Insulation And Refractory Supplier

Kenworks Ventures Company Limited is a premier insulation and refractory supplier based in Nairobi, Kenya. Located in Industrial Area, along Old Enterprise Road, Inside Hema House. We supply certified thermal insulation, heat-resistant refractory materials, and acoustic solutions for industrial, commercial, and engineering projects across East Africa.

From high-temperature furnace linings engineered for 1750°c environments to acoustic soundproofing and HVAC duct insulation, our godown maintains ready warehouse stock for immediate dispatch and wholesale supply.

WHO WE ARE

Who we are

Your Trusted Partner for Thermal & High-Heat Materials

Kenworks Ventures Company Limited is an established insulation and refractory supplier based in Nairobi, Kenya. Located in Industrial Area along Old Enterprise Road (Hema House, Godown No. 8), we support manufacturing plants, foundries, boiler technicians, and engineering contractors across East Africa.

Kenworks Ventures Company Limited is an established insulation and refractory supplier based in Nairobi, Kenya. Located in Industrial Area along Old Enterprise Road (Hema House, Godown No. 8), we support manufacturing plants, foundries, boiler technicians, and engineering contractors across East Africa.

✓ Tested Thermal Specs: High-alumina firebricks, castable cements 1750°c – 1000°c, and certified ceramic fiber blankets, rockwool, fiberglass etc.

✓ Multi-Industry Solutions: Complete stock for boiler insulation, kiln relining, HVAC ducting, and building soundproofing.

✓ Direct Warehouse Collection: Immediate on-site pickup from our warehouse in Nairobi Industrial Area, Along Old Enterprise Road Inside Hema.

✓ Logistics support: Seamless coordination with reliable third-party transporters for clients across East Africa.

Who We Serve

Whether you need a single roll of acoustic insulation or bulk refractories for a full plant relining, we cater to projects and orders of all sizes:

🛒 Walk-In & Individual Buyers: DIYers, studio owners, and property owners purchasing soundproofing foam, thermal insulation, and fireplace materials.

👷‍♂️ Tradesmen & Contractors: HVAC technicians, boiler repair specialists, and fabricators seeking dependable local stock in Nairobi.

🏭 Industrial Plants & Foundries: Manufacturing facilities, sugar mills, and bakeries requiring 1750°c refractories and high-alumina castables.

🏫 Institutional Clients: Hospitals, schools, and commercial buildings insulating steam lines, boilers, and HVAC ductwork.

CALL TO ACTION

Need Custom Quantities or Technical Advice?

Talk directly with our technical team for material selection, pricing or stock confirmation, at our warehouse.

Who we are

Your Trusted Partner for Thermal & High-Heat Materials

Kenworks Ventures Company Limited is an established insulation and refractory supplier based in Nairobi, Kenya. Located in Industrial Area along Old Enterprise Road (Hema House, Godown No. 8), we support manufacturing plants, foundries, boiler technicians, and engineering contractors across East Africa.

Kenworks Ventures Company Limited is an established insulation and refractory supplier based in Nairobi, Kenya. Located in Industrial Area along Old Enterprise Road (Hema House, Godown No. 8), we support manufacturing plants, foundries, boiler technicians, and engineering contractors across East Africa.

✓ Tested Thermal Specs: High-alumina firebricks, castable cements 1750°c – 1000°c, and certified ceramic fiber blankets, rockwool, fiberglass etc.

✓ Multi-Industry Solutions: Complete stock for boiler insulation, kiln relining, HVAC ducting, and building soundproofing.

✓ Direct Warehouse Collection: Immediate on-site pickup from our warehouse in Nairobi Industrial Area, Along Old Enterprise Road Inside Hema.

✓ Logistics support: Seamless coordination with reliable third-party transporters for clients across East Africa.

Who We Serve

Whether you need a single roll of acoustic insulation or bulk refractories for a full plant relining, we cater to projects and orders of all sizes:

Whether you need a single roll of acoustic insulation or bulk refractories for a full plant relining, we cater to projects and orders of all sizes:

🛒 Walk-In & Individual Buyers: DIYers, studio owners, and property owners purchasing soundproofing foam, thermal insulation, and fireplace materials.

