- Bathroom & Cubicle Hardware
- Cabinet & Shelf Hardware
- Door Closers & Fire Exit Hardware
- Door Furniture
- Electrical and Lighting
- Gate, Fence & Balustrades
- Hinges
- Locks, Safety & Security
- Screws, Fixings & Adhesives
- Seals and Intumescents
- Sliding Door Gear
- Tools, Decorating & PPE
- Window Furniture & Hardware
- Kitchen
Menu
- Bathroom & Cubicle Hardware
- Cabinet & Shelf Hardware
- Door Closers & Fire Exit Hardware
- Door Furniture
- Electrical and Lighting
- Gate, Fence & Balustrades
- Hinges
- Locks, Safety & Security
- Screws, Fixings & Adhesives
- Seals and Intumescents
- Sliding Door Gear
- Tools, Decorating & PPE
- Window Furniture & Hardware
- Kitchen
- Back
- View All
- Cabinet Fittings & Lighting
- Cabinet Handles & Knobs
- Shelving & Brackets
- Storage Solutions
- Drawers
- Cabinet Hardware
- Back
- View All
- Bricklaying Tools
- Cleaning Supplies & Lubricants
- Hand Tools & Storage
- Ladders & Workstands
- Measuring & Marking Tools
- Painting & Decorating
- Power Tool Blades, Bits & Accessories
- PPE
- Sanding
- Woodworking Tools
- Power Tools
- Back
- View All
- Alarms, CCTV & Safes
- Door Locks, Latches & Security
- Safety
- Signs
- Mortice Locks and Latches
- Back
- View All
- Commercial Lighting
- Downlights
- Heating and Ventilation
- Home Lighting
- LED Strip Lights
- Light Bulbs
- Outdoor and Garden Lights
- PIR Motion Sensors
- Smart Switches and Receivers
- Sockets and Switches
- Back
- View All
- Casement Hardware
- Sash Hardware & Weights
- Window Locks & Security
- Window Operating Systems
- Window Ventilation
- Back
- View All
- Patio Door Kits
- Pocket Door Kits
- Sliding and Bi-Fold Door Gear
- Wardrobe and Cabinet Door Gear
- Heavy Duty Sliding & Folding Door Gear
- Moveable Wall Systems
- Sliding & Folding Door Gear for Furniture
- Back
- View All
- Door Closers & Controls
- Door Holders & Stops
- Fire Door Kits
- Panic & Fire Exit Hardware
- Back
- View All
- Kitchen Appliances
- Kitchen Bins
- Kitchen Storage & Accessories
- Kitchen Ventilation
- Sinks & Taps
- Worktops & Splashbacks
- Height-Adjustable & Accessible Fittings
- Back
- View All
- Bar Rail & Fittings
- Cable Management
- Catches Latches & Stays
- Legs Feet & Castors
- Radiator & Cabinet Grilles
- Splashbacks
- Worktop Edging
- Back
- View All
- Bell Pushes
- Centre Door Knobs
- Cylinder Pulls
- Door Knockers
- Door Numbers and Letters
- Door Peepholes and Viewers
- Front Door Furniture Sets
- Letter Boxes and Plates
- Post Boxes
- Back
- View All
- Gate Accessories
- Gate Bolts
- Gate Cabin Hook & Eyes
- Gate Catches
- Gate Closers
- Gate Handles
- Gate Hasp & Staples
- Gate Hinges
- Gate Latches
- Gate Wheels
- Back
- View All
- Bar Handles
- Bow Handles
- Cup Pull Handles
- D Pull Handles
- Drop/Pendant Handles
- Flush/Inset Handles
- Furniture Knobs
- Gola Profiles
- Handles with Label
- Other Cabinet Handles
- Profile Handles
- Pull Handles
- T-Shape
- Trim Handles
- Back
- View All
- Door Handle Packs
- Door Pull Handles
- Lever Door Handles on Backplate
- Lever Door Handles on Rose
- Thumb Latches
- uPVC Door Handles
- Back
- View All
- Cabin Hooks
- Coat Hooks and Racks
- Door Handle Spindles
- Door Kick Plates and Push Plates
- Door Vision Panels and Portholes
- Escutcheons and Key Hole Covers
- Finger Protection
- Back
- View All
- Furniture Brackets & Fixings
- Racking
- Shelving Brackets
- Single Slot Shelving System
- TV Brackets
- Twin Slot Shelving System
- Back
- View All
- Circular Saw Blades
- Drill Bits
- Drill Guides & Jigs
- Driver Bits
- Jigsaw Blades
- Multi Tool Blades
- Router Cutters
- Power Tool Accessories
- Back
- View All
- Dust Sheets & Tarpaulin
- Paint Brushes
- Paint Rollers
- Scrapers
- Painting and Decorating Tools
- Back
- View All
- Brush Seals
- Double Door Seals
- Glass Door Seals
- Glazing Tapes
- Joinery Seals
- Vertical Sash Window Seals
- Weatherstrips
- Back
- View All
- Access Control Systems
