www.catflapfittersouthlondon.co.ukCatflap Fitter South London

Cottenham Park Cat Flap Fitting

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