👷‍♂️ Tradesmen & Contractors: HVAC technicians, boiler repair specialists, and fabricators seeking dependable local stock in Nairobi.

🏭 Industrial Plants & Foundries: Manufacturing facilities, sugar mills, and bakeries requiring 1750°c refractories and high-alumina castables.

🏫 Institutional Clients: Hospitals, schools, and commercial buildings insulating steam lines, boilers, and HVAC ductwork.

CALL TO ACTION

Need Custom Quantities or Technical Advice?

Talk directly with our technical team for material selection, pricing or stock confirmation, at our warehouse.

Who we are

Your Trusted Partner for Thermal & High-Heat Materials

Kenworks Ventures Company Limited is an established insulation and refractory supplier based in Nairobi, Kenya. Located in Industrial Area along Old Enterprise Road (Hema House, Godown No. 8), we support manufacturing plants, foundries, boiler technicians, and engineering contractors across East Africa.

✓ Tested Thermal Specs: High-alumina firebricks, castable cements 1750°c – 1000°c, and certified ceramic fiber blankets, rockwool, fiberglass etc.

✓ Multi-Industry Solutions: Complete stock for boiler insulation, kiln relining, HVAC ducting, and building soundproofing.

✓ Direct Warehouse Collection: Immediate on-site pickup from our warehouse in Nairobi Industrial Area, Along Old Enterprise Road Inside Hema.

✓ Logistics support: Seamless coordination with reliable third-party transporters for clients across East Africa.

Who We Serve

Whether you need a single roll of acoustic insulation or bulk refractories for a full plant relining, we cater to projects and orders of all sizes:

Whether you need a single roll of acoustic insulation or bulk refractories for a full plant relining, we cater to projects and orders of all sizes:

🛒 Walk-In & Individual Buyers: DIYers, studio owners, and property owners purchasing soundproofing foam, thermal insulation, and fireplace materials.

👷‍♂️ Tradesmen & Contractors: HVAC technicians, boiler repair specialists, and fabricators seeking dependable local stock in Nairobi.

🏭 Industrial Plants & Foundries: Manufacturing facilities, sugar mills, and bakeries requiring 1750°c refractories and high-alumina castables.

🏫 Institutional Clients: Hospitals, schools, and commercial buildings insulating steam lines, boilers, and HVAC ductwork.

CALL TO ACTION

Need Custom Quantities or Technical Advice?

Talk directly with our technical team for material selection, pricing or stock confirmation, at our warehouse.

What We Sell

Castable Cements

Maxheat A refractory cement

Fire Insulation

Ceramic Blanket

Sealing Gaskets

WhatsApp Image 2026-02-04 at 13.55.16

Sealing Tapes

Armaflex Tapes

Gland Packings

Graphite gland packing

Sound Insulation

Knauf Acoustic Insulation Rolls

 Firebricks

40% Standard Bricks

Electrical Mats

Electrical Rubber Mat

Technical Specification of Insulation and Refractory Materials

Rockwool Blankets

Rockwool Blanket

Rockwool Insulation Blankets

  • 🔥 MAX TEMP: Up to 1000°C
  • 📐 DIMENSIONS: 6m x 1m x 50mm | 3m x 1m x 75mm | 3m x 1m x 100mm
  • 🧪 DENSITY: 100 kg/m³
  • 🛡️ FACING: Stitched with Galvanized Wire Mesh

Rockwool Batts

Rockwool Batts

Rockwool Insulation Batts

  • 🔥 MAX TEMP: Up to 1000°C
  • 📐 DIMENSIONS: 1.2m x 0.6m x 50mm | 1.2m x 0.6m x 100mm
  • 🧪 DENSITY: 50 kg/m³
  • 📦 FORM: Rigid / Semi-Rigid Slabs

Preformed Rockwool Pipes

Preformed Rockwool Pipes

Preformed Rockwool Pipe Sections

  • 🔥 MAX TEMP: Up to 1000°C
  • 📏 WALL THICKNESS: 25mm & 50mm
  • ⭕ INTERNAL DIA (ID): 1/2" to 6" (1 Meter Length)
  • ✨ FACING: Aluminum Foil Faced (FSK)

