Contact us

Ask before you order rather than after — particularly about certification, a service fitting, or whether a replacement blend suits your equipment. Include your order number if you have one.

Email
contact@sentaigas.com

The fastest route for anything with an order number attached.

Phone
+1 (509) 938-2763

Mon–Fri, 9:00 AM – 6:00 PM ET

Address
4417 Brookfield Dr, Kensington, MD 20895, USA

Not a collection point — orders ship from our fulfilment partner.

Shipping & returns
Free shipping, 1–3 business days (Mon–Fri)

Full terms on the shipping and returns pages.

Send us a message

We reply by email, usually within one business day.