www.catflapfittersouthlondon.co.ukCatflap Fitter South London

Wandsworth Dog Flaps

Cat Flap Fitting Services in SW18 Wandsworth South London and surrounding area's

We specialise in professional cat flap installations for a wide range of surfaces, including:

 Cat flaps installation in glass  upvc-door-panels-for-catflaps Glass door cat flap installation

Over 30 Years of Industry Experience

Call Us: 0208 098 2021
Email Us: sales@catflapfittersouthlondon.co.uk

Why Choose Us for Your Cat Flap or Dog Flap Installation?

  • Trusted Experts: Over 30 years of experience in the glass and glazing industry, with 15 years focused on pet door installations.
  • Wide Range of Surfaces: We fit flaps in UPVC, wood, composite, metal, and double-glazed units (including patio and French doors).
  • High-Quality Materials: Replacement UPVC panels are reinforced for durability. Double-glazed units are manufactured in-house for precision and quality.
  • Affordable Pricing: We keep costs low and pass the savings directly to you.
  • Experienced Team: With 6 trusted fitters installing over 200 cat and dog flaps monthly, you’re in safe hands.
  • Customer Satisfaction: Don’t just take our word for it—read our glowing reviews!

Popular Cat and Dog Flaps We Install

We’re experienced in installing a variety of flaps, including:

How We Work: Cat Flap Installation in Double Glazing

If you need a cat flap in a double-glazed unit, we’ll replace the glass with a new custom-made double-glazed unit. This process takes 3–5 working days from measurement to fitting. All units are manufactured at our factory to ensure the highest standards.


Contact us today 0208 098 2021 to discuss your requirements or to get a free, no-obligation quote!

Cat Flaps in Wooden Doors - Cat Flaps in UPVc Panels - Cat Flaps in Glass & Double Glazing - Dog Flaps

How to train your cat or dog to use their new pet flap

Some cats will approach a cat flap with curiosity, while others may be a bit more wary. Here is five easy steps to help get your cat using its new cat flap.

Cold every time you have to get up and let the cat in or out - woken in the middle of the night - sound familiar, then its possibly time you fitted a cat flap/dog flap!

Click for step by step proven guide
How to train your cat or dog to use their new pet flap

What our customers say

Choosing the right pet flap for your Pet

Choosing the right pet flap for your Pet

There are a variety of pet flaps available. Our most popular brands include Catmate, Staywelland Sureflap, available in the following types:

4 WAY PET FLAP
2 WAY PET FLAP
Infra-Red Collar Pet Flap
Magnetic Collar Pet Flap
RFID MICROCHIP PET FLAP

See more on the cat flap fitter page

Frequently asked questions

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No - The cat flap/catflap must be glass fitting and circular as it is very expensive to cut a square hole, although not impossible.

Cat flaps come with a kit that includes a paper template that guides you exactly where to drill. With the help of markings, drill a hole in to each corner of the template. Once you have done with drilling the holes, you can get the shape of your cat flap accordingly. These are great for wooden, UPVC/plastic and metal doors, but would recommend a professionaal for anything to do with glass.

No - The glass in the door should already be toughened and you can not cut toughened glass, so we will need to replace the unit (worth hanging on to the double glazed unit we take ut as should you move or need to put this back at a later date will save you some money).

Yes - as cat flaps come in different sizes, models, automatic etc. it is best to talk to us first in order that you can ask all the questions you require answered on the most popular brands. We offer a selection of cat flaps and pet doors, we highly recommend that you take a brief look at the options prior to making a decision. We have added a link from our site to some of the most popular brands.

It varies, but usually takes around 1 hour to install a cat flap in wood, UPVC, metal or a composite door, if it is a cat flap in glass or a double glazed unit, the glass will be toughened safety glass and usually take 3-5 working days to remanufacture and about 30 minuites to install again subject to type and style of door or frame.

We're afraid not as the glass is already toughened when you try to cut it and the glass would break into hundreds of thousands of pieces!

