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Trade Prices. Maximum Choice.
Trade Prices. Maximum Choice.
Timloc Underfloor Vent Horizontal Rear Extension - + 100mm
Timloc Underfloor Vent Horizontal Rear Extension - + 100mm
Timloc Underfloor Vent Horizontal Rear Extension - + 100mm
Timloc Underfloor Vent Horizontal Rear Extension - + 100mm
Timloc Underfloor Vent Horizontal Rear Extension - + 100mm
Timloc Underfloor Vent Horizontal Rear Extension - + 100mm
Timloc Underfloor Vent Horizontal Rear Extension - + 100mm
Timloc Underfloor Vent Horizontal Rear Extension - + 100mm

Timloc Underfloor Vent Horizontal Rear Extension - + 100mm

Shop All TIMCO
SKU LOC1206-TIM
£7.99 - £70.99
£7.99
£7.99 - £70.99
£7.99
Size: + 100mm
Mix & Match multibuy — buy any 2 or more and save 5% MULTIBUY — Mix & match, buy any 2+ & save 5% Combine any products in our 5% Mix & Match range — discount applied automatically in your basket. No code needed.
Collection & Delivery
Click & Collect — our Northampton store Collect from our Northampton store · FREE
Home Delivery FREE over £75
Shipping information


We work hard to get your order out quickly and securely.

  • Fast Dispatch – Orders are processed promptly once placed.
  • Trusted Couriers – We use reliable delivery partners.
  • Clear Costs – Shipping is calculated at checkout, based on size and weight.
  • Peace of Mind – We’ll keep you updated every step of the way.
Returns & warranty
  • 28 Days to Return – If it’s not right, just bring it back in its original condition.
  • Quick Refunds – Once we’ve checked your return, we’ll refund you promptly.
  • Clear & Fair – Some items (like cut-to-size or opened packaging) can’t be returned, but we’ll always let you know upfront.

Timloc Underfloor Vent Horizontal Rear Extension - + 100mm — genuine TIMCO trade stock, sold as the pack (Single, Box of 20, Box of 10). Choose your size above.

To provide ventilation below suspended ground floors. Telescopic and adjustable to suit numerous brick courses.

Sizes in this range

Size Pack Barcode Code
+ 100mm Single 5036889006654 LOC1206
+ 115mm Box of 20 5036889006647 LOC1203
+ 150mm Box of 20 5036889006623 LOC1204
5 to 7 courses Box of 10 5036889011634 LOC1201XL
To suit 110mm Single 5036889006630 LOC1205
Up to 5 courses Box of 20 5036889006609 LOC1201
🔨 Trade Prices for Everyone

Why pay more? We keep our prices rock-bottom so whether you’re a trade professional or DIYer, you always get the best deal.

🏠 Local & Independent


We’re Northampton’s trusted family-run store, supporting local people with great products and honest service.

🚚 Easy Pickup or Local Delivery

Order online and collect in-store, or get heavy items like blocks and cement delivered straight to your site.

👍 Friendly, Helpful Service

Our staff know their stuff — whether it’s building materials, DIY or garden, we’re here to help you get the job done.

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Timloc Underfloor Vent Hori...
£7.99