Fiamma Rubber Gate Seal Lower/Lip (98659-037)
The Fiamma Rubber Gate Seal Lower Lip (98659-037) is a genuine replacement seal designed for Fiamma portable toilets, helping maintain a secure, leak-proof seal between the waste tank and blade valve.
Made from durable rubber, this small but essential component ensures hygienic operation and prevents odours or leaks, making it ideal for regular maintenance or refurbishment of your toilet system.
📏 Dimensions
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Type: Internal rubber seal (precision fit component)
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Shape: Circular lip seal
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Diameter: Approx. 70–80 mm (typical for Fiamma Bi-Pot seals)
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Thickness: Slim flexible rubber profile
👉 Designed to fit precisely within the toilet valve assembly (not a universal size part)
⚖️ Weight
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Estimated Weight: ~10–20g
👉 Lightweight replacement component
🧰 Compatibility
Designed for use with:
- Fiamma Bi-Pot portable toilets
- Fiamma waste cassette systems
👉 Commonly used in:
- Campervans
- Motorhomes
- Caravans
- Boats
⚙️ Function & Purpose
- Creates a watertight seal between the toilet blade valve and tank
- Prevents leaks and odours
- Ensures smooth operation of the sliding valve
- Maintains hygiene and performance of the toilet system
🔧 Key Features
- Genuine Fiamma replacement part
- Durable flexible rubber construction
- Easy to install and replace
- Helps extend the life of your toilet system
- Resistant to chemicals used in toilet fluids
🛠️ Installation Notes
- Remove old or worn seal carefully
- Clean seating area thoroughly before fitting
- Lightly lubricate with silicone grease (toilet-safe)
- Fit evenly to avoid twisting or leaks
👉 Regular replacement recommended if experiencing leaks or stiffness
📦 Additional Technical Info
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Part Number: 98659-037
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Material: Rubber
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Colour: Black
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Brand: Fiamma
👍 Quick Summary
- Genuine Fiamma part: 98659-037
- Prevents leaks & odours
- Fits Fiamma portable toilets
- Lightweight & easy to replace
- Essential maintenance component