  1. We would arrange to visit your home or property at a convenient time to get an exact measurement of the current double glazed unit in the door, check what pattern you have and offer a like for like or an alternative if the glass is no longer manufactured.
  2. We would then cut 2 new pieces of 4mm float glass (plain or pattern of your choice) to the exact size as measured, cut a hole in both pieces of glass for the cat flap and then have the glass toughened. (What is toughened glass).
  3. Approximately 2-3 day later the cat flap glass will be ready to collect from the toughening plant.
  4. We will then create a sealed doubel glazed unit which will have the hole perfectly placed for the installation of the cat flap.
  5. We will then arrange a convenient time with you to replace your current double glazed unit with the new cat flap ready double glazed sealed unit.
  6. The cat flap is installed once at the property

Just be prepared to be a bit more patient with older cats who may not have used a cat flap before. Use a food reward for your cat and try playing in close by so they get used to being nect to it. Leave the flap open so they can see outside as curiosity will entice them closer until they eventually go through it. 

Areas we cover

Postcodes   SE26   SE14   SE23   TW11   SW4   TW12   SW13   SE2   SE13   TW1   W9   BR3   W1   DA1   TW15   SW20   SW8   SE7   SW1   BR7   TW18   DA6   TW9   SW19   SE1   BR1   SW2   W11   SE27   DA8   DA3   DA10   SE9   SE5   SE17   SW5   BR8   DA11   TW17   SE24   SE4   SE28   DA13   SE25   SW11   TW20   DA16   BR5   W8   TW14   TW19   W6   W14   TW5   DA15   TW8   SE22   DA14   SW16   SW3   TW7   SE3   TW4   SE18   SW10   DA4   TW10   SW7   W1M   TW13   SE15   DA2   W12   TW3   SE12   DA17   SE6   W5   W3   SW14   W7   SW17   SW6   BR2   W2   BR6   BR4   SE11   W10   SW15   SW1A   SE21   SW18   SW9   DA5   SE16   SW12   SE19   SE20   SE8   TW16   DA9   SE10   DA12   W13   W4
Towns   Westbourne Green   Wilmington   Kensal Town   Regent Street   Ravenscourt Park   Teddington   Lambeth   Locksbottom   Park Lane   Elephant & Castle   Summerstown   Hextable   Deptford   Westway   Clapham Common   Osterley   Bushy Park   Brentford   Hythe End   Ham House   West Norwood   West Wickham   Hanger Lane   Bedford Park   Tulse Hill   Maida Vale   South Wimbledon   Cromwell Road   Lee   Keston   New Cross   East Dulwich   Twickenham   Queen's Gate   Charlton   Ladbroke Grove   Cobham   Abbey Wood   Bromley   Rocks Lane   Barons Court   Wandsworth Common   Thong   Hammersmith & Fulham   Belgravia   Green Street Green   Hawley   East Bedfont   Roehampton   Fawkham Green   Hounslow East   Great Portland Street   Merton   Green Park   Copse Hill   Mottingham   Herne Hill   Isleworth   Olympia   Fulham   Upper Sydenham   Bayswater   South Lambeth   Rye Lane   Dulwich   East Wickham   Great West Road   Chelsea Embankment   Woodside   Farningham   Gipsy Hill   Darenth   West Ealing   East Acton   Longfield   Horseferry Road   Newington   Hampton   Swanscombe   Ladywell   Acton Town   Kew   Surrey Quays   Putney Bridge   Vigo Village   Streatham   Knightsbridge   Barnes Bridge   Crofton Park   Lambeth   Kew Gardens   Southwark Cathedral   Haydons Road   Grove Park   Stanwell Moor   Chislehurst Caves   Avery Hill   Bermondsey   Richmond Park   Kensington Gore   Heston   Brompton   Streatham Common   Denmark Hill   Gunnersbury   Slade Green   Brompton Road   North Dulwich   Fulham Broadway   Bean   Erith   Lavender Hill   Staines   Ealing   Syon House   Vauxhall   Hyde Park   Dartford   Bushey Mead   Wandsworth   Marylebone   Kingston upon Thames   Lane End   Chelsea   Norbury   Boston Manor   City of Westminster   Tulse Hill   Acton   Foots Cray   Goldhawk Road   Stockwell   Catford   Bexley   Kensington & Chelsea   Ealing   Putney   Gravesend   Hayes   Richmond upon Thames   Rotherhithe   Hook Green   Wimbledon   