- Budget & Cabinet Locks
- Code Operated Locks
- Cylinder Locks
- Fire Brigade Locks
- Mortice Locks & Latches
- Multipoint Door Locks
- Nightlatches
- Padlocks Chains & Security Devices
- Rim Locks & Latches
- Specialist Locks
- Door Locks and Latches
- Keypad and Code Operated Locks
- Back
- View All
- Ear Defenders & Ear Plugs
- Face Masks & Respirators
- Gloves
- Hard Hats & Safety Helmets
- Hi Vis & Workwear
- Knee Pads
- Safety Glasses & Safety Goggles
- Back
- View All
- Hammers & Mallets
- Hand Saws
- Pliers, Cutters & Snips
- Screwdrivers & Allen Keys
- Sockets, Spanners & Wrenches
- Staples & Staple Guns
- Toolboxes, Bags & Belts
- Van Storage
- Back
- View All
- Appliance Switches
- Blanking Plates
- Cooker Switches
- Dimmer Switches
- Ethernet Sockets
- Euro Modules
- Fan Isolator Switches
- Fused Spurs
- Light Switches
- Outdoor Sockets and Switches
- Plug Sockets
- Pop Up Sockets
- Shaver Sockets
- TV Sockets
- USB Sockets
- White Plastic Sockets and Switches
- Back
- View All
- Anchor Fixings
- Builders Metalwork
- Chemical Fixings
- Decking Screws
- Drywall Screws
- Hooks & Chains
- Nails
- Nuts Bolts & Washers
- Roofing & Self Tapping Screws
- Sanitary & Furniture Fixings
- Security Screws
- Stair Rods
- Wall Plugs & Plasterboard Fittings
- Window Screws & Packers
- Woodscrews
- Screws
- Back
- View All
- Bedroom Storage Solutions
- Cabinet & Bookcase Systems
- Garage Storage Solutions
- Hanging Rails & Systems
- Kitchen Storage Solutions
- Wardrobe Fittings
- Back
- View All
- Bathroom Lights
- Ceiling Lights
- Chandeliers
- Kitchen Plinth Lights
- Spotlights
- Track Lighting
- Under Cabinet Lighting
- Wall Lights
- Back
- View All
- Adjustable Hinges
- Ball Bearing Hinges
- Butt Hinges
- Concealed Hinges
- Fire Door Hinges
- Flag Hinges
- Flush Hinges
- Glass Door Patch Fittings
- Parliament Hinges
- Piano Hinges
- Self Closing Door Hinges
- Tee Hinges
- Back
- View All
- Barrel Bolts
- Bathroom Thumb Turn Door Locks
- Door Chains and Restrictors
- Door Reinforcement
- Flush Bolts
- Hinge Bolts
- Mortice and Rack Bolts
- Patio and French Door Bolts
- Back
- View All
- Bathroom Cabinets & Mirrors
- Shower Bar Systems
- Shower Baskets
- Shower Clamps & Hinges
- Shower Kits & Accessories
- Shower Rails
- Shower Seals
- Toilet Seats
- Wall Mounted Bathroom Accessories
- Back
- View All
- Intumescent Accessories
- Intumescent Glazing Seals
- Intumescent Hinge Pads
- Intumescent Lock Protection
- Intumescent Strips
- Intumescent Vents
- Back
- View All
- Blue Mandatory Signs
- Fire Exit Signs
- Fire Safety Signs
- Green Safe Condition Signs
- Prohibition Signs
- Safety Control Posters
- Site Safety & Control Signs
- Toilet & General Door Signs
- Yellow Warning Signs
- Back
- View All
- Backflap Hinges
- Cabinet Butt Hinges
- Cabinet Flush Hinges
- Decorative Hinges
- Kitchen Cabinet Hinges
- Back
- View All
- Casement Hinges
- Casement Stays & Fasteners
- Curtain Poles & Accessories
- UPVC Window Handles
- Back
- View All
- Double Pocket Door Kits
- Fire Rated Pocket Door Kits
- Pocket Door Accessories
- Single Pocket Door Kits
- Back
- View All
- Air Vents, Covers and Grilles
- Ducting Pipes and Supplies
- Extractor Fans
- Hand Dryers
- Heated Towel Rails
- Industrial Space Heaters
- Panel Heaters
- Patio Heaters
- Underfloor Heating Kits
- Back
- View All
- Fence Clips & Brackets
- Fence Post Extenders
- Fence Post Shoes
- Fence Post Spikes
- Fence Post Tops
- Back
- View All
- Automatic Door Openers
- Concealed Door Closers
- Door Dampers & Selectors
- Door Restrictors
- Electromagnetic Door Closers
- Floor Springs
- Overhead Door Closers
- Back
- View All
- Convex Mirrors
- Corner & Edge Protectors
- Fire Extinguisher Brackets
- Handrails & Brackets
- Nosing Strips & Safety Products
- Safety Fencing & Barriers
- Anti Ligature Products
- Back
- View All
- Counter Flap Hinges and Catches
- H and HL Hinges
- Pivot Hinges
