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Is there are guarantee with my Powershed or Decking Kit?Updated 7 days ago

Every new Powershed and Decking Kit purchased on the powersheds.com website or through an approved Powersheds retailer comes with either our free 10 or 20 year guarantee on the timber against timber rot, decay and insect infestation (if the building has been properly maintained).

The exact details



Our timber guarantee covers timber against:In the unlikely event that a defect arises through proven timber failure as above, Powersheds guarantees to make good or replace the timber or whole shed/decking kit in question. 

*Powersheds cannot be responsible for any associated installation costs.

Key terms and conditions

  • Guarantee applies to Powersheds and Decking Kit purchased in the UK only;


  • The product must be used with a suitable base – all sheds and decking kits need installing on a suitable firm and level base;


  • The dip-treated Powersheds range must be treated with a high-quality wood preserver within 1 year of delivery (internally and externally) and annually thereafter.

The pressure-treated Premium Powersheds range must be treated as soon as possible after delivery, as soon as the timber is dry (internally and externally) and annually thereafter with a high-quality wood preserver.


  • Felt & EPDM roofing are subject to the supplier's guarantee terms.


  • Airflow is important to both the longevity and overall comfort inside of your building, especially in the colder months. Proper airflow is required to prevent condensation, mildew and spores. Ensuring the building is kept ventilated, Look to add external ventilation, as well as keeping the door open when possible to help dry out the building.


Full terms and conditions

  • This guarantee applies only to goods purchased from an authorised approved retailer or the powersheds.com website. If the item has been transferred from the customer to another individual or third party then the guarantee becomes invalid;


  • This Guarantee applies to each and every Powershed and decking kit purchased in the UK only, and not to any other products purchased from Powersheds; its authorised retailers, or any other vendor;


  • Any claim must be submitted in writing by the original purchaser or to the supplying retailer within one month of the apparent defect becoming evident;


  • Under the law, the Contract of Sale exists between the retailer and the consumer. Consequently, any claims made under this guarantee must be made through the retailer from whom the building was purchased. If your retailer is no longer in business then please contact Powersheds on 01274 036 577;


  • The claim must be supported by proof of purchase – original email confirmation or sales receipt; 


  • If the product in question has been discontinued and cannot be repaired then Power reserves the right to supply an equivalent alternative. 


  • We reserve the right not to honour claims under this Guarantee at our discretion, in any circumstances, which include, but are not limited to, the following:
    • (a) the fault complained of relates to normal natural timber movement, maturing, or changes in appearance, including movement, warping, splitting, or appearance of knot holes or natural splits. This will not affect the structural integrity of the building and is therefore not covered by a guarantee; 
    • (b) the fault complained of is normal wear and tear which could reasonably be expected to result from the lshed/decking kit being used in accordance with our instructions; 
    • (c) the fault is the result of any kind of accident, abuse, negligence or wilful damage whether by you or any other person, animal, weather event or otherwise; 
    • (d) the fault is the result of a force majeure event or act of nature beyond our reasonable control, including but not limited to fires, floods or natural disasters; 
    • (e) where you attempt to alter or repair the building or decking kit (aside from applying preservers or Powersheds approved recommended extras such as shelving) without our approval, consent or instruction; 
    • (f) Powershed's installation instructions have not been followed; 
    • (g) the product has not been used with a suitable base – all buildings and decking kits need installing on a suitable firm and level base; 
    • (h) the product has not been treated immediately after assembly (pressure treated) or within one year (dip treated) and annually thereafter, with a high quality wood preserver as per the maintenance advice; 
    • (j) the product has come into contact with any trees or exterior walls which could allow moisture to penetrate the timber;
    • (k) the felt or EPDM has been damaged or incorrectly fitted allowing water ingress


  • Following an approved repair, the guarantee will remain valid from the date of the original purchase;


  • Upon seeking to claim under this Guarantee, Powersheds may require you to supply photographs of the entire building or decking kit and any visible fault. These photographs will be used to, in part, to determine whether a replacement is necessary. Powersheds is the sole arbiter of whether the timber is faulty and qualifies for a replacement or repair under this Guarantee. Failure to send sufficient quality or quantity of photographs of the fault where Powersheds has required you to supply same may result in a replacement or repair being delayed or the shed not being replaced;


  • This Guarantee is in addition to, and does not affect, your statutory rights in relation to defective products as set out in clause 11 of our Terms, the Consumer Rights Act 2015, the Consumer Contracts (Information, Cancellation and Additional Charges) Regulations 2013 and any other relevant consumer protection legislation from time to time in force in the UK;


  • This guarantee is not transferable. The terms of this guarantee are governed by English Law. 


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