Fiberglass Blankets

Fiberglass Blankets

Fiberglass Insulation Blankets

  • 🔥 MAX TEMP: Up to 550°C
  • 📐 DIMENSIONS: 20m x 1.2m x 50mm | 10m x 1.2m x 50mm | 10m x 1.2m x 100mm
  • 🧪 DENSITY: 24 kg/m³ & 48 kg/m³
  • ⚖️ PACKAGING: Rolled Blankets

Fiberglass Batts

Fiberglass Batts

Fiberglass Insulation Blankets

  • 🔥 MAX TEMP: Up to 550°C
  • 📐 DIMENSIONS: 20m x 1.2m x 50mm | 10m x 1.2m x 50mm | 10m x 1.2m x 100mm
  • 🧪 DENSITY: 24 kg/m³ & 48 kg/m³
  • ⚖️ PACKAGING: Rolled Blankets

40% Alumina Firebricks

40% Alumina Firebricks

40% Alumina Firebricks

  • 🔥 MAX TEMP: Up to 1600°C
  • 📏 DIMENSIONS: 230mm x 115mm x 75mm
  • 🧱 GRADE: 40% Alumina Refractory
  • ⚖️ FORM: Standard Straight Brick

40% Alumina End Arch

40% Alumina End Arch

  • 🔥 MAX TEMP: Up to 1600°C
  • 📏 DIMENSIONS: 230mm x 115mm x 75/65mm
  • 🧱 GRADE: 40% Alumina Refractory
  • 🔄 SHAPE: Tapered End Arch

40% Alumina Side Arch

40% SIDE ARCH

40% Alumina Side Arch

  • 🔥 MAX TEMP: Up to 1600°C
  • 📏 DIMENSIONS: 230mm x 115mm x 75/50mm
  • 🧱 GRADE: 40% Alumina Refractory
  • 🔄 SHAPE: Tapered Side Arch

40% Alumina Splits

40% SPLITS

40% Alumina Splits

  • 🔥 MAX TEMP: Up to 1600°C
  • 📏 DIMENSIONS: 230mm x 115mm x 25mm
  • 🧱 GRADE: 40% Alumina Refractory
  • ⚖️ FORM: Thin Split Profile

40% Alumina Slabs

40% Alumina Slabs

40% Alumina Fireslab

  • 🔥 MAX TEMP: Up to 1600°C
  • 📏 DIMENSIONS: 2ft (600mm) x 1ft (300mm) x 75mm (3")
  • 🧱 GRADE: 40% Alumina Refractory
  • 📦 FORM: Large Hearth Slab

70% Alumina End Arch

70% Alumina Firebricks

70% Alumina Firebricks (HA-70)

  • 🔥 MAX TEMP: Up to 1810°C
  • 📏 DIMENSIONS: 230mm x 115mm x 75mm
  • 🧱 GRADE: High-Alumina Refractory
  • ⚖️ FORM: Standard Straight Brick

Zirconia Bricks

Zirconia Bricks

Zirconia Bricks

  • 🔥 MAX TEMP: Up to 2000°C
  • 📏 DIMENSIONS: 230mm x 115mm x 38mm
  • 🧱 GRADE: Ultra-High Temperature Zirconia
  • ⚖️ FORM: Special Duty Split/Brick

Insulation Brick

Insulation Brick

Lightweight Insulation Bricks

  • 🔥 MAX TEMP: Up to 1000°C
  • 📏 DIMENSIONS: 230mm x 115mm x 75mm
  • 🎨 COLOR: White (Low Thermal Conductivity)
  • 🪶 FORM: Lightweight Porous Insulating Brick

Maxheat A

Maxheat A

Maxheat A Castable

  • 🔥 MAX TEMP: Up to 1750°C
  • 🧪 GRADE: 90% Alumina Refractory
  • ⚖️ PACKAGING: 25 Kgs Bag
  • 🧱 TEXTURE: Rough Cement Finish

Maxheat K

Maxheat K

Maxheat K Castable

  • 🔥 MAX TEMP: Up to 1600°C
  • 🧪 GRADE: 60% Alumina Refractory
  • ⚖️ PACKAGING: 25 Kgs Bag
  • 🧱 TEXTURE: Standard Cement Finish

Mortar Cement

Mortar Cement

Mortar Maxset 5

  • 🔥 MAX TEMP: Up to 1500°C
  • 🧪 TYPE: Jointing & Laying Mortar
  • ⚖️ PACKAGING: 25 Kgs Bag
  • ✨ TEXTURE: Smooth Cement Finish

