Online Electrical Supplies Since 2003

Helpline +44 (0) 1903 255424
Mon-Fri 8am - 5pm

We accept Maestro, Visa, MasterCard, Solo and Paypal

Fastlec Sales +44 (0) 1903 255424
Mon-Fri 8am – 5pm
Home
Contact Us
Help
My Account

Advanced Search

Please click for Christmas Opening Times

FREE DELIVERY on orders over £50 to most UK areas (Highlands and Islands orders over £100)

(see Shipping & Returns for full details on UK regional and international shipping)

Shopping Cart [more]

Your cart is empty.

Search by Manufacturer

Categories

Alarms
Cable
Cable Accessories
CCTV
Ceiling Fans
Consumer Units
Control and Automation
Door Entry Systems
Electric Showers
Enclosures
Extractor Fans
Fly Killers
Hand Dryers
Light Bulbs
Light Fittings
Lighting Sensors
Oscillating Fans
Space Heating
Switches and Sockets
Switchgear
Timers
Tools
Ventilation Ducting
  ♦Flat Ducting
  ♦Round Ducting
  ♦Thermal Duct Insulation
    ♦Domus Thermal Duct Insulation
    ♦Insulated ThermaPipe 100 Range
    ♦Insulated ThermaPipe 125 Range
    ♦Insulated ThermaPipe 150 Range
    ♦Insulated ThermaPipe Accessories
  ♦External Grilles & Outlets
  ♦Internal Grilles & Outlets
  ♦Roof Cowls
  ♦Air Extract or Supply Valves
  ♦FireBrake Intumescent Fire Protection
  ♦Hose Kits For Cooker Hoods & Tumble Dryers
  ♦Passive Air Supply Sets
Water Heaters

Featured Products

Specials [more]