- Strap Hinges
- Swing Door Hinges
- Toilet Seat Hinges
- Weld-On Hinges
- Back
- View All
- Fire & High Temperature Sealants
- Glazing, Frame & Roofing Sealants
- Glues & General Purpose Adhesives
- Grab Adhesives
- Guns & Accessories
- Multi-Purpose Sealants
- Multi-Use Adhesive Sealant Hybrids
- Sanitary
- Specialist Applications
- Wood Adhesives
- Sealants and Sealant Tools
- Back
- View All
- Brick Lights
- Festoon Lights
- Ground Lights
- LED Decking Lights
- Outdoor Bulkhead Lights
- Outdoor Lanterns
- Outdoor Security Lights
- Outdoor Wall Lights
- Post and Bollard Lights
- Spike Lights
- Back
- View All
- Cords & Chains
- Lead Weights
- Sash Fasteners
- Sash Handles & Lifts
- Sash Pulleys
- Sash Stops
- Spiral Sash Balances
- Steel Weights
- Window Beading
- Back
- View All
- Caulk & Fillers
- Fire & High Temperature Foams
- Foams
- Tapes
- Wood Fillers
- Foams and Fillers
- Foams and Foam Guns
- Back
- View All
- Brick Lines & Chalk Lines
- Pens, Pencils & Survey Marker Sprays
- Spirit Levels & Lasers
- Tape Measures & Rulers
- Back
- View All
- Bathroom Door Locks
- Deadlocks and Deadlatches
- DIN Locks and Latches
- Sashlocks
- Tubular and Flat Latches
- Back
- View All
- Complete drawer
- Drawer Assembly Machinery
- Drawer Backs
- Drawer Bases
- Drawer Fittings
- Drawer Inserts
- Drawer Opening System
- Drawer Runners
- Gallery Rails
- Installation Tools
- Metal Drawer Sides
- Single Walled System
- Soft Close Drawers
- Twin Walled System
- Back
- View All
- Blast Chillers
- Canopy Hoods
- Ceiling Hoods
- Chimney Hoods
- Coffee Machines
- Cooker Hood Accessories
- Cooker Hoods & Extractors
- Deep Fryers
- Dishwasher
- Dishwashers
- Freezers
- Fridge Freezers
- Hobs
- Island Hoods
- Kettles
- Microwave Ovens
- Oven Accessories
- Ovens
- Plinth Heaters
- Plinth Vacuums
- Range Cookers
- Refrigeration & Freezing
- Refrigerators
- Small Domestic & Plinth Appliances
- Sommelier Drawers
- Telescopic Hoods
- Toasters
- Tumble Dryers
- Vacuum Drawers
- Warming Drawers
- Washer Dryers
- Washing & Drying
- Washing Machines
- Wine Coolers
- Back
- View All
- Bottom Mounted
- Door Front Mounting
- For Drawer Box
- Freestanding
- Pull Out for Hinged Door
- Side Wall Mounted
- Swing Out for Hinged Door
- Worktop Mounting
- Back
- View All
- Breakfast Bar Supports
- Breakfast Bar Worktops
- Island Worktop
- Upstands
- Worktop Protection
- Worktops
- Worktops with Sink
Home
/
Seals and Intumescents
/
Door Bars and Floor Trims
/
Threshold Seals
/
Watershed Seal - 1000mm Length - WCH Weatherboard - Inward/Outward Opening Doors - Oak
Watershed Seal - 1000mm Length - WCH Weatherboard - Inward/Outward Opening Doors - Oak
Product Code: 991378P
Watershed Seal - 1000mm Length - WCH Weatherboard - Inward/Outward Opening Doors - Oak
Product Code: 991378P
2 In stock
£138.25
Ex. VAT: £115.21
This product is part of a range with 7 options. Select an option to filter, then choose the matching variant.
| Quantity | Unit Price (inc. VAT) | You Save |
|---|---|---|
| 1 – 9 | £138.25 | — |
| 10+ | £142.29 | — |
- Products Description
- Technical Specifications
An effective threshold seal combination with hidden fixings, designed with options to suit inward and outward opening, single and double leaf, external doors
The low profile of the threshold sections ensures compliance with Document M of the Building Regulations
TKS replaces the previous BDA and BDB versions
The low profile of the threshold sections ensures compliance with Document M of the Building Regulations
TKS replaces the previous BDA and BDB versions
Product Specifications
| DocM | Doc M Rated |
| Door Opening | Inward/Outward Opening |
| Finish | Oak |
| Length (mm) | 1000mm |
| Material | Oak |
| Model | WCH |
| Pack Quantity | 1 |
| Size (mm) | 1000 x 40 x 51mm |
| Type | Water Bars |
| Width (mm) | 40mm |
| Brand | Sealmaster |
Copyright © 2026 Perceptive Fittings Ltd. All rights reserved.