Maxlyte Cement

Maxlyte cement

Maxlyte Castable

  • 🔥 MAX TEMP: Up to 1300°C
  • 🧪 FORMULATION: Mixed with Vermiculite
  • ⚖️ PACKAGING: 25 Kgs Bag
  • 🧱 TEXTURE: Rough Cement Finish

Fondu cement

Fondu cement

Fondu Max50

  • 🔥 MAX TEMP: Up to 1100°C
  • 🧪 TYPE: High-Alumina Ciment Fondu
  • ⚖️ PACKAGING: 25 Kgs Bag
  • ✨ TEXTURE: Smooth Cement Finish

Vermiculite

Vermiculite

Expanded Vermiculite

  • ⚖️ PACKAGING: 10 Kgs Bag
  • 📏 GRADES AVAILABLE: Medium Grade & Large Grade
  • 🛡️ APPLICATION: Thermal Insulation & Lightweight Fill

Ceramic Blanket

Ceramic Blanket

Ceramic Fiber Blanket

  • 🔥 MAX TEMP: 1260°C
  • 📏 DIMENSIONS: 7620mm x 610mm x 25mm | 3600mm x 610mm x 50mm
  • 🧪 DENSITY: 128 kg/m³
  • 🧱 FORM: Flexible Needle Blanket

Ceramic Plain Cloth

Ceramic plain cloth

Ceramic Plain Cloth

  • 🔥 MAX TEMP: 1260°C
  • 📏 DIMENSIONS: 30m x 1m x 3mm
  • 🧪 DENSITY: 550 kg/m³
  • 🛡️ FORM: Woven Fabric Sheet

Ceramic Cloth with Foil

Ceramic Cloth with Foil

Ceramic Plain Cloth

  • 🔥 MAX TEMP: 1260°C
  • 📏 DIMENSIONS: 30m x 1m x 3mm
  • 🧪 DENSITY: 550 kg/m³
  • 🛡️ FORM: Woven Fabric Sheet

Ceramic Boards

Ceramic Boards

Ceramic Insulation Boards

  • 🔥 MAX TEMP: 1260°C
  • 🧪 DENSITY: 320 kg/m³
  • 📏 DIMENSIONS: 600mm x 300mm x 50mm | 1.2m x 1.2m x 6mm | 1.2m x 1.2m x 12mm

Ceramic Round Ropes

Ceramic fiber ropes

Ceramic Round Rope

  • 🔥 MAX TEMP: 1260°C
  • 🧪 DENSITY: 550 kg/m³
  • 📏 SIZES: 6mm to 50mm Diameter
  • ⚖️ FORM: Braided Round Packing

Ceramic Thread

Ceramic Thread

Ceramic Sewing Thread

  • 🔥 MAX TEMP: 1260°C
  • 🧵 LENGTH: Custom Lengths Available
  • ⚙️ APPLICATION: High-Temp Stitching & Fabrication

Ceramic Pad

Ceramic Pad

Ceramic Insulation Pad

  • 🔥 MAX TEMP: 1260°C
  • 📏 DIMENSIONS: 6600mm x 220mm x 15mm
  • 🛡️ APPLICATION: Thermal Barrier Pad

Ceramic Square Ropes

Ceramic Square Ropes

Ceramic Insulation Pad

  • 🔥 MAX TEMP: 1260°C
  • 📏 DIMENSIONS: 6600mm x 220mm x 15mm
  • 🛡️ APPLICATION: Thermal Barrier Pad

Double Laminate Polyethylene

Double Laminated Polyethylene Roof Insulation Roll

Polyethylene Roof Insulation

  • 🔥 MAX TEMP: Up to 120°C
  • 📐 DIMENSIONS (Length x Width & Thickness):
    • 40m x 1.5m: 3mm, 5mm, 10mm, 20mm
    • 50m x 1.2m: 2mm, 10mm
    • 50m x 1.9m: 3mm, 5mm, 10mm
    • 50m x 2m: 3mm, 5mm, 10mm, 20mm

