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  • Osmo WR Base Coat Aqua 4005 Protective Impregnator Preservative

Osmo WR Base Coat Aqua 4005 Protective Impregnator Preservative

From £17.08 ex. VAT
£20.50 ex. VAT inc. VAT
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  • For exterior timber. Extremely water resistant.
  • Resistant to algae, mould, mildew and fungi
  • Reduces wood swelling and shrinkage
  • 1 litre covers approx 8 m² with 1 coat. Only 1 coat required
  • No future applications required.

Osmo WR Base CoatAqua is a clear wood impregnation for exterior use. It is a preventive preservative against vegetable pests such as blue stain, rot and mildew.
Osmo WR Base CoatAqua penetrates easily and deeply into the wood, is water repellent, and reduces swelling and shrinking. It has a very low odour during application and is completely odourless when dry.
Osmo WR Base CoatAqua is furnished with active ingredients against blue stain, rot and mildew in accordance with the latest results in technical research, and is in accordance with rules and regulations now valid in countries of the European Community.

Recommended use:
Protective treatment of all exterior woodwork.

Active ingredients: Propiconazol 0.9 % w/w, Sunflower oil resin, water-repellent additives, siccatives (drying agents).

Wood surface must be clean, dry (maximum moisture content 20 %), and free from old paints and stains. It must also be unfrozen.

By brushing or brushing machine, dipping, or spraying in an enclosed apparatus.

Osmo WR Base CoatAqua is ready to use - please do not thin. Apply liberally - on all sides of the wood if possible.

1 litre covers approx 8 m² with 1 coat. Only 1 coat required

Drying time:
approx. 12 hours
Further treatment of the wood:
Osmo WR Base CoatAqua is not a finishing treatment.
To ensure long-lasting beauty and achieve full protection of the wood, surface must be treated with a protective wood finish (such as Osmo One Coat Only, Wood Oils, Opaque Gloss Wood Stain, Country Colour, Fence and Garden Stain or Osmo Wood Stain and Protection for an overall wood protection) within three months.

Cleaning of tools:
With water.

* Use biocides safety. Always read the label and product information before use.
Wear suitable protective clothing (overalls) and synthetic rubber/PVC gloves when using.
Do not contaminate food staffs, eating utensils or food contact surface. Cover water storage tanks before application.
This material and its container must be disposed of in a safe way.
Unprotected persons and animals should be kept away from treated areas for 48 hours or until surfaces are dry. For outdoor use only. Dangerous to fish and other aquatic life. Do not contaminate watercourses or ground. All bats are protected under the Wildlife and Countryside Act 1981. Before treating any structure used by bats, consult English Nature, Scottish Natural Heritage or the Countryside Council for Wales. Wash splashes from skin or eyes immediately.
Wash hands and exposed skin before meals and after use. Keep in original container, tightly closed, in a safe place.


There are two types of products that you can order from Period Property Store, which will affect delivery:

   1. 'Standard' products are products that do not fall into our 'Big & Bulky' category.
   2. 'Big & Bulky' products require palletised or specialist courier delivery.

Our 'Standard Parcel Delivery' & 'Next Day Parcel Delivery' options are not available for products marked 'Big & Bulky'

All orders are subject to product availability. We aim to process all orders within five working days.

Depending on your delivery postcode and which products you order, delivery charges may apply.

All delivery times and dates are estimates. We will try our best to meet the delivery estimates we have given you but shall not be responsible for any failure to deliver ordered products within these stated time frames. We will let you know if we cannot deliver your products within 30 days of when we receive payment from you, and give you the opportunity to either wait for the products or cancel your order. If you choose to cancel your order we will give you a full refund.

Our next day delivery service applies to working weekdays only and does not include weekends or bank holidays. This service is available up until 14:00 GMT on the day of placing an order. Orders received after 14:00 GMT with be dispatched on the following working weekday.

We are not able to process orders or deliver on UK bank holidays and Sundays.

We strongly recommend that you do not book fitters or tradesmen until your order has actually been delivered and checked by you. We cannot be held responsible for any third-party charges incurred due to non-delivery of an order, or orders that have not been checked on delivery.

All orders will be delivered to a single address. For security reasons your first order using a credit/debit card for the first time when placed online or by phone will need to be delivered to the cardholder's address. Subsequent orders can then be made to an alternative address.

We will always endeavour to make one single delivery to you wherever possible to minimise any inconvenience. This means that when your order contains a mix of products with different delivery lead times, the longest lead time will apply to the whole order.

All deliveries must be received and signed for by a person over the age of 18. If no-one is available to take the delivery, we will leave details at the address to rearrange delivery. We may need to make an additional handling charge for redelivery. Should no-one be available to take the redelivery we may cancel the order and refund your money, excluding any delivery charges.

Due to insurance guidelines, delivery personnel are unable to enter private residences. The recipient of the products is responsible for any additional lifting once the delivery has been made.

For orders requiring palletised delivery the haulage company will attempt to deliver pallets as close as possible to your required position, usually to the closest hard-standing area. The haulage company is under no obligation to remove items from the pallet, nor carry items into your property. You should warn the Company if there is restricted access, soft or gravelled driveways.

Please ensure you provide your telephone number and e-mail address when you place your order.

Returns and Refunds:

You may return an item for any reason within 14 days from the date of delivery and we promise to give you a refund, excluding any original delivery costs incurred. We shall not be liable for the return cost of any non faulty product. Any faulty/damaged item may be returned for a refund within 30 days of delivery.

Certain products will be subject to a restocking fee, which will be deducted from any refund given. Please request further details prior to arranging the return of an item.

Certain products will be subject to a restocking fee, which will be deducted from any refund given. Please request further details regarding this prior to arranging the return of an item.

In the unlikely event that an item has been damaged during delivery, we will exchange the item or provide you with a full refund. Notification of any defect must be made within 5 days of the product being delivered to you, and return of the item must be with 14 days of delivery. We reserve the right to inspect all returned products prior to agreeing to any part-refund, full refund or product exchange.

Certain products offered on the website have specific, stated delivery times which supersede the standard delivery proposal (please see individual product details on the website).

Please note that made-to-measure items may not be returned unless they are faulty. This includes, but is not limited to, sectional radiators.

All refunds will be made within 30 days of notification to the account originally used to purchase the product.

Please contact us for more information

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