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Dow Corning 791 Silicone Waterseal Sealant Brown 310ml

Product Code: 227953

  • Features: Extreme Temperature Resistant, One Part, Ozone Resistant, UV Radiation Resistant
  • Colour: Brown
  • Size: 310 ml
  • Time to Full Cure: 3 (@ 4mm Skin Thickness) days - 24 (@ 2mm Skin Thickness) hrs
  • Container Type: Cartridge
  • Type: Weatherproofing Sealant
  • For Use With: Galvanized Steel, Glass, Masonry
  • Interior or Exterior Use: Exterior
  • Standards Met: ISO 11600-25LM
  • Manufacturer Model No: 4024908 /C05
  • Brand Name: Dow Corning

A low modulus one part silicone sealant that gives excellent unprimed adhesion to both porous and non-porous construction substrates.


£0.80 per 100ML

In Stock
Delivery: Next day available

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A low modulus one part silicone sealant that gives excellent unprimed adhesion to both porous and non-porous construction substrates.

  • Conforms to ISO 11600-25LM and also meets ISO specifications on 9047 class 50 percent
  • Excellent weatherproof characteristics like resistance to ozone, UV radiations and extreme temperatures
  • Joint movement capability +/-50 percent
  • Working time-20 to 30 minutes
  • Fast curing-tack free in 2 hours
  • Application temperature range is -20 to +50 degree Celsius
  • Suitable for weather sealing of curtain walling, building facades and expansion joints
  • Can also be used as a frame sealant

Where and when can Wickes deliver items?

Our 'standard' products are available for next-day delivery (depending on your location and when you place your order).

Wickes delivers 'standard' (non-Big & Bulky) products to mainland UK (Great Britain) addresses, and to The Isle of Wight. We are unable to deliver to other remote and offshore locations.

Please refer to our Postcode Matrix to check whether we can deliver to your area, and if next-day delivery is available.

All products are delivered to the kerbside of the delivery address.

Where our next-day delivery service is available, it applies to 'standard' products that are ordered Monday – Thursday before 6pm.

For orders placed on a Friday before 6pm, we will try to deliver 'standard' products the following Monday.

For orders placed between 6pm on a Friday and 6pm on a Sunday, we will try to deliver 'standard' products the following Tuesday.

Next Day AM delivery is available for only £5 extra

Saturday delivery is available for only £5 extra.

How much will it cost?

Up to £50
Next Day Delivery: £5.95
Next Day AM Delivery: £10.95
Saturday Delivery: £10.95

£50 and over
Next Day Delivery: FREE
Next Day AM Delivery: £5
Saturday Delivery: £5

This delivery information applies to 'standard' products ordered online or by telephone. Unfortunately this product is not currently available to Click & Collect. Visit our Delivery Information page for full delivery details of all our products and delivery methods.

Returns & Refunds 

Set out below is a summary of our Returns & Refunds policies, for full details see our Cancellations, Returns and Refunds policy

Products Which Are Not Required

You can return any unused product to us in its original condition for a refund within 30 days of delivery to you. Please note that we may be unable to accept the return of made-to-measure products unless they are faulty or have been damaged in transit.

Cancellation Rights

You can cancel any online order and receive a full refund (including standard delivery charges) at any time before the product is dispatched or within 14 days starting on the day after delivery.

Please note that if you cancel an order after the product has been delivered, you will be responsible for returning the Product to us at your cost within 14 days of the cancellation of your order. You can arrange for the product to be collected, by us or our nominated carrier, or return the product to your local Wickes store for free, with proof of purchase.

Faulty or Damaged Products

In the unlikely event that a delivered product is faulty or damaged, we will exchange it or provide you with a refund, as long as we are notified of the product's fault within 30 days of it being delivered to you.