Single Laminated

single laminated

Single Laminated Roof Insulation

  • 🔥 MAX TEMP: Up to 120°C
  • 📐 DIMENSIONS (Length x Width & Thickness):
    • 40m x 1.5m: 3mm, 5mm
    • 50m x 1.2m: 2mm, 10mm
    • 2m x 1m: 20mm, 25mm, 50mm, 75mm

Flexible Styrofoam

Flexible Styrofoam

  • 🎨 COLOR: White
  • 📐 DIMENSIONS (Length x Width & Thickness):
    • 1.2m x 1m: 25mm
    • 2m x 1m: 50mm
    • 4ft x 4ft: 10mm to 100mm
    • 8ft x 4ft: 10mm to 75mm
Get a Quote

Hard Styrofoam

Hard Styrofoam

Hard Styrofoam

  • 📐 DIMENSIONS (Length x Width & Thickness):
    • 1.2m x 1.2m: 1/2", 3/4", 1", 1.5", 2", 3", 4"

Asbestos Square Rope

Asbestos Square Rope
  • 🗓️ SERVICE TEMP:450°C
  • 🧪 DENSITY: 1.3 g/cm³
  • 📏 THICKNESS: 6mm - 50mm
  • SOLD IN KGS: 5kgs , 10Kgs, 20kgs

Asbestos Round Rope

Asbestos Round Rope
  • 🗓️ SERVICE TEMP:450°C
  • 🧪 DENSITY: 1.3 g/cm³
  • 📏 THICKNESS: 6mm - 50mm
  • SOLD IN KGS: 5kgs , 10Kgs, 20kgs

Industries We Serve

From heavy manufacturing to commercial engineering, different operating environments demand specialized structural defenses to control heat loss and withstand extreme temperatures. Kenworks Ventures is a dedicated supply partner providing high-performance thermal insulation materials and refractory products built to handle these diverse industrial challenges across East Africa. We systematically source certified thermal insulation materials and refractory products that match the strict safety and financial goals of your specific sector. Discover how our rugged inventory of thermal insulation materials and refractory products maximizes energy efficiency, enhances workforce safety, and prevents unexpected downtime in the core industries outlined below.

Manufacturing & Processing

MAIRNE-BOILER

We provide high-performance thermal management solutions designed to maintain operational efficiency, minimize energy loss, and protect your workplace. From heavy industrial ovens to manufacturing production lines, we supply premium steam pipe lagging, fiberglass and Rockwool Insulation. For processing units utilizing intense thermal cycles, our durable Industrial sealing gaskets and Glandpacking ropes ensure leak-free, high pressure containment under continuous operation

Commercial Buildings & Warehouse

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Optimize ambient temperatures, control acoustic levels, and meet building safety codes with our specialized commercial insulation range. We supply structural roofing insulation, HVAC duct liners, and lightweight Polyethylene foam solutions engineered for large-scale warehouses, malls, and modern commercial complexes across East Africa. Protect your property from solar heat gain with our premium foil laminates and flexible Armaflex pipe insulation for refrigeration and air conditioning systems.

Sugar, Cement & Chemical Plants

Extreme processing environments demand materials that resist both punishing chemical degradation and intense thermal shock. We are a key supplier of heavy-duty refractory linings for rotary kilns, bagging zones, and industrial boilers. Our inventory features high-alumina Refractory Firebricks (40% to 70%), Maxheat A & K Castable Cements, Fondu Cement, and high-temperature Ceramic Fiber Blankets rated up to 1425°C to handle your most corrosive and high-heat zones.

Learn more about our Insulation materials and our refractory materials where they are used:

Superior Insulation Materials

Refractory Insulation Materials

Simplified Technical Specification of Thermal Insulation Materials And Refractory Products

​To help plant engineers and procurement managers make fast, accurate decisions, we have compiled a snapshot of our leading inventory below. This summary highlights the maximum temperature thresholds and primary applications for our most requested thermal insulation materials and refractory products. For large-scale projects or specialized dimensions, we stock a comprehensive catalog of certified thermal insulation materials and refractory products at our Nairobi Industrial Area warehouse to meet your exact engineering standards.

