Sikkens Cetol BL Opaque Semi Gloss Woodstain - 5 Litre - Tinted Colour

Sikkens Cetol BL Opaque is a high build, water-borne opaque coating with a semi-gloss, paint like finish. It covers blemishes in the wood without hiding the natural grain texture. It’s recommended for knotty softwoods or coloured timbers such as Pine, Western Red Cedar and English Oak. An environmentally friendly option that reduces the environmental impact and has a 5 year maintenance cycle.

Can be used as part of a 2 tin system with Sikkens Cetol BL Primer.

• Resists flaking, cracking or peeling
• Low maintenance
• Outstanding covering power and adhesion
• Flexible and vapour permeable formulation for added durability
• Semi Gloss finish

Tinted Colour Information

Tinted paint is custom mixed in house at Next Day Paint using our Sikkens tinting machine. We mix the paint on site, which means we can offer our usual fast delivery with no extra delay. Tinted Colour Match paints can't be cancelled or returned as they are tinted to order.

Area	Exterior
Recommended Use	Exterior soft and hardwoods
Base	Water-Based
Coverage	Up to 12m² per litre
Drying Time	Touch dry in 1 Hour
Re-Coat Time	6 Hours
Recommended Coats	2 Coats
Application Method	Brush, Roller, Conventional Spray
VOC Levels	Low
Clean Up	Remove as much paint as possible from the equipment before cleaning with water

Always ensure the surface to be treated is clean, dry and free from any dust, algae, fungi or moss.

• Resinous deposits should be removed with a scraper.
• Degrease the surface with a lint free cloth and suitable solvent, allow to evaporate fully before applying Sikkens.
• For previously stained or worn wood use a fine sandpaper of 240 grit work in the direction of to abrade the surface the grain.
• Dust down entire surface.
• Fill any cracks, holes or chips, always use a filler designed for timber.

Before applying stir the product thoroughly and test a small area to ensure colour and adhesion. Colours can vary dependant on surface to be treated.

• Do not apply when there is the risk of rain or when temperatures are below 5°C or above 30°C.
• Protect from frost and rain until dry.
• Always ensure product is fully mixed before and during application to ensure consistency in colour.
• Do not thin.
• For application use a good quality, synthetic-fibre brush.
• Apply along the grain in even strokes and avoid over brushing.
• Pay special attention to areas of exposed grain, tops and bottoms of doors and undersides of cills.
• Allow a minimum of 6 hours drying time before overcoating.
• Where appropriate (e.g. windows and doors), carefully denib the coat using a fine grade nylon abrasive pad or a fine grade (P240 or finer) wet or dry silicon carbide abrasive paper.
• Remove all dust.
• Subsequent coatings should be applied as soon as possible after the previous coat has dried, but no sooner than 6 hours, in order to provide full protection.
• Additional preparation may be required if over 3 months between coats.
• Cetol BL Opaque is a two-coat system on most surfaces, however when white or pale colours are being applied over a black or dark substrate, a third coat may be necessary.

Note: Always follow the manufacturer instructions found on the tin.

Q. Can Sikkens Cetol BL Opaque be applied to bare wood?

A. No, on bare wood this can be used as part of a two tin system with Sikkens Cetol BL Primer.

Q. What is Sikkens Cetol BL Opaque?

A. Sikkens Cetol BL Opaque is a high build, paint-like woodstain for use on exterior softwoods and hardwoods. It provides outstanding coverage whilst maintaining the grain texture.

Delivery - All orders placed on a working day before 3pm will be dispatched on the same day for next working day delivery. Orders placed before 3pm on Friday will be delivered on Monday (excluding bank holidays). Orders placed on weekends and Bank Holidays will be dispatched on the next working day. 

Delivery of Tinted Products - Tinted paints are dispatched in line with our express order process, shown below. However, due to their bespoke nature, please allow up to an additional 5 working days to accommodate any potential courier delays or delivery issues before receiving a refund or replacement.

We strongly suggest customers avoid booking tradespeople until they receive their order. Next Day Paint will not be held liable for any costs incurred due to order processing errors, delivery delays, or other issues that may result in financial loss.

Delivery Options

Express Shipping - £3.99

Order by: 3pm, Monday - Sunday

Expected delivery: Next working day, 8am - 9pm

Orders placed on weekends or bank holidays will be dispatched on the next working day for delivery on the following day

AM Delivery - £12.99

Order by: 2pm, Monday - Sunday

Expected delivery: Next working day by 2pm

Orders placed on weekends or bank holidays will be dispatched on the next working day for delivery on the following AM

Late Cut-Off - £5.99

Order by: 4pm, Monday - Friday 

Expected delivery: Next working day, 8am - 9pm

Orders placed on weekends or bank holidays will be dispatched on the next working day for delivery on the following day

Saturday Delivery - £9.95

Order by: 2pm, Friday 

Expected delivery: Saturday, 8am - 9pm

Standard Delivery (Out of Zone Postcodes Only) - £6.99

Order by: 3pm, Monday - Sunday 

Expected delivery:  3-5  working days, 8am - 9pm

Orders placed on weekends or bank holidays will be dispatched on the next working day for delivery on the following day

We do not deliver to the Channel Islands or the Republic of Ireland

Certain postcodes delivery times and charges may vary please head to the cart to see your available delivery options.

Returns

We offer a 14 day money back guarantee for all goods shipped correctly that are not required. If the item is not required, please send the item back for a full refund in its original condition, unused with its original packaging. Please note return for unwanted item is at your own expense.

Contact us as soon as possible to inform us you will be returning the product either by a contact form or by calling our team on 0161 960 0217.

All tinted paint purchases are final and non-refundable. If you're unsure about your selection, please refer to the product listing or contact us for guidance before ordering. Once mixed, tinted paints cannot be returned or refunded, regardless of delivery delays or changes in circumstances.

While we aim to meet delivery timelines, we are not responsible for delays caused by couriers, weather, or other external factors.

We recommend ordering samples or colour charts before purchasing. While we strive to represent colours accurately, screen settings and surface types can affect appearance. Opened tins cannot be returned due to dissatisfaction with colour.

For non-tinted products, we offer a 14-day money-back guarantee. Items must be returned unused, in original condition and packaging, at your own expense.

Damaged Paint

Please visit our damages page, where we can help resolve the issue for you. 

Incorrect Item

If we have sent you a different item from what you ordered, we will be happy to organise an exchange for the correct goods at no extra charge to yourself, please get in touch to organise this.

Faulty Items

Faulty items can be refunded or exchanged within 30 days. All returns are tested, and if no fault is found, no refund will be issued you'll have the option to have the item returned. For faults discovered after 30 days, please contact the manufacturer for further support.