Velux Edl Mk04 2000 Slate Flashing Inc Bdx

Product Code
23EDLMK042000

For use with our MK04 Velux Roof Window (Sold Separately) 

€179.95 €146.30
/ Price Per ITEM
44 in stock
Zones 1 & 2 delivery 5 - 7 working days
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The Pro+ (2000) flashing set comes with underfelt collar (BFX) for a 
watertight seal between the roof window and the roof and insulation 
collar (BDX) for reduction of heat loss and eliminating cold bridges

Used for Slate EDL
• For slate up to 8 mm thick 
• Not for interlocking slate See EDW for details
• Roof pitches from 15°-90°

Insulation collar BDX
• Insulates around the roof window frame, reducing heat loss and eliminating cold bridges
• Flexible insulation collar can be compressed for quick installation
• The combination of rigid and flexible foam ensures a tight, energy-efficient installation to the roof construction

Underfelt collar BFX
• Ensures a perfect fit and watertight seal between the roof window, battens, and the roofing underfelt
• Easy to fit. Simply place on top of the roof window and unfold 
• An adjustable and self-supporting drainage gutter is included in the BFX. This leads the water away from the head of the roof window if there is a leak above
More Information
Barcode5702327205216
BrandVelux
Provided byTJ O'Mahony
Delivery Rulelarge & heavy

Last update: 17 August 2026

We offer reliable delivery services throughout the Republic of Ireland, with straightforward delivery charges for both trade and DIY customers. Delivery options are confirmed at checkout based on your order and delivery Eircode.

Delivery Charges & Delivery Times

Delivery TypeDelivery AreaDelivery ChargeDelivery Time
Small ItemsRepublic of Ireland€9.993–4 working days
Large & Heavy*Standard delivery area€29.995–7 working days
Extra Large*Standard delivery area€50.005–7 working days
Paint 5L or less**Standard delivery area€19.995–7 working days

Small Items

Delivery area
Republic of Ireland
Charge
€9.99
Delivery time
3–4 working days

Large & Heavy*

Delivery area
Standard delivery area
Charge
€29.99
Delivery time
5–7 working days

Extra Large*

Delivery area
Standard delivery area
Charge
€50.00
Delivery time
5–7 working days

Paint 5L or less**

Delivery area
Standard delivery area
Charge
€19.99
Delivery time
5–7 working days

*Standard delivery policy. Promotional delivery rates may apply during campaigns.

Additional Information

  • FREE delivery on eligible Small Items and Large & Heavy orders over €1,499, within the standard delivery area only.
  • Special Order and Catalogue Products require an additional 5 working days.
  • FREE collection of old appliances is available through WEEE Ireland when purchasing qualifying large appliances.
  • FREE Click & Collect is available for items in stock at your selected branch.
  • Large & Heavy and Extra Large items are available within our standard delivery area only.
  • Restricted delivery areas (Large & Heavy and Extra Large items): A75, A81, A91, F12, F23, F26, F28, F31, F35, F42, F45, F52, F56, F91, F92, F93, F94, H12, H14, H16, H18, H23, H71, N39, N41, P12, P14, P17, P24, P25, P31, P32, P36, P43, P47, P51, P72, P75, P81, P85, T12, T23, T34, T45, T56, V15, V23, V31, V92, V93.
  • Paint delivery Paint in tin cans 5L or less is available for delivery. Larger sizes and paint supplied in plastic buckets are available for Click & Collect only.
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30-Day Returns

TJ O'Mahony offers a 30-day returns policy on eligible unused products, giving you additional time beyond the statutory 14-day cooling-off period applicable to most online consumer purchases.

Eligible products can be returned for a refund or exchange within 30 days of delivery or collection, provided they are unused, in their original and re-saleable condition, complete with all supplied parts and accessories, and accompanied by proof of purchase.

Please note: Return restrictions apply to certain products, including Mixed Paint, certain Bagged Building Products, Solid Fuel, Special Order, Non-Stock and Catalogued Products. Your statutory rights in relation to faulty, damaged, incorrectly supplied or non-conforming goods are not affected.

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