Material GroupProductsKey Technical SpecPrimary Use Case
Refractory CementMaxheat A, Maxheat K, Maxlyte, Maxset Mortar, Max50 FonduResist up to 1750 °CBoiler, Furnace Linings, Kilns etc
FirebricksHigh Alumina Bricks40% , 60% , 70% AluminaKilns, Incinerators, Boilers, Furnace
High-Heat InsulationCeramic Fiber BlanketRated up to 1260 °CHigh Temperature Ducts
Thermal LaggingRockwool, FiberglassRated up to 1000 °C and 500°CSteam Pipe and Roof Insulation
RefrigerationArmaflex SheetsTemp range: -40°C to 120°CAC and Chiller Pipe Insulation
Industrial SealingGland packings and GasketsNon-Asbestos

Graphited

Metallic and Non-Asbestos gaskets

Pumps, Valves and Flanges
Insulating Electrical MatsClass 0, 1, 2, 3, 4Wistanding Voltages: 10 to 50KvIn front of high-voltage equipment, control panels, switchboards, and transformers

​Refractory Cements (Maxheat A & Maxheat K, Maxlyte, Maxset, Mortar, Max50 Fondu)

​Spec: Resists temperatures up to 1600°C
​Use: Boiler linings & furnace floors

 

​High Alumina Firebricks (40%, 60%, 70%)

​Spec: Severe thermal shock resistance
​Use: Rotary kilns & biomass furnaces

 

​High-Heat Insulation (Ceramic Fiber Insulation Blanket)

​Spec: Rated for 1260°C
​Use: Expansion joints & high-heat duct liners

 

Thermal Lagging (​Rockwool & Fiberglass Lagging)

​Spec: Rated up to 1000°C and 500°C
​Use: Steam pipes & generator rooms

 

​Refrigeration (Armaflex Sheets)

​Spec: Climate range: -50°C to +105°C
​Use: AC units, chiller piping & cold storage

 

Industrial Sealing (Gland packings and Gaskets)

​Spec: Non-asbestos, Graphite, PTFE materials
​Use: Pumps, heavy industrial valves & flanges

 

Insulating Electrical Mats (Class 0, 1 , 2 , 3 , 4)

Spec: Withstanding Voltages: 10 to 50Kv

Use: in front of high-voltage equipment, control panels, switchboards, and transformers

Benefits of Insulation And Refractory Materials

thermal insulation materials and refractory products

Lower Operational Costs & Financial Efficiency

Operating a high-heat industrial facility without proper thermal protection leads to massive energy waste and soaring utility bills. Investing in high-quality thermal insulation materials and refractory products is the most effective way to trap heat inside your systems, instantly slashing your daily fuel and electricity consumption. Our premium rockwool lagging, fiberglass sheets, and Maxheat castable cements work together to stop heat from escaping your boilers and furnace walls. By sourcing your thermal insulation materials and refractory products from a single reliable supplier, your plant optimizes its fuel efficiency, eliminates energy leaks, and secures immediate, long-term savings on operational overheads.

​Extreme Thermal Protection & Structural Integrity

Punishing manufacturing environments like rotary kilns, biomass incinerators, and industrial ovens subject your machinery to intense heat stress. Utilizing heavy-duty thermal insulation materials and refractory products provides an impenetrable defense line that handles continuous operating temperatures up to 1600°C without cracking. While high-alumina firebricks contain the intense inner flames, matching ceramic blankets shield the outer structural metal casings from warping or distorting. Implementing certified thermal insulation materials and refractory products forms a comprehensive shield for your assets, drastically reducing emergency maintenance costs and unexpected factory downtime.

​Workforce Safety & Asset Longevity

Protecting your industrial infrastructure and your crew is critical for maintaining consistent, profitable daily manufacturing output. Applying the proper thermal insulation materials and refractory products drops external machinery surface temperatures to safe touching levels, heavily reducing the risk of hazardous workplace contact burns. Simultaneously, this complete thermal lining ensures that intense inner heat stays focused exactly where it belongs, preserving the working life of your high-value production equipment. Buying premium thermal insulation materials and refractory products is the absolute best strategy for creating a safe, highly efficient, and long-lasting industrial environment in East Africa.
​

Our Thermal Insulation Materials And Refractory Products

We stock a comprehensive local inventory of premium thermal insulation materials and refractory products—including rockwool, ceramic blankets, firebricks, and Maxheat castable cements—ready for dispatch from our Nairobi warehouse.