallet delivery recommended for this quantity.
Whole House (Plank Porcelain)
Long planks produce more offcut waste.
Commercial Restaurant Floor
C2 S1 heavy duty commercial bond.
মর্টার পণ্যের তথ্যভাণ্ডার
Verified coverage benchmarks and water ratios directly from official Technical Data Sheets (TDS):
| Product & Manufacturer | Standard Class | Yield 6 mm (1/4") | Yield 12 mm (1/2") | Water Ratio | Data Sheet |
|---|---|---|---|---|---|
| Generic Polymer-Modified Thinset (ANSI A118.4) Generic / Standard Industry Average 50 lb bag | ANSI A118.4 / A118.11 | 82.5 sq ft | 45 sq ft | 5–6 qts | টেকনিক্যাল শিট (TDS) ↗ |
| MAPEI Ultraflex 2 Professional Tile Mortar MAPEI 50 lb bag | ANSI A118.4, ANSI A118.11 | 82.5 sq ft | 41.5 sq ft | 5–6 qts | টেকনিক্যাল শিট (TDS) ↗ |
| MAPEI Ultraflex LFT Large Format Mortar MAPEI 50 lb bag | ANSI A118.4HT, ANSI A118.11 | 70 sq ft | 40 sq ft | 5.5–6 qts | টেকনিক্যাল শিট (TDS) ↗ |
| Custom VersaBond Fortified Thin-Set Mortar Custom Building Products 50 lb bag | ANSI A118.4, ANSI A118.11 | 90 sq ft | 44.5 sq ft | 5.5–6 qts | টেকনিক্যাল শিট (TDS) ↗ |
| Custom VersaBond LFT Large Format Mortar Custom Building Products 50 lb bag | ANSI A118.4HT, ANSI A118.11 | 75 sq ft | 38.5 sq ft | 5.5–6 qts | টেকনিক্যাল শিট (TDS) ↗ |
| LATICRETE 254 Platinum Multipurpose Thin-Set LATICRETE 50 lb bag | ANSI A118.15, ANSI A118.4, ANSI A118.11 | 87.5 sq ft | 43.5 sq ft | 5.25–5.75 qts | টেকনিক্যাল শিট (TDS) ↗ |
| LATICRETE 253 Gold Modified Thin-Set LATICRETE 50 lb bag | ANSI A118.4, ANSI A118.11 | 85 sq ft | 41.5 sq ft | 5–5.5 qts | টেকনিক্যাল শিট (TDS) ↗ |
| Schluter ALL-SET Specialized Tile Mortar Schluter Systems 50 lb bag | ANSI A118.4T, ANSI A118.11, ANSI A118.15T | 80 sq ft | 38.5 sq ft | 4.75–5.25 qts | টেকনিক্যাল শিট (TDS) ↗ |
| ARDEX X 5 Flexible Tile and Stone Mortar ARDEX 40 lb bag | ANSI A118.4, ANSI A118.11 | 70 sq ft | 34 sq ft | 4.5–5 qts | টেকনিক্যাল শিট (TDS) ↗ |
| TEC Full Flex Premium Polymer-Modified Mortar TEC (H.B. Fuller) 50 lb bag | ANSI A118.4, ANSI A118.11 | 81.5 sq ft | 40 sq ft | 5–5.5 qts | টেকনিক্যাল শিট (TDS) ↗ |
ব্র্যান্ড ক্যালকুলেটর
Each proprietary formulation yields slightly different square meter rates:
MAPEI
C2 TE S1 / ANSI A118.15Ultraflex 2, Ultraflex LFT, and Ultralite lightweight mortars.
LATICRETE
Super-Bond A118.15254 Platinum, 253 Gold, and 4-XLT high performance.
Custom Building Products
Industry StandardVersaBond, VersaBond LFT, and FlexBond standard.
Schluter Systems
DITRA & KERDI SystemALL-SET, FAST-SET, and DITRA-SET uncoupling mortars.
ARDEX
Lightweight TechnologyX 5, X 77 Microtec, and X 78 high-yield formulations.
TEC (H.B. Fuller)
Commercial GradeFull Flex, 3N1 Performance, and LFT mortars.
Bostik
Polymer FortifiedBostik PM, Single-Flex, and Hydroment polymer thinsets.
সচরাচর জিজ্ঞাস্য
Authoritative answers grounded in ANSI standards, TCNA guidelines, and manufacturer specifications.