Guardcam Security Camera LED Floodlight

Guardcam Security Camera LED Floodlight

£142.50
£118.08 Inc VAT
Save: 17%
£98.40 Ex VAT

Vortice Lineo 100 Q Low Noise Mixed Flow Inline Fan

Vortice Lineo 100 Q Low Noise Mixed Flow Inline Fan

£100.72
£75.54 Inc VAT
Save: 25%
£62.95 Ex VAT

Vortice Quadro Medio T Surface Centrifugal Fan

Vortice Quadro Medio T Surface Centrifugal Fan

£85.68
£69.30 Inc VAT
Save: 19%
£57.75 Ex VAT

Vortice Punto 5" Axial Fan M120-5

Vortice Punto 5" Axial Fan M120-5

£43.19
£25.92 Inc VAT
Save: 40%
£21.60 Ex VAT

MK 13A 2G DP Switch socket K2747 WHI

MK 13A 2G DP Switch socket K2747 WHI

£4.74
£3.34 Inc VAT
Save: 30%
£2.78 Ex VAT

MK Masterseal Plus Socket 2 Gang Switched IP66 Grey K56482

MK Masterseal Plus Socket 2 Gang Switched IP66 Grey K56482

£44.35
£35.28 Inc VAT
Save: 20%
£29.40 Ex VAT

Xpelair Xodus XX100T Extract Timer Fan

Xpelair Xodus XX100T Extract Timer Fan

£13.48
£10.79 Inc VAT
Save: 20%
£8.99 Ex VAT

Vent Axia VA100SVXH12 LV Humidity Fan with Shutter

Vent Axia VA100SVXH12 LV Humidity Fan with Shutter

£139.31
£117.18 Inc VAT
Save: 16%
£97.65 Ex VAT

Megaman 4W LED Clear Candle 2800K BC

Megaman 4W LED Clear Candle 2800K BC

£15.38
£9.23 Inc VAT
Save: 40%
£7.69 Ex VAT

Megaman MODO LED 3W GU10 Spotlight Warm White

Megaman MODO LED 3W GU10 Spotlight Warm White

£13.30
£4.79 Inc VAT
Save: 64%
£3.99 Ex VAT

Megaman LED AR111 GU10 15W 8 Deg Cool White

Megaman LED AR111 GU10 15W 8 Deg Cool White

£53.99
£30.00 Inc VAT
Save: 44%
£25.00 Ex VAT

Megaman MODO LED 3W GU10 Spotlight Cool White

Megaman MODO LED 3W GU10 Spotlight Cool White

£9.13
£5.26 Inc VAT
Save: 42%
£4.38 Ex VAT

Megaman MODO LED 5W GU10 40 Deg Cool White

Megaman MODO LED 5W GU10 40 Deg Cool White

£15.96
£10.00 Inc VAT
Save: 37%
£8.33 Ex VAT

Megaman 14w G53 AR111 Dimming LED 20V Warm White 8 Deg

Megaman 14w G53 AR111 Dimming LED 20V Warm White 8 Deg

£47.94
£30.00 Inc VAT
Save: 37%
£25.00 Ex VAT

Megaman 14w G53 AR111 Dimming LED 20V Cool White 24 Deg

Megaman 14w G53 AR111 Dimming LED 20V Cool White 24 Deg

£47.94
£30.00 Inc VAT
Save: 37%
£25.00 Ex VAT

Megaman 14w G53 AR111 Dimming LED 20V Cool White 45 Deg

Megaman 14w G53 AR111 Dimming LED 20V Cool White 45 Deg

£47.94
£30.00 Inc VAT
Save: 37%
£25.00 Ex VAT

Vortice Vort Notus 100mm Continuous Vent Timer Fan

Vortice Vort Notus 100mm Continuous Vent Timer Fan

£110.22
£71.71 Inc VAT
Save: 35%
£59.76 Ex VAT

Lumineux High Output 4.5 Watt GU10 LED Lamp Warm White

Lumineux High Output 4.5 Watt GU10 LED Lamp Warm White

£9.95
£8.34 Inc VAT
Save: 16%
£6.95 Ex VAT

Lumineux High Output 4.5 Watt GU10 LED Lamp Cool White

Lumineux High Output 4.5 Watt GU10 LED Lamp Cool White

£9.95
£8.34 Inc VAT
Save: 16%
£6.95 Ex VAT

Lumineux High Output 4.5 Watt GU10 LED Lamp Daylight

Lumineux High Output 4.5 Watt GU10 LED Lamp Daylight

£9.95
£8.34 Inc VAT
Save: 16%
£6.95 Ex VAT

Vent-Axia Lo Carbon VA100 SELVXHP Humidity Pullcord Fan with Shutter

Vent-Axia Lo Carbon VA100 SELVXHP Humidity Pullcord Fan with Shutter

£211.86
£160.00 Inc VAT
Save: 24%
£133.33 Ex VAT

Megaman 191123 7w Golf Ball Ping Pong Lamp ES

£6.36
£4.87 Inc VAT
Save: 23%
£4.06 Ex VAT

Megaman 940431 11w Compact Classic GLS Globe

£5.40
£4.79 Inc VAT
Save: 11%
£3.99 Ex VAT

Megaman 210176 20w Compact Classic GLS ES

£5.99
£3.64 Inc VAT
Save: 39%
£3.03 Ex VAT

Megaman 319121 20w Liliput with lamp protector ES

Megaman 319121 20w Liliput with lamp protector ES

£4.12
£3.74 Inc VAT
Save: 9%
£3.12 Ex VAT

Megaman 14w G53 AR111 Dimming LED 20V Cool White 8 Deg

Megaman 14w G53 AR111 Dimming LED 20V Cool White 8 Deg

£47.94
£30.00 Inc VAT
Save: 37%
£25.00 Ex VAT

Silavent SLP100TB 100mm Low Profile Axial Fan with Timer

£24.01
£20.15 Inc VAT
Save: 16%
£16.79 Ex VAT

Greenwood Airvac CV2GIP Unity Any Room Extractor Fan

Greenwood Airvac CV2GIP Unity Any Room Extractor Fan

£97.20
£76.80 Inc VAT
Save: 21%
£64.00 Ex VAT

JCC JC94170WH Fireguard Plus 5W LED Downlight White

JCC JC94170WH Fireguard Plus 5W LED Downlight White

£23.48
£18.78 Inc VAT
Save: 20%
£15.65 Ex VAT

Channel Glen Mini LED Maintained Emergency Downlight

Channel Glen Mini LED Maintained Emergency Downlight

£82.36
£47.99 Inc VAT
Save: 42%
£39.99 Ex VAT

Follow us ...

Follow us on Twitter

Find us on Facebook

Fastlec Blog

Read our Blog

Home / Ventilation Ducting / Thermal Duct Insulation

Thermal Duct Insulation

Categories

Domus Thermal Duct Insulation		Insulated ThermaPipe 100 Range		Insulated ThermaPipe 125 Range		Insulated ThermaPipe 150 Range

Insulated ThermaPipe Accessories

Thermal Duct Insulation

Thermal duct insulation provides insulation to round or rectangular domestic ventilation ducting that passes through cold areas significantly reducing heat loss and dramatically reducing or even eliminating condensation.

Copyright © 2003-2013 Fastlec

SSL