Orpington   Royal Oak   New Cross Gate   Wandsworth Town   Merton   Holland Park   Shorne   Bexleyheath   Lewisham   Bedford Park   Camberwell   Sands End   Erith Marshes   Peckham   Well Hill   Mortlake   Lambeth North   Hammersmith   Riverside   Hounslow   South Norwood   Walworth   Queensway   Harvel   Brook Green   Leaves Green   Bermondsey   Pimlico   Westbourne Park   Hither Green   Perry Street   New Ash Green   Thamesmead   Brompton   Oxford Street   Horton Kirby   Chiswick Park   Shooter's Hill   Sloane Square   Kennington   Honor Oak   Earl's Court   Hatton   Greenhithe   Lambeth   Western Avenue   South Street   Peckham Rye   Westminster Abbey   Tooting Broadway   Luddesdown   Clapham North   Hanwell   South Acton   Lancaster Gate   Stanwell   Chelsfield   Deptford High Street   Nunhead   Eynsford   Norwood   Kennington   North Kensington   West Brompton   Istead Rise   Wimbledon Park   Vauxhall Bridge   Queens Road   Buckingham Palace   Tooting Bec   Hammersmith   Richmond   Stone   Upper Halliford   West Dulwich   Bellingham   Warwick Avenue   South Bank   Plumstead   Green Street Green   Swanley   Cheyne Walk   Bromley Common   Kidbrooke   Hyde Park   Crockenhill   Furzedown   Clapham Junction   Grove Park   Hyde Park Corner   South Ealing   Parsons Green   Deptford   Latimer Road   Paddington   Culverstone Green   Crayford   Westbourne Grove   Blackheath Park   Turnham Green   Soho   London Bridge   Paddington   Sydenham Hill   Putney Heath   Ladbroke Grove   Maida Hill   Colliers Wood   Norwood Junction   Shepperton   Marble Hill   St Mary Cray   Canary Wharf   Upper Tooting   Old Kent Road   Woolwich   Victoria   Marylebone   Edgware Road   Borough   Westminster   Clapham South   Kensington   Western Avenue   Northfleet   South Darenth   Boston Manor   Honor Oak Park   Loughborough Junction   Coldharbour Lane   Ham   Westminster Bridge   Chiswick House   Downe   Welling   Southfields   Cranford   Pratt's Bottom   Balham   Bickley   Notting Hill Gate   Vauxhall   Gloucester Road   Notting Hill   East Putney   Crystal Palace   Streatham Hill   Earlsfield   Stockwell   Barnes   Oxford Circus   Mayfair   Hartley   Well Hall   Ealing Broadway   Lee Green   Penge   St John's   Fulham Palace Road   Ranger's House   Wraysbury   Wimbledon Common   West Kensington   Chalk   Oval   Hanworth   Greenwich   East Sheen   High Street Kensington   Shepherds Bush   New Barn   Osterley Park   Warwick Park   Southwark   Southwark   Hounslow West   Egham   Laleham   Goldhawk Road   Holland Park   Lesnes Abbey   West Kilburn   Shorne Ridgeway   Blackheath   Thamesmead   Nine Elms   Meopham Green   New Kent Road   East Dulwich   Longfield Hill   Acton Green   Tooting Graveney   Marble Arch   Crystal Palace   White City   West Acton   Piccadilly Circus   Brixton   Camer   Sydenham   Chiswick High Road   South Kensington   Down House   Bostall Woods   Horniman Museum   West Heath   Forest Hill   Battersea   Beckenham   Lewisham   New Eltham   Englefield Green   Shooter's Hill   Meopham   Docklands   Northfields   Sidcup   Betsham   Anerley   Ashford   Littleton   Coldblow   Singlewell or Ifield   Stamford Brook   St Paul's Cray   Ealing Common   Elthorne Park   Feltham   Fulham Palace Road   Waterloo   Sunbury   Chislehurst   Elmers End   Belvedere   Thorpe   Wandsworth Road   Bond Street   Farnborough   Clapham   Eden Park   Cottenham Park   Southfleet   Upper Norwood   Cromwell Road   Knockholt Station   Hounslow   Ladywell   West Hill   Sole Street   Tottenham Court Road   Bayswater Road   North Ealing   Drayton Green   Castlenau   North Cray   Sutton at Hone   Uxbridge Road   St James's Park   Warren Street   Goodge Street   Brockley   Eltham   Raynes Park   Chiswick   Hounslow Central   Lower Sydenham   Putney Vale   Chelsea   Cooper's Hill
Counties   Kent   Greater London   Surrey   Berkshire
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