Send a part number, a photo, or a whole BOM — we supply it and stand behind it. EXW Singapore — collect from our office.

3G Electric
JOHNS MANVILLE Ceramic Fiber Insulation Board, 4 ft x 4 ft x 1 in, 1.03 Density - Ceramic Fiber Insulation Boards
JOHNS MANVILLECeramic Fiber Insulation Boards

JOHNS MANVILLE Ceramic Fiber Insulation Board, 4 ft x 4 ft x 1 in, 1.03 Density

The Johns Manville High Temperature Insulation is a calcium silicate board (ceramic fiber type) measuring 4 ft x 4 ft with a 1 in thickness and a density of 1.03. 3G Electric interprets customer demand and delivers…

SKU 3G-OTH-742412

Brand
JOHNS MANVILLE
Item
Ceramic Fiber Insulation Board, 4 ft x 4 ft x 1 in, 1.03 Density
Part Number
638331
Category
Ceramic Fiber Insulation Boards
Available to Order
Trade pricing by quote — replies within 24h
Qty
WhatsApp an engineerMessage via Telegram
No account needed — your quote request goes straight to our engineers. A free account lets you track quotes and re-order faster.
EXW Singapore
Collect or forward from our office
Datasheet on Request
Technical specs
1-Day Quote
Replies within 24h

Local availability & support — Singapore

Local office
20 Woodlands Link #09-05, Singapore 738733
Phone
+65 8878 8355
Payment
Invoicing in SGD. PayNow, bank transfer, and corporate PO accepted.

Technical Specifications

JOHNS MANVILLE
Manufacturer Part Number
638331
Type
4 ft W, 1.03, 4 ft x 4 ft
Lg
4 ft
Thick
1 in

Technical Documents

No technical documents available for this product.
Request documentation →
Not sure this is the right part? Get a recommendation.

Need installation or engineering help?

Installation, commissioning, maintenance plans, system design, and bundled product + service quotes — one team handles the full scope.
Talk to an engineer

Ask a question

JOHNS MANVILLE Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The Johns Manville High Temperature Insulation is a calcium silicate board (ceramic fiber type) measuring 4 ft x 4 ft with a 1 in thickness and a density of 1.03. 3G Electric interprets customer demand and delivers this genuine industrial insulation across 14 departments — with specialist depth in combustion, pumps and controls as an authorised distributor — ensuring you get the right solution, not just a catalog.

Frequently Asked Questions

What is Johns Manville calcium silicate insulation used for?

This Johns Manville calcium silicate board is used for high-temperature insulation in industrial applications such as furnaces, boilers, kilns, and process piping. It provides thermal efficiency and fire protection in demanding environments. 3G Electric supplies this genuine insulation across 14 industrial departments.

What are the specifications of Johns Manville 638331 insulation?

The Johns Manville 638331 is a calcium silicate board measuring 4 ft x 4 ft with a 1 in thickness and a density of 1.03. It is designed for high-temperature service and is part of the ceramic fiber insulation category. 3G Electric sources this genuine product for global delivery.

Where to buy Johns Manville high temperature insulation worldwide?

3G Electric supplies Johns Manville high temperature insulation worldwide. We handle full logistics, customs clearance, and delivery to your site. As a global industrial solutions provider, we interpret your demand and deliver the right insulation solution, not just a catalog.

How to install Johns Manville calcium silicate boards?

Install Johns Manville calcium silicate boards by cutting to size with a carbide-tipped blade, fitting tightly between supports, and securing with mechanical fasteners or adhesive rated for the service temperature. Avoid gaps to maintain thermal performance. 3G Electric can advise on sourcing and application support.

Used in

Common applications for JOHNS MANVILLE
HVAC piping systems — Johns Manville mineral wool 90° elbow insulation (e.g., SKU 19NH44) for thermal and acoustic control on pipe fittings.
Industrial boilers — Johns Manville ceramic fiber insulation boards (SKU 19NE69) for high-temperature thermal insulation of boiler surfaces.
Plumbing systems — Johns Manville mineral wool elbow insulation (e.g., SKU 19NH43) for insulating 90° fittings in commercial plumbing.
Air-handling units — Plenum-rated Johns Manville mineral wool elbow insulation (e.g., SKU 19NH33) for use in air-handling spaces.
Furnaces and kilns — Johns Manville ceramic fiber boards (SKU 19NE69) for lining and insulating high-temperature equipment.
Mechanical pipe fittings — Johns Manville mineral wool elbow insulation (e.g., SKU 19NH60) for thermal insulation in industrial piping networks.
Not sure this is the right part? Photo-identify it→

JOHNS MANVILLE Products

3G Electric supplies JOHNS MANVILLE ceramic fiber insulation boards. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

You might also need

Burners & Combustion →Pumps & Compressors →Spare Parts →All Products →

More from JOHNS MANVILLE

View all JOHNS MANVILLE parts →
Rigid ceramic fiber insulation board measuring 4 ft x 4 ft with 1 in thickness and 1.03 density. Used for high-temperature thermal insulation in industrial applications such as boilers, pipes, and furnaces
JOHNS MANVILLE
Rigid ceramic fiber insulation board measuring 4 ft x 4 ft with 1 in thickness and 1.03 density. Used for high-temperature thermal insulation in industrial applications such as boilers, pipes, and furnaces
Ceramic fiber insulation board for high-temperature applications such as boilers, furnaces, and piping systems. Measures 8 ft x 4 ft with a thickness of 3/4 in and a density of 0.77. Provides thermal efficiency and fire protection in demanding environments
JOHNS MANVILLE
Ceramic fiber insulation board for high-temperature applications such as boilers, furnaces, and piping systems. Measures 8 ft x 4 ft with a thickness of 3/4 in and a density of 0.77. Provides thermal efficiency and fire protection in demanding environments
Ceramic fiber insulation board, 12 in length, 12 in width, 1/2 in thickness, density 0.52. Used for thermal insulation in high-temperature industrial applications such as boilers, furnaces, and piping systems
JOHNS MANVILLE
Ceramic fiber insulation board, 12 in length, 12 in width, 1/2 in thickness, density 0.52. Used for thermal insulation in high-temperature industrial applications such as boilers, furnaces, and piping systems

Customer reviews

No reviews yet — be the first

Questions & answers

No questions yet — ask us the first