25.5mm Pond Glass Window

Looking to enhance your garden landscaping with a sunken garden pond or a raised pond with a viewing window? Whether you’re just getting started or you’re a seasoned Koi keeper, our premium pond window glass offers the perfect solution. Designed for strength, clarity, and durability, our pond viewing windows make it easy to enjoy your fish and aquatic plants from a unique perspective.

All of our pond glass windows are fabricated in-house by our specialist team, using two layers of 10mm clear toughened glass laminated together with a 1.5mm thick EVA interlayer. This process ensures maximum strength, safety, and long-lasting quality, making our pond window glass suitable for both residential and professional pond installations.

Key Features of Our Pond Window Glass

Toughened & Laminated Glass with EVA interlayer for safety and durability

Heat-soaked for added strength to reduce the risk of breakage

All edges polished for a clean, professional finish

Average lead time of 12–14 working days for dispatch

Free mainland UK delivery (excluding certain postcodes listed below)

Pond Glass Thickness Guide

For the best performance and safety, we recommend the following thickness for your pond viewing window glass:

21.5mm – up to 400mm deep and 1400mm wide

25.5mm – up to 550mm deep and 1600mm wide

33mm – up to 900mm deep and 2000mm wide

39mm – up to 1000mm deep and 3000mm wide

44.5mm – up to 1200mm deep and 3500mm wide

Custom-Made Pond Glass Windows

Each pond window glass panel is made to order, ensuring a perfect fit for your pond design. By placing an order, you agree to a 24-hour window for any cancellations or amendments. After this period, changes may still be possible but could incur additional charges.

Delivery & Handling

All our deliveries are curbside only. Pond window glass panels are typically delivered by pallet or loose from the back of a specialist glass-carrying van. Please ensure you are prepared to receive and handle the panels correctly. Our team is happy to provide advice on safe handling and installation.

Pond Window Maintenance

To keep your pond glass looking clear and performing at its best, regular upkeep is essential. Take a look at our guide on how to maintain your pond window
 for practical tips on cleaning, care, and long-term maintenance.

Delivery Exclusions

Postcodes where free delivery does not apply (we will contact you for additional delivery charges):
AB, BT, CT, DD, DG, EH, FK, G, IV, KA, KW, KY, ML, PA, PH, PL, TD, TN23–30, TR

Please note all pond windows may have a production tolerance of ±3mm, so please allow